The Number

131989

One Hundred and Thirty-One Thousand Nine Hundred and Eighty-Nine

In Base 21 Unovigesimal Is

e56421

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

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

Nearby Numbers

Positive, nonzero integers within three units

131986
e56121
One Hundred and Thirty-One Thousand Nine Hundred and Eighty-Six in Base 21 Unovigesimal
131987
e56221
One Hundred and Thirty-One Thousand Nine Hundred and Eighty-Seven in Base 21 Unovigesimal
131988
e56321
One Hundred and Thirty-One Thousand Nine Hundred and Eighty-Eight in Base 21 Unovigesimal
131990
e56521
One Hundred and Thirty-One Thousand Nine Hundred and Ninety in Base 21 Unovigesimal
131991
e56621
One Hundred and Thirty-One Thousand Nine Hundred and Ninety-One in Base 21 Unovigesimal
131992
e56721
One Hundred and Thirty-One Thousand Nine Hundred and Ninety-Two in Base 21 Unovigesimal

Scientific Notation

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

1.31989e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00019jgfebgbi63121

The reciprocal of 131989 in Base 21 Unovigesimal.

Palindrome?

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

The number e56421 is not a palindrome.

Not A Prime Number

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

One hundred and thirty-one thousand nine hundred and eighty-nine is a composite number with 12 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

One hundred and thirty-one thousand nine hundred and eighty-nine 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 one hundred and thirty-one thousand nine hundred and eighty-nine has the following 3 prime factors:

11
b21
Eleven in Base 21 Unovigesimal
13
d21
Thirteen in Base 21 Unovigesimal
71
3821
Seventy-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

b211 · d212 · 38211 = e56421

Base Conversions

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