The Number

81789

Eighty-One Thousand Seven Hundred and Eighty-Nine

In Base 28 Octovigesimal Is

3k9128

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

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

Nearby Numbers

Positive, nonzero integers within three units

81786
3k8q28
Eighty-One Thousand Seven Hundred and Eighty-Six in Base 28 Octovigesimal
81787
3k8r28
Eighty-One Thousand Seven Hundred and Eighty-Seven in Base 28 Octovigesimal
81788
3k9028
Eighty-One Thousand Seven Hundred and Eighty-Eight in Base 28 Octovigesimal
81790
3k9228
Eighty-One Thousand Seven Hundred and Ninety in Base 28 Octovigesimal
81791
3k9328
Eighty-One Thousand Seven Hundred and Ninety-One in Base 28 Octovigesimal
81792
3k9428
Eighty-One Thousand Seven Hundred and Ninety-Two in Base 28 Octovigesimal

Scientific Notation

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

8.1789e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0007ebobe36noem28

The reciprocal of 81789 in Base 28 Octovigesimal.

Palindrome?

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

The number 3k9128 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 seven hundred and eighty-nine is a composite number with 8 total factors (including 1 and itself).   See primes in Base 28 Octovigesimal

A Composite

Composites have more than just these two factors.

Eighty-one thousand seven hundred and eighty-nine is a composite number with 8 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 seven hundred and eighty-nine has the following 3 prime factors:

3
328
Three in Base 28 Octovigesimal
137
4p28
One Hundred and Thirty-Seven in Base 28 Octovigesimal
199
7328
One Hundred and Ninety-Nine in Base 28 Octovigesimal

Prime Factorization

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

3281 · 4p281 · 73281 = 3k9128

Base Conversions

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