The Number

42020

Forty-Two Thousand and Twenty

Nearby Numbers

Positive, nonzero integers within three units

42017
Forty-Two Thousand and Seventeen
42018
Forty-Two Thousand and Eightteen
42019
Forty-Two Thousand and Nineteen
42021
Forty-Two Thousand and Twenty-One
42022
Forty-Two Thousand and Twenty-Two
42023
Forty-Two Thousand and Twenty-Three

Scientific Notation

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

4.2020e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000023798191337458354

The reciprocal of 42020.

Palindrome?

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

The number 42020 is not a palindrome.

Not A Prime Number

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

Forty-two thousand and twenty is a composite number with 24 total factors (including 1 and itself).   See primes in Base 10 Decimal

A Composite

Composites have more than just these two factors.

Forty-two thousand and twenty is a composite number with 24 total factors (including 1 and itself).

Prime Factors

The prime factors of a positive integer are the integers that divide it exactly and are also prime.

The number forty-two thousand and twenty has the following 4 prime factors:

2
Two
5
Five
11
Eleven
191
One Hundred and Ninety-One

Prime Factorization

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

22 · 51 · 111 · 1911 = 42020

Base Conversions

The number forty-two thousand and twenty in 35 different bases