The Number

31640

Thirty-One Thousand Six Hundred and Forty

In Base 12 Duodecimal Is

1638812

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

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

Nearby Numbers

Positive, nonzero integers within three units

31637
1638512
Thirty-One Thousand Six Hundred and Thirty-Seven in Base 12 Duodecimal
31638
1638612
Thirty-One Thousand Six Hundred and Thirty-Eight in Base 12 Duodecimal
31639
1638712
Thirty-One Thousand Six Hundred and Thirty-Nine in Base 12 Duodecimal
31641
1638912
Thirty-One Thousand Six Hundred and Forty-One in Base 12 Duodecimal
31642
1638a12
Thirty-One Thousand Six Hundred and Forty-Two in Base 12 Duodecimal
31643
1638b12
Thirty-One Thousand Six Hundred and Forty-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.

3.1640e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00007a459916817982112

The reciprocal of 31640 in Base 12 Duodecimal.

Palindrome?

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

The number 1638812 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 six hundred and forty is a composite number with 32 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 six hundred and forty is a composite number with 32 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 six hundred and forty has the following 4 prime factors:

2
212
Two in Base 12 Duodecimal
5
512
Five in Base 12 Duodecimal
7
712
Seven in Base 12 Duodecimal
113
9512
One Hundred and Thirteen in Base 12 Duodecimal

Prime Factorization

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

2123 · 5121 · 7121 · 95121 = 1638812

Base Conversions

The number thirty-one thousand six hundred and forty in 35 different bases