The Number

31945

Thirty-One Thousand Nine Hundred and Forty-Five

In Base 12 Duodecimal Is

165a112

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

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

Nearby Numbers

Positive, nonzero integers within three units

31942
1659a12
Thirty-One Thousand Nine Hundred and Forty-Two in Base 12 Duodecimal
31943
1659b12
Thirty-One Thousand Nine Hundred and Forty-Three in Base 12 Duodecimal
31944
165a012
Thirty-One Thousand Nine Hundred and Forty-Four in Base 12 Duodecimal
31946
165a212
Thirty-One Thousand Nine Hundred and Forty-Six in Base 12 Duodecimal
31947
165a312
Thirty-One Thousand Nine Hundred and Forty-Seven in Base 12 Duodecimal
31948
165a412
Thirty-One Thousand Nine Hundred and Forty-Eight in Base 12 Duodecimal

Scientific Notation

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

3.1945e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000795808bb77508712

The reciprocal of 31945 in Base 12 Duodecimal.

Palindrome?

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

The number 165a112 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 forty-five is a composite number with 4 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 forty-five is a composite number with 4 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 forty-five has the following 2 prime factors:

5
512
Five in Base 12 Duodecimal
6389
384512
Six Thousand Three Hundred and Eighty-Nine in Base 12 Duodecimal

Prime Factorization

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

5121 · 3845121 = 165a112

Base Conversions

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