The Number

31087

Thirty-One Thousand and Eighty-Seven

In Base 28 Octovigesimal Is

1bi728

The numbers with a 28 subscript use Base 28 Octovigesimal notation.

For more familiar numbers: See Thirty-One Thousand and Eighty-Seven in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

31084
1bi428
Thirty-One Thousand and Eighty-Four in Base 28 Octovigesimal
31085
1bi528
Thirty-One Thousand and Eighty-Five in Base 28 Octovigesimal
31086
1bi628
Thirty-One Thousand and Eighty-Six in Base 28 Octovigesimal
31088
1bi828
Thirty-One Thousand and Eighty-Eight in Base 28 Octovigesimal
31089
1bi928
Thirty-One Thousand and Eighty-Nine in Base 28 Octovigesimal
31090
1bia28
Thirty-One Thousand and Ninety in Base 28 Octovigesimal

Scientific Notation

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

3.1087e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000jlh9i7lnjgm28

The reciprocal of 31087 in Base 28 Octovigesimal.

Palindrome?

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

The number 1bi728 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 and eighty-seven is a composite number with 4 total factors (including 1 and itself).   See primes in Base 28 Octovigesimal

A Composite

Composites have more than just these two factors.

Thirty-one thousand and eighty-seven 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 thirty-one thousand and eighty-seven has the following 2 prime factors:

7
728
Seven in Base 28 Octovigesimal
4441
5ih28
Four Thousand Four Hundred and Forty-One in Base 28 Octovigesimal

Prime Factorization

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

7281 · 5ih281 = 1bi728

Base Conversions

The number thirty-one thousand and eighty-seven in 35 different bases