The Number

12921

Twelve Thousand Nine Hundred and Twenty-One

Nearby Numbers

Positive, nonzero integers within three units

12918
Twelve Thousand Nine Hundred and Eightteen
12919
Twelve Thousand Nine Hundred and Nineteen
12920
Twelve Thousand Nine Hundred and Twenty
12922
Twelve Thousand Nine Hundred and Twenty-Two
12923
Twelve Thousand Nine Hundred and Twenty-Three
12924
Twelve Thousand Nine Hundred and Twenty-Four

Scientific Notation

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

1.2921e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00007739339060444238

The reciprocal of 12921.

Palindrome?

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

The number 12921 is a palindrome.

Not A Prime Number

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

Twelve thousand nine hundred and twenty-one is a composite number with 8 total factors (including 1 and itself).   See primes in Base 10 Decimal

A Composite

Composites have more than just these two factors.

Twelve thousand nine hundred and twenty-one is a composite number with 8 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 nine hundred and twenty-one has the following 3 prime factors:

3
Three
59
Fifty-Nine
73
Seventy-Three

Prime Factorization

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

31 · 591 · 731 = 12921

Base Conversions

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