The Number

131820

One Hundred and Thirty-One Thousand Eight Hundred and Twenty

Nearby Numbers

Positive, nonzero integers within three units

131817
One Hundred and Thirty-One Thousand Eight Hundred and Seventeen
131818
One Hundred and Thirty-One Thousand Eight Hundred and Eightteen
131819
One Hundred and Thirty-One Thousand Eight Hundred and Nineteen
131821
One Hundred and Thirty-One Thousand Eight Hundred and Twenty-One
131822
One Hundred and Thirty-One Thousand Eight Hundred and Twenty-Two
131823
One Hundred and Thirty-One Thousand Eight Hundred and Twenty-Three

Scientific Notation

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

1.31820e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000075861022606584735

The reciprocal of 131820.

Palindrome?

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

The number 131820 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 eight hundred and twenty is a composite number with 48 total factors (including 1 and itself).   See primes in Base 10 Decimal

A Composite

Composites have more than just these two factors.

One hundred and thirty-one thousand eight hundred and twenty is a composite number with 48 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 eight hundred and twenty has the following 4 prime factors:

2
Two
3
Three
5
Five
13
Thirteen

Prime Factorization

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

22 · 31 · 51 · 133 = 131820

Base Conversions

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