Nearby Numbers

Positive, nonzero integers within three units

40017

Forty Thousand and Seventeen

40018

Forty Thousand and Eightteen

40019

Forty Thousand and Nineteen

40021

Forty Thousand and Twenty-One

40022

Forty Thousand and Twenty-Two

40023

Forty Thousand and Twenty-Three

Scientific Notation

Scientific notation expresses a quantity as the product of its significand with 10 raised to an integer exponent.

4.0020e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000024987506246876562

The reciprocal of 40020.

Palindrome?

A numerical palindrome has the same value when all of its digits are reversed.

The number 40020 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Forty thousand and twenty is a composite number with 48 total factors (including 1 and itself).   See primes in Base 10 Decimal

A Composite

Composites have more than just these two factors.

Forty thousand and twenty is a composite number with 48 total factors (including 1 and itself).

Prime Factors

2

Two

3

Three

5

Five

23

Twenty-Three

29

Twenty-Nine

Prime Factorization

The prime factorization of a positive integer is the unique list of prime factors together with their multiplicities

22 · 31 · 51 · 231 · 291 = 40020

Base Conversions

The number forty thousand and twenty in 35 different bases