How many significant figures are in the number 0.01020? 2. Which of the following has the smallest number of significant figures? 0.00030, 123, 0.4005, 2.04, 2.004, 123 and 2.04 each has **3 significant figures** but 0.00030 is the same as 3.0 x 10^{–}^{4}, so it has only 2 significant figures.

## What is the number 123?

123 is a **Lucas number**. It is the eleventh member of the Mian-Chowla sequence. Along with 6, 123 is one of only two positive integers that is simultaneously two more than a perfect square and two less than a perfect cube (123 = 11^{2} + 2 = 5^{3} – 2).

## What are numbers like 123 called?

**Natural Numbers** (N), (also called positive integers, counting numbers, or natural numbers); They are the numbers {1, 2, 3, 4, 5, …}

## What is the most special number?

6174 is known as Kaprekar’s constant after the Indian mathematician D. R. Kaprekar. This number is renowned for the following rule: Take any four-digit number, using at least two different digits (leading zeros are allowed).

6174 (number)

← 6173 6174 6175 → |
---|

Hexadecimal | 181E_{16} |

**Is 123 a significant number? – Related Questions**

## Who invented numbers 123?

For example, the Arabic numeral system we’re all familiar with today is usually credited to two mathematicians from ancient India: Brahmagupta from the 6^{th} century B.C. and Aryabhat from the 5^{th} century B.C.

## What is the opposite of 123?

Answer and Explanation:

The opposite reciprocal of 1 2/3 is **-3/5**.

## What is the place value of 3 in 123?

place value of 3 in 123 is **ones** because it’s at the very right hand side ..

## What is the opposite number of child?

Antonym of Child

Word | Antonym |
---|

Child | **Grownup, Parent, Adult, Grown up** |

Get definition and list of more Antonym and Synonym in English Grammar. |

## Which number lies opposite of 3?

Thus numbers 4, 2 and 3 are consequent and hence **4** is opposite to the number 3.

## What do you call numbers like 1st 2nd 3rd 4th etc?

**Ordinal numbers** or ordinals are written using numerals as prefixes and adjectives as suffixes. For example, 1st, 2nd, 3rd, 4th, 5th, 6th, 7th, 8th and so on. We can easily identify an ordinal number: it talks about positioning.

## What is 1234 called?

The correct option is A **natural numbers**. Natural numbers – All counting numbers except zero are natural numbers. Whole numbers – All counting number together along with zero are whole numbers.

## What are universal numbers called?

UIFN. A **Universal International Freephone Number** (UIFN) enables an International Freephone Service (IFS) customer to be allocated a unique freephone number(s) that is the same throughout the world.

## What is the dyslexia for numbers called?

What is **Dyscalculia**? Dyscalculia is a specific and persistent difficulty in understanding numbers which can lead to a diverse range of difficulties with mathematics.

## What are signs of dyscalculia?

**Typical symptoms include:**

- difficulty counting backwards.
- difficulty remembering ‘basic’ facts.
- slow to perform calculations.
- weak mental arithmetic skills.
- a poor sense of numbers & estimation.
- Difficulty in understanding place value.
- Addition is often the default operation.
- High levels of mathematics anxiety.

## What are people with dyscalculia good at?

Love of words – people with dyscalculia are often exceptional at **reading, writing and spelling**. Intuitive thinking – people with dyscalculia are good at interpreting reality and processing knowledge, experiences and signs around them.

## What does dyscalculia look like in adults?

Dyscalculia Symptoms in Adults at Work

**Gets anxious at the thought of having to do math unexpectedly at work**. Trouble handling money or keeping track of finances. Frequently runs out of time while doing a task, or fails to plan enough time for all the things that need to be done. Trouble understanding graphs or charts.

## What parts of the body does dyscalculia affect?

Dyscalculia is a learning disorder that affects a person’s ability to do math. Much like dyslexia disrupts areas of the brain related to reading, dyscalculia affects **brain areas that handle math- and number-related skills and understanding**.

## Is dyscalculia on the autism spectrum?

Dyscalculia can create difficulties in daily life. It’s not as well known or understood as dyslexia, but many believe it’s just as common. Dyscalculia is a co-morbid disorder often associated with Asperger’s Syndrome and Autism. Students with dyscalculia have trouble with many aspects of math.