130 is a sphenic number. It is a noncototient since there is no answer to the equation x – φ(x) = 130. 130 is the only integer that is the sum of the squares of its first four divisors, including 1: 12 + 22 + 52 + 102 = 130. 130 is the largest number that cannot be written as the sum of four hexagonal numbers.
Is 101 a special number?
101 is: the 26th prime number, and the smallest above 100. a palindromic number in base 10, and so a palindromic prime. a Chen prime since 103 is also prime, with which it makes a twin prime pair.
What does 1010 mean in love?
What does 1010 mean in love? Seeing this number means that you should keep your heart open and know that you are in the perfect spot in your life to receive the highest form of love. In the same way that 10:10 is grounding, the 1010 meaning in love is meant to be eye-opening.
What is 1111 angel number?
As previously stated, 1111 can be interpreted as a message from your angels or the universe (or whatever higher power you believe in) that you’re on the right path. If you keep seeing 1111 everywhere, it’s a sign to keep going and trust the direction you’re moving in as everything is falling into place, says Kelly.
What is the number of 130? – Related Questions
Why is 101 a popular number?
History. The slang sense of the number “101” originates from its frequent use in US college course numbering systems to indicate the first or introductory course in some topic of study, such as “Calculus 101” or “French 101”.
What is the use of number 101?
NATIONAL EMERGENCY NUMBER-112. POLICE-100. FIRE-101. AMBULANCE-102.
What is the 101 code called?
US 101 is called the Oregon Coast Highway in Oregon, and the Pacific Highway in parts of California.
What are special numbers?
Special numbers are positive integers whose decimal representation contains only the special digits and . For example, 25 , 522 , a n d 2 are the special numbers and 7 , 15 , a n d 265 are not.
What is the most magical number?
Those three digits, as it turns out, have long been the rare object of fascination that bridges the gulf between science and mysticism. “137 continues to fire the imagination of everyone from scientists and mystics to occultists and people from the far-flung edges of society,” Arthur I.
What is the magical number?
magic number, in physics, in the shell models of both atomic and nuclear structure, any of a series of numbers that connote stable structure. The magic numbers for atoms are 2, 10, 18, 36, 54, and 86, corresponding to the total number of electrons in filled electron shells.
What is beautiful number?
A number is called beautiful if, for every digit x in the number, there are x occurrences of it in the number. Example: 1 is beautiful because 1 has 1 occurrence. 3133 is beautiful because 1 has 1 occurrence and 3 has 3 occurrences.
What is the most loved number?
But if you ask enough people, you start to see which numbers emerge as consensus favorites across the population. Math blogger Alex Bellos recently did this, and after polling more than 44,000 people from around the world on his website, he got an answer: The world’s favorite number is 7.
What is the happiest number?
The first few happy numbers are 1, 7, 10, 13, 19, 23, 28, 31, 32, 44, 49, 68, 70, 79, 82, 86, 91, 94, 97, 100, (OEIS A007770). These are also the numbers whose 2-recurring digital invariant sequences have period 1.
What is the rarest number?
6174 (number)
| ← 6173 6174 6175 → |
|---|
| Binary | 11000000111102 |
| Ternary | 221102003 |
| Senary | 443306 |
| Octal | 140368 |
What is the most luckiest number ever?
Seven was the most popular choice for both men and women. The survey revealed some other findings, too.
What are the most powerful number?
1, 4, 8, 9, 16, 25, 27, 32, 36, 49, 64, 72, 81, 100, 108, 121, 125, 128, 144, 169, 196, 200, 216, 225, 243, 256, 288, 289, 324, 343, 361, 392, 400, 432, 441, 484, 500, 512, 529, 576, 625, 648, 675, 676, 729, 784, 800, 841, 864, 900, 961, 968, 972, 1000, (sequence A001694 in the OEIS).
What is the most weird number?
The first few weird numbers are 70, 836, 4030, 5830, 7192, 7912, 9272, 10430, (OEIS A006037). An infinite number of weird numbers are known to exist, and the sequence of weird numbers has positive Schnirelmann density.
Is there a sad number?
The numbers for which the process of summing up of the squares of its digits ends in 1 are happy numbers. On the other hand, numbers that don’t end in 1 are called unhappy or sad numbers. Let’s look at the examples below to understand the concept behind it better. Example 1:- 23 is a happy number.
