The Number

81481

Eighty-One Thousand Four Hundred and Eighty-One

In Base 31 Untrigesimal Is

2mod31

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

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

Nearby Numbers

Positive, nonzero integers within three units

81478
2moa31
Eighty-One Thousand Four Hundred and Seventy-Eight in Base 31 Untrigesimal
81479
2mob31
Eighty-One Thousand Four Hundred and Seventy-Nine in Base 31 Untrigesimal
81480
2moc31
Eighty-One Thousand Four Hundred and Eighty in Base 31 Untrigesimal
81482
2moe31
Eighty-One Thousand Four Hundred and Eighty-Two in Base 31 Untrigesimal
81483
2mof31
Eighty-One Thousand Four Hundred and Eighty-Three in Base 31 Untrigesimal
81484
2mog31
Eighty-One Thousand Four 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.

8.1481e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000bab4otcecck31

The reciprocal of 81481 in Base 31 Untrigesimal.

Palindrome?

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

The number 2mod31 is not a palindrome.

Not A Prime Number

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

Eighty-one thousand four hundred and eighty-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 31 Untrigesimal

A Composite

Composites have more than just these two factors.

Eighty-one thousand four hundred and eighty-one 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 eighty-one thousand four hundred and eighty-one has the following 2 prime factors:

17
h31
Seventeen in Base 31 Untrigesimal
4793
4uj31
Four Thousand Seven Hundred and Ninety-Three in Base 31 Untrigesimal

Prime Factorization

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

h311 · 4uj311 = 2mod31

Base Conversions

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