The Number

89990

Eighty-Nine Thousand Nine Hundred and Ninety

In Base 21 Unovigesimal Is

9f1521

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

For more familiar numbers: See Eighty-Nine Thousand Nine Hundred and Ninety in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

89987
9f1221
Eighty-Nine Thousand Nine Hundred and Eighty-Seven in Base 21 Unovigesimal
89988
9f1321
Eighty-Nine Thousand Nine Hundred and Eighty-Eight in Base 21 Unovigesimal
89989
9f1421
Eighty-Nine Thousand Nine Hundred and Eighty-Nine in Base 21 Unovigesimal
89991
9f1621
Eighty-Nine Thousand Nine Hundred and Ninety-One in Base 21 Unovigesimal
89992
9f1721
Eighty-Nine Thousand Nine Hundred and Ninety-Two in Base 21 Unovigesimal
89993
9f1821
Eighty-Nine Thousand Nine Hundred and Ninety-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.

8.9990e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00023816ebcdi10321

The reciprocal of 89990 in Base 21 Unovigesimal.

Palindrome?

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

The number 9f1521 is not a palindrome.

Not A Prime Number

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

Eighty-nine thousand nine hundred and ninety is a composite number with 8 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Eighty-nine thousand nine hundred and ninety is a composite number with 8 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 eighty-nine thousand nine hundred and ninety has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
5
521
Five in Base 21 Unovigesimal
8999
k8b21
Eight Thousand Nine Hundred and Ninety-Nine 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 · 5211 · k8b211 = 9f1521

Base Conversions

The number eighty-nine thousand nine hundred and ninety in 35 different bases