The Number

21125

Twenty-One Thousand One Hundred and Twenty-Five

In Base 18 Octodecimal Is

3b3b18

The numbers with a 18 subscript use Base 18 Octodecimal 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
3b3818
Twenty-One Thousand One Hundred and Twenty-Two in Base 18 Octodecimal
21123
3b3918
Twenty-One Thousand One Hundred and Twenty-Three in Base 18 Octodecimal
21124
3b3a18
Twenty-One Thousand One Hundred and Twenty-Four in Base 18 Octodecimal
21126
3b3c18
Twenty-One Thousand One Hundred and Twenty-Six in Base 18 Octodecimal
21127
3b3d18
Twenty-One Thousand One Hundred and Twenty-Seven in Base 18 Octodecimal
21128
3b3e18
Twenty-One Thousand One Hundred and Twenty-Eight in Base 18 Octodecimal

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.

0.0004h80egg16g61h18

The reciprocal of 21125 in Base 18 Octodecimal.

Palindrome?

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

The number 3b3b18 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 18 Octodecimal

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
518
Five in Base 18 Octodecimal
13
d18
Thirteen in Base 18 Octodecimal

Prime Factorization

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

5183 · d182 = 3b3b18

Base Conversions

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