The Number

80405

Eighty Thousand Four Hundred and Five

In Base 18 Octodecimal Is

de2h18

The numbers with a 18 subscript use Base 18 Octodecimal notation.

For more familiar numbers: See Eighty Thousand Four Hundred and Five in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

80402
de2e18
Eighty Thousand Four Hundred and Two in Base 18 Octodecimal
80403
de2f18
Eighty Thousand Four Hundred and Three in Base 18 Octodecimal
80404
de2g18
Eighty Thousand Four Hundred and Four in Base 18 Octodecimal
80406
de3018
Eighty Thousand Four Hundred and Six in Base 18 Octodecimal
80407
de3118
Eighty Thousand Four Hundred and Seven in Base 18 Octodecimal
80408
de3218
Eighty Thousand Four Hundred and Eight in Base 18 Octodecimal

Scientific Notation

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

8.0405e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00015903bge14ha8c18

The reciprocal of 80405 in Base 18 Octodecimal.

Palindrome?

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

The number de2h18 is not a palindrome.

Not A Prime Number

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

Eighty thousand four hundred and five is a composite number with 8 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

Eighty thousand four hundred and five 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 thousand four hundred and five has the following 3 prime factors:

5
518
Five in Base 18 Octodecimal
13
d18
Thirteen in Base 18 Octodecimal
1237
3ed18
One Thousand Two Hundred and Thirty-Seven in Base 18 Octodecimal

Prime Factorization

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

5181 · d181 · 3ed181 = de2h18

Base Conversions

The number eighty thousand four hundred and five in 35 different bases