The Number

900

Nine Hundred

In Base 21 Unovigesimal Is

20i21

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

For more familiar numbers: See Nine Hundred in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

897
20f21
Eight Hundred and Ninety-Seven in Base 21 Unovigesimal
898
20g21
Eight Hundred and Ninety-Eight in Base 21 Unovigesimal
899
20h21
Eight Hundred and Ninety-Nine in Base 21 Unovigesimal
901
20j21
Nine Hundred and One in Base 21 Unovigesimal
902
20k21
Nine Hundred and Two in Base 21 Unovigesimal
903
21021
Nine Hundred and Three in Base 21 Unovigesimal

Scientific Notation

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

9e2

Reciprocal

A number multiplied with its reciprocal is one.

0.00a61iea61iea6921

The reciprocal of 900 in Base 21 Unovigesimal.

Palindrome?

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

The number 20i21 is not a palindrome.

Not A Prime Number

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

Nine hundred is a composite number with 27 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Nine hundred is a composite number with 27 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 nine hundred has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
5
521
Five 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 · 3212 · 5212 = 20i21

Base Conversions

The number nine hundred in 35 different bases