The Number

1812

One Thousand Eight Hundred and Twelve

In Base 31 Untrigesimal Is

1re31

The numbers with a 31 subscript use Base 31 Untrigesimal notation.

For more familiar numbers: See One Thousand Eight Hundred and Twelve in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

1809
1rb31
One Thousand Eight Hundred and Nine in Base 31 Untrigesimal
1810
1rc31
One Thousand Eight Hundred and Ten in Base 31 Untrigesimal
1811
1rd31
One Thousand Eight Hundred and Eleven in Base 31 Untrigesimal
1813
1rf31
One Thousand Eight Hundred and Thirteen in Base 31 Untrigesimal
1814
1rg31
One Thousand Eight Hundred and Fourteen in Base 31 Untrigesimal
1815
1rh31
One Thousand Eight Hundred and Fifteen in Base 31 Untrigesimal

Scientific Notation

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

1.812e3

Reciprocal

A number multiplied with its reciprocal is one.

0.00gdkn9r0d80m31

The reciprocal of 1812 in Base 31 Untrigesimal.

Palindrome?

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

The number 1re31 is not a palindrome.

Not A Prime Number

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

One thousand eight hundred and twelve is a composite number with 12 total factors (including 1 and itself).   See primes in Base 31 Untrigesimal

A Composite

Composites have more than just these two factors.

One thousand eight hundred and twelve 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 one thousand eight hundred and twelve has the following 3 prime factors:

2
231
Two in Base 31 Untrigesimal
3
331
Three in Base 31 Untrigesimal
151
4r31
One Hundred and Fifty-One in Base 31 Untrigesimal

Prime Factorization

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

2312 · 3311 · 4r311 = 1re31

Base Conversions

The number one thousand eight hundred and twelve in 35 different bases