The Number

12021

Twelve Thousand and Twenty-One

Nearby Numbers

Positive, nonzero integers within three units

12018
Twelve Thousand and Eightteen
12019
Twelve Thousand and Nineteen
12020
Twelve Thousand and Twenty
12022
Twelve Thousand and Twenty-Two
12023
Twelve Thousand and Twenty-Three
12024
Twelve Thousand and Twenty-Four

Scientific Notation

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

1.2021e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00008318775476249896

The reciprocal of 12021.

Palindrome?

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

The number 12021 is a palindrome.

Not A Prime Number

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

Twelve thousand and twenty-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 10 Decimal

A Composite

Composites have more than just these two factors.

Twelve thousand and twenty-one is a composite number with 4 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 twelve thousand and twenty-one has the following 2 prime factors:

3
Three
4007
Four Thousand and Seven

Prime Factorization

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

31 · 40071 = 12021

Base Conversions

The number twelve thousand and twenty-one in 35 different bases