The Number

90138

Ninety Thousand One Hundred and Thirty-Eight

In Base 21 Unovigesimal Is

9f8621

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

For more familiar numbers: See Ninety Thousand One Hundred and Thirty-Eight in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

90135
9f8321
Ninety Thousand One Hundred and Thirty-Five in Base 21 Unovigesimal
90136
9f8421
Ninety Thousand One Hundred and Thirty-Six in Base 21 Unovigesimal
90137
9f8521
Ninety Thousand One Hundred and Thirty-Seven in Base 21 Unovigesimal
90139
9f8721
Ninety Thousand One Hundred and Thirty-Nine in Base 21 Unovigesimal
90140
9f8821
Ninety Thousand One Hundred and Forty in Base 21 Unovigesimal
90141
9f8921
Ninety Thousand One Hundred and Forty-One in Base 21 Unovigesimal

Scientific Notation

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

9.0138e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000236a9c83jibg121

The reciprocal of 90138 in Base 21 Unovigesimal.

Palindrome?

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

The number 9f8621 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 one hundred and thirty-eight 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.

Ninety thousand one hundred and thirty-eight 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 ninety thousand one hundred and thirty-eight has the following 4 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
83
3k21
Eighty-Three in Base 21 Unovigesimal
181
8d21
One Hundred and Eighty-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

2211 · 3211 · 3k211 · 8d211 = 9f8621

Base Conversions

The number ninety thousand one hundred and thirty-eight in 35 different bases