The Number

81490

Eighty-One Thousand Four Hundred and Ninety

In Base 28 Octovigesimal Is

3jqa28

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

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

Nearby Numbers

Positive, nonzero integers within three units

81487
3jq728
Eighty-One Thousand Four Hundred and Eighty-Seven in Base 28 Octovigesimal
81488
3jq828
Eighty-One Thousand Four Hundred and Eighty-Eight in Base 28 Octovigesimal
81489
3jq928
Eighty-One Thousand Four Hundred and Eighty-Nine in Base 28 Octovigesimal
81491
3jqb28
Eighty-One Thousand Four Hundred and Ninety-One in Base 28 Octovigesimal
81492
3jqc28
Eighty-One Thousand Four Hundred and Ninety-Two in Base 28 Octovigesimal
81493
3jqd28
Eighty-One Thousand Four Hundred and Ninety-Three in Base 28 Octovigesimal

Scientific Notation

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

8.1490e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0007f5dk5enrg0928

The reciprocal of 81490 in Base 28 Octovigesimal.

Palindrome?

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

The number 3jqa28 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 ninety is a composite number with 16 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 four hundred and ninety is a composite number with 16 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 ninety has the following 4 prime factors:

2
228
Two in Base 28 Octovigesimal
5
528
Five in Base 28 Octovigesimal
29
1128
Twenty-Nine in Base 28 Octovigesimal
281
a128
Two Hundred and Eighty-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

2281 · 5281 · 11281 · a1281 = 3jqa28

Base Conversions

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