The Number

31980

Thirty-One Thousand Nine Hundred and Eighty

In Base 12 Duodecimal Is

1661012

The numbers with a 12 subscript use Base 12 Duodecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

31977
1660912
Thirty-One Thousand Nine Hundred and Seventy-Seven in Base 12 Duodecimal
31978
1660a12
Thirty-One Thousand Nine Hundred and Seventy-Eight in Base 12 Duodecimal
31979
1660b12
Thirty-One Thousand Nine Hundred and Seventy-Nine in Base 12 Duodecimal
31981
1661112
Thirty-One Thousand Nine Hundred and Eighty-One in Base 12 Duodecimal
31982
1661212
Thirty-One Thousand Nine Hundred and Eighty-Two in Base 12 Duodecimal
31983
1661312
Thirty-One Thousand Nine Hundred and Eighty-Three in Base 12 Duodecimal

Scientific Notation

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

3.1980e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000079453b86603696412

The reciprocal of 31980 in Base 12 Duodecimal.

Palindrome?

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

The number 1661012 is not a palindrome.

Not A Prime Number

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

Thirty-one thousand nine hundred and eighty is a composite number with 48 total factors (including 1 and itself).   See primes in Base 12 Duodecimal

A Composite

Composites have more than just these two factors.

Thirty-one thousand nine hundred and eighty 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 thirty-one thousand nine hundred and eighty has the following 5 prime factors:

2
212
Two in Base 12 Duodecimal
3
312
Three in Base 12 Duodecimal
5
512
Five in Base 12 Duodecimal
13
1112
Thirteen in Base 12 Duodecimal
41
3512
Forty-One in Base 12 Duodecimal

Prime Factorization

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

2122 · 3121 · 5121 · 11121 · 35121 = 1661012

Base Conversions

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