The Number

21925

Twenty-One Thousand Nine Hundred and Twenty-Five

In Base 21 Unovigesimal Is

27f121

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

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

Nearby Numbers

Positive, nonzero integers within three units

21922
27ej21
Twenty-One Thousand Nine Hundred and Twenty-Two in Base 21 Unovigesimal
21923
27ek21
Twenty-One Thousand Nine Hundred and Twenty-Three in Base 21 Unovigesimal
21924
27f021
Twenty-One Thousand Nine Hundred and Twenty-Four in Base 21 Unovigesimal
21926
27f221
Twenty-One Thousand Nine Hundred and Twenty-Six in Base 21 Unovigesimal
21927
27f321
Twenty-One Thousand Nine Hundred and Twenty-Seven in Base 21 Unovigesimal
21928
27f421
Twenty-One Thousand Nine Hundred and Twenty-Eight in Base 21 Unovigesimal

Scientific Notation

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

2.1925e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0008i5gej1ki01721

The reciprocal of 21925 in Base 21 Unovigesimal.

Palindrome?

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

The number 27f121 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 twenty-five is a composite number with 6 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand nine hundred and twenty-five 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 nine hundred and twenty-five has the following 2 prime factors:

5
521
Five in Base 21 Unovigesimal
877
1kg21
Eight Hundred and Seventy-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

5212 · 1kg211 = 27f121

Base Conversions

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