The Number

12972

Twelve Thousand Nine Hundred and Seventy-Two

In Base 21 Unovigesimal Is

188f21

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

12969
188c21
Twelve Thousand Nine Hundred and Sixty-Nine in Base 21 Unovigesimal
12970
188d21
Twelve Thousand Nine Hundred and Seventy in Base 21 Unovigesimal
12971
188e21
Twelve Thousand Nine Hundred and Seventy-One in Base 21 Unovigesimal
12973
188g21
Twelve Thousand Nine Hundred and Seventy-Three in Base 21 Unovigesimal
12974
188h21
Twelve Thousand Nine Hundred and Seventy-Four in Base 21 Unovigesimal
12975
188i21
Twelve Thousand Nine Hundred and Seventy-Five in Base 21 Unovigesimal

Scientific Notation

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

1.2972e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000ekhd6fi4344821

The reciprocal of 12972 in Base 21 Unovigesimal.

Palindrome?

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

The number 188f21 is not 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 seventy-two is a composite number with 24 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Twelve thousand nine hundred and seventy-two 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 twelve thousand nine hundred and seventy-two has the following 4 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
23
1221
Twenty-Three in Base 21 Unovigesimal
47
2521
Forty-Seven in Base 21 Unovigesimal

Prime Factorization

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

2212 · 3211 · 12211 · 25211 = 188f21

Base Conversions

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