The Number

21125

Twenty-One Thousand One Hundred and Twenty-Five

In Base 9 Nonary Is

318729

The numbers with a 9 subscript use Base 9 Nonary notation.

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

Nearby Numbers

Positive, nonzero integers within three units

21122
318689
Twenty-One Thousand One Hundred and Twenty-Two in Base 9 Nonary
21123
318709
Twenty-One Thousand One Hundred and Twenty-Three in Base 9 Nonary
21124
318719
Twenty-One Thousand One Hundred and Twenty-Four in Base 9 Nonary
21126
318739
Twenty-One Thousand One Hundred and Twenty-Six in Base 9 Nonary
21127
318749
Twenty-One Thousand One Hundred and Twenty-Seven in Base 9 Nonary
21128
318759
Twenty-One Thousand One Hundred and Twenty-Eight in Base 9 Nonary

Scientific Notation

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

2.1125e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000271363784555580569

The reciprocal of 21125 in Base 9 Nonary.

Palindrome?

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

The number 318729 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 one hundred and twenty-five is a composite number with 12 total factors (including 1 and itself).   See primes in Base 9 Nonary

A Composite

Composites have more than just these two factors.

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

5
59
Five in Base 9 Nonary
13
149
Thirteen in Base 9 Nonary

Prime Factorization

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

593 · 1492 = 318729

Base Conversions

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