The Number

31820

Thirty-One Thousand Eight Hundred and Twenty

In Base 12 Duodecimal Is

164b812

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

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

Nearby Numbers

Positive, nonzero integers within three units

31817
164b512
Thirty-One Thousand Eight Hundred and Seventeen in Base 12 Duodecimal
31818
164b612
Thirty-One Thousand Eight Hundred and Eightteen in Base 12 Duodecimal
31819
164b712
Thirty-One Thousand Eight Hundred and Nineteen in Base 12 Duodecimal
31821
164b912
Thirty-One Thousand Eight Hundred and Twenty-One in Base 12 Duodecimal
31822
164ba12
Thirty-One Thousand Eight Hundred and Twenty-Two in Base 12 Duodecimal
31823
164bb12
Thirty-One Thousand Eight Hundred and Twenty-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.

3.1820e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000079a0b31416652812

The reciprocal of 31820 in Base 12 Duodecimal.

Palindrome?

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

The number 164b812 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 eight hundred and twenty is a composite number with 24 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 eight hundred and twenty is a composite number with 24 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 eight hundred and twenty has the following 4 prime factors:

2
212
Two in Base 12 Duodecimal
5
512
Five in Base 12 Duodecimal
37
3112
Thirty-Seven in Base 12 Duodecimal
43
3712
Forty-Three 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 · 5121 · 31121 · 37121 = 164b812

Base Conversions

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