The Number

21213

Twenty-One Thousand Two Hundred and Thirteen

In Base 31 Untrigesimal Is

m2931

The numbers with a 31 subscript use Base 31 Untrigesimal notation.

For more familiar numbers: See Twenty-One Thousand Two Hundred and Thirteen in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

21210
m2631
Twenty-One Thousand Two Hundred and Ten in Base 31 Untrigesimal
21211
m2731
Twenty-One Thousand Two Hundred and Eleven in Base 31 Untrigesimal
21212
m2831
Twenty-One Thousand Two Hundred and Twelve in Base 31 Untrigesimal
21214
m2a31
Twenty-One Thousand Two Hundred and Fourteen in Base 31 Untrigesimal
21215
m2b31
Twenty-One Thousand Two Hundred and Fifteen in Base 31 Untrigesimal
21216
m2c31
Twenty-One Thousand Two Hundred and Sixteen in Base 31 Untrigesimal

Scientific Notation

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

2.1213e4

Reciprocal

A number multiplied with its reciprocal is one.

0.001cgimfkbeht31

The reciprocal of 21213 in Base 31 Untrigesimal.

Palindrome?

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

The number m2931 is not a palindrome.

Not A Prime Number

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

Twenty-one thousand two hundred and thirteen is a composite number with 6 total factors (including 1 and itself).   See primes in Base 31 Untrigesimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand two hundred and thirteen is a composite number with 6 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 twenty-one thousand two hundred and thirteen has the following 2 prime factors:

3
331
Three in Base 31 Untrigesimal
2357
2e131
Two Thousand Three Hundred and Fifty-Seven in Base 31 Untrigesimal

Prime Factorization

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

3312 · 2e1311 = m2931

Base Conversions

The number twenty-one thousand two hundred and thirteen in 35 different bases