The Number

809990

Eight Hundred and Nine Thousand Nine Hundred and Ninety

In Base 28 Octovigesimal Is

18p4628

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

For more familiar numbers: See Eight Hundred and Nine Thousand Nine Hundred and Ninety in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

809987
18p4328
Eight Hundred and Nine Thousand Nine Hundred and Eighty-Seven in Base 28 Octovigesimal
809988
18p4428
Eight Hundred and Nine Thousand Nine Hundred and Eighty-Eight in Base 28 Octovigesimal
809989
18p4528
Eight Hundred and Nine Thousand Nine Hundred and Eighty-Nine in Base 28 Octovigesimal
809991
18p4728
Eight Hundred and Nine Thousand Nine Hundred and Ninety-One in Base 28 Octovigesimal
809992
18p4828
Eight Hundred and Nine Thousand Nine Hundred and Ninety-Two in Base 28 Octovigesimal
809993
18p4928
Eight Hundred and Nine Thousand Nine 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.

8.09990e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000l6q3rb4o75d28

The reciprocal of 809990 in Base 28 Octovigesimal.

Palindrome?

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

The number 18p4628 is not a palindrome.

Not A Prime Number

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

Eight hundred and nine thousand nine 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.

Eight hundred and nine thousand nine 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 eight hundred and nine thousand nine hundred and ninety has the following 4 prime factors:

2
228
Two in Base 28 Octovigesimal
5
528
Five in Base 28 Octovigesimal
107
3n28
One Hundred and Seven in Base 28 Octovigesimal
757
r128
Seven Hundred and Fifty-Seven 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 · 3n281 · r1281 = 18p4628

Base Conversions

The number eight hundred and nine thousand nine hundred and ninety in 35 different bases