The Number

31940

Thirty-One Thousand Nine Hundred and Forty

In Base 18 Octodecimal Is

58a818

The numbers with a 18 subscript use Base 18 Octodecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

31937
58a518
Thirty-One Thousand Nine Hundred and Thirty-Seven in Base 18 Octodecimal
31938
58a618
Thirty-One Thousand Nine Hundred and Thirty-Eight in Base 18 Octodecimal
31939
58a718
Thirty-One Thousand Nine Hundred and Thirty-Nine in Base 18 Octodecimal
31941
58a918
Thirty-One Thousand Nine Hundred and Forty-One in Base 18 Octodecimal
31942
58aa18
Thirty-One Thousand Nine Hundred and Forty-Two in Base 18 Octodecimal
31943
58ab18
Thirty-One Thousand Nine Hundred and Forty-Three in Base 18 Octodecimal

Scientific Notation

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

3.1940e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000352fec4g2697c18

The reciprocal of 31940 in Base 18 Octodecimal.

Palindrome?

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

The number 58a818 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 is a composite number with 12 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

Thirty-one thousand nine hundred and forty is a composite number with 12 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 has the following 3 prime factors:

2
218
Two in Base 18 Octodecimal
5
518
Five in Base 18 Octodecimal
1597
4gd18
One Thousand Five Hundred and Ninety-Seven in Base 18 Octodecimal

Prime Factorization

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

2182 · 5181 · 4gd181 = 58a818

Base Conversions

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