The Number

90405

Ninety Thousand Four Hundred and Five

In Base 21 Unovigesimal Is

9g0021

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

For more familiar numbers: See Ninety Thousand Four Hundred and Five in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

90402
9fki21
Ninety Thousand Four Hundred and Two in Base 21 Unovigesimal
90403
9fkj21
Ninety Thousand Four Hundred and Three in Base 21 Unovigesimal
90404
9fkk21
Ninety Thousand Four Hundred and Four in Base 21 Unovigesimal
90406
9g0121
Ninety Thousand Four Hundred and Six in Base 21 Unovigesimal
90407
9g0221
Ninety Thousand Four Hundred and Seven in Base 21 Unovigesimal
90408
9g0321
Ninety Thousand Four Hundred and 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.

9.0405e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000233e96fkc865221

The reciprocal of 90405 in Base 21 Unovigesimal.

Palindrome?

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

The number 9g0021 is not a palindrome.

Not A Prime Number

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

Ninety thousand four hundred and five is a composite number with 36 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Ninety thousand four hundred and five is a composite number with 36 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 ninety thousand four hundred and five has the following 4 prime factors:

3
321
Three in Base 21 Unovigesimal
5
521
Five in Base 21 Unovigesimal
7
721
Seven in Base 21 Unovigesimal
41
1k21
Forty-One in Base 21 Unovigesimal

Prime Factorization

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

3212 · 5211 · 7212 · 1k211 = 9g0021

Base Conversions

The number ninety thousand four hundred and five in 35 different bases