The Number

20181

Twenty Thousand One Hundred and Eighty-One

In Base 31 Untrigesimal Is

l0031

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

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

Nearby Numbers

Positive, nonzero integers within three units

20178
kus31
Twenty Thousand One Hundred and Seventy-Eight in Base 31 Untrigesimal
20179
kut31
Twenty Thousand One Hundred and Seventy-Nine in Base 31 Untrigesimal
20180
kuu31
Twenty Thousand One Hundred and Eighty in Base 31 Untrigesimal
20182
l0131
Twenty Thousand One Hundred and Eighty-Two in Base 31 Untrigesimal
20183
l0231
Twenty Thousand One Hundred and Eighty-Three in Base 31 Untrigesimal
20184
l0331
Twenty Thousand One Hundred and Eighty-Four in Base 31 Untrigesimal

Scientific Notation

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

2.0181e4

Reciprocal

A number multiplied with its reciprocal is one.

0.001enj5s1enj5o31

The reciprocal of 20181 in Base 31 Untrigesimal.

Palindrome?

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

The number l0031 is not a palindrome.

Not A Prime Number

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

Twenty thousand one hundred and eighty-one 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.

Twenty thousand one hundred and eighty-one 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 twenty thousand one hundred and eighty-one has the following 3 prime factors:

3
331
Three in Base 31 Untrigesimal
7
731
Seven in Base 31 Untrigesimal
31
1031
Thirty-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

3311 · 7311 · 10312 = l0031

Base Conversions

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