The Number

131998

One Hundred and Thirty-One Thousand Nine Hundred and Ninety-Eight

In Base 21 Unovigesimal Is

e56d21

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 Ninety-Eight in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

131995
e56a21
One Hundred and Thirty-One Thousand Nine Hundred and Ninety-Five in Base 21 Unovigesimal
131996
e56b21
One Hundred and Thirty-One Thousand Nine Hundred and Ninety-Six in Base 21 Unovigesimal
131997
e56c21
One Hundred and Thirty-One Thousand Nine Hundred and Ninety-Seven in Base 21 Unovigesimal
131999
e56e21
One Hundred and Thirty-One Thousand Nine Hundred and Ninety-Nine in Base 21 Unovigesimal
132000
e56f21
One Hundred and Thirty-Two Thousand in Base 21 Unovigesimal
132001
e56g21
One Hundred and Thirty-Two Thousand and 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.

1.31998e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00019jfh3565k57j21

The reciprocal of 131998 in Base 21 Unovigesimal.

Palindrome?

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

The number e56d21 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 ninety-eight 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.

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

2
221
Two in Base 21 Unovigesimal
31
1a21
Thirty-One in Base 21 Unovigesimal
2129
4h821
Two Thousand One Hundred and Twenty-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 · 1a211 · 4h8211 = e56d21

Base Conversions

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