The Number

21972

Twenty-One Thousand Nine Hundred and Seventy-Two

In Base 31 Untrigesimal Is

mqo31

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

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

Nearby Numbers

Positive, nonzero integers within three units

21969
mql31
Twenty-One Thousand Nine Hundred and Sixty-Nine in Base 31 Untrigesimal
21970
mqm31
Twenty-One Thousand Nine Hundred and Seventy in Base 31 Untrigesimal
21971
mqn31
Twenty-One Thousand Nine Hundred and Seventy-One in Base 31 Untrigesimal
21973
mqp31
Twenty-One Thousand Nine Hundred and Seventy-Three in Base 31 Untrigesimal
21974
mqq31
Twenty-One Thousand Nine Hundred and Seventy-Four in Base 31 Untrigesimal
21975
mqr31
Twenty-One Thousand Nine Hundred and Seventy-Five in Base 31 Untrigesimal

Scientific Notation

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

2.1972e4

Reciprocal

A number multiplied with its reciprocal is one.

0.001b0uf13d1tsn31

The reciprocal of 21972 in Base 31 Untrigesimal.

Palindrome?

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

The number mqo31 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 nine hundred and seventy-two is a composite number with 12 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 nine hundred and seventy-two is a composite number with 12 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 nine hundred and seventy-two has the following 3 prime factors:

2
231
Two in Base 31 Untrigesimal
3
331
Three in Base 31 Untrigesimal
1831
1s231
One Thousand Eight Hundred and Thirty-One in Base 31 Untrigesimal

Prime Factorization

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

2312 · 3311 · 1s2311 = mqo31

Base Conversions

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