The Number

20125

Twenty Thousand One Hundred and Twenty-Five

In Base 21 Unovigesimal Is

23d721

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

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

Nearby Numbers

Positive, nonzero integers within three units

20122
23d421
Twenty Thousand One Hundred and Twenty-Two in Base 21 Unovigesimal
20123
23d521
Twenty Thousand One Hundred and Twenty-Three in Base 21 Unovigesimal
20124
23d621
Twenty Thousand One Hundred and Twenty-Four in Base 21 Unovigesimal
20126
23d821
Twenty Thousand One Hundred and Twenty-Six in Base 21 Unovigesimal
20127
23d921
Twenty Thousand One Hundred and Twenty-Seven in Base 21 Unovigesimal
20128
23da21
Twenty Thousand One 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.

2.0125e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0009dje1faddb4j21

The reciprocal of 20125 in Base 21 Unovigesimal.

Palindrome?

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

The number 23d721 is not a palindrome.

Not A Prime Number

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

Twenty thousand one hundred and twenty-five is a composite number with 16 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Twenty thousand one hundred and twenty-five is a composite number with 16 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 thousand one hundred and twenty-five has the following 3 prime factors:

5
521
Five in Base 21 Unovigesimal
7
721
Seven in Base 21 Unovigesimal
23
1221
Twenty-Three in Base 21 Unovigesimal

Prime Factorization

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

5213 · 7211 · 12211 = 23d721

Base Conversions

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