The Number

18405

Eightteen Thousand Four Hundred and Five

In Base 12 Duodecimal Is

a79912

The numbers with a 12 subscript use Base 12 Duodecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

18402
a79612
Eightteen Thousand Four Hundred and Two in Base 12 Duodecimal
18403
a79712
Eightteen Thousand Four Hundred and Three in Base 12 Duodecimal
18404
a79812
Eightteen Thousand Four Hundred and Four in Base 12 Duodecimal
18406
a79a12
Eightteen Thousand Four Hundred and Six in Base 12 Duodecimal
18407
a79b12
Eightteen Thousand Four Hundred and Seven in Base 12 Duodecimal
18408
a7a012
Eightteen Thousand Four Hundred and Eight in Base 12 Duodecimal

Scientific Notation

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

1.8405e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0001162a27b75b071412

The reciprocal of 18405 in Base 12 Duodecimal.

Palindrome?

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

The number a79912 is not a palindrome.

Not A Prime Number

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

Eightteen thousand four hundred and five is a composite number with 12 total factors (including 1 and itself).   See primes in Base 12 Duodecimal

A Composite

Composites have more than just these two factors.

Eightteen thousand four hundred and five is a composite number with 12 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 eightteen thousand four hundred and five has the following 3 prime factors:

3
312
Three in Base 12 Duodecimal
5
512
Five in Base 12 Duodecimal
409
2a112
Four Hundred and Nine in Base 12 Duodecimal

Prime Factorization

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

3122 · 5121 · 2a1121 = a79912

Base Conversions

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