The Number

809985

Eight Hundred and Nine Thousand Nine Hundred and Eighty-Five

In Base 28 Octovigesimal Is

18p4128

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

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

Nearby Numbers

Positive, nonzero integers within three units

809982
18p3q28
Eight Hundred and Nine Thousand Nine Hundred and Eighty-Two in Base 28 Octovigesimal
809983
18p3r28
Eight Hundred and Nine Thousand Nine Hundred and Eighty-Three in Base 28 Octovigesimal
809984
18p4028
Eight Hundred and Nine Thousand Nine Hundred and Eighty-Four in Base 28 Octovigesimal
809986
18p4228
Eight Hundred and Nine Thousand Nine Hundred and Eighty-Six in Base 28 Octovigesimal
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

Scientific Notation

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

8.09985e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000l6q6o0dpb3n28

The reciprocal of 809985 in Base 28 Octovigesimal.

Palindrome?

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

The number 18p4128 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 eighty-five 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 eighty-five 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 eighty-five has the following 4 prime factors:

3
328
Three in Base 28 Octovigesimal
5
528
Five in Base 28 Octovigesimal
11
b28
Eleven in Base 28 Octovigesimal
4909
67928
Four Thousand Nine Hundred and 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 · 5281 · b281 · 679281 = 18p4128

Base Conversions

The number eight hundred and nine thousand nine hundred and eighty-five in 35 different bases