The Number

405009

Four Hundred and Five Thousand and Nine

In Base 20 Vigesimal Is

2aca920

The numbers with a 20 subscript use Base 20 Vigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

405006
2aca620
Four Hundred and Five Thousand and Six in Base 20 Vigesimal
405007
2aca720
Four Hundred and Five Thousand and Seven in Base 20 Vigesimal
405008
2aca820
Four Hundred and Five Thousand and Eight in Base 20 Vigesimal
405010
2acaa20
Four Hundred and Five Thousand and Ten in Base 20 Vigesimal
405011
2acab20
Four Hundred and Five Thousand and Eleven in Base 20 Vigesimal
405012
2acac20
Four Hundred and Five Thousand and Twelve in Base 20 Vigesimal

Scientific Notation

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

4.05009e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00007i0898f5dc0j20

The reciprocal of 405009 in Base 20 Vigesimal.

Palindrome?

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

The number 2aca920 is not a palindrome.

Not A Prime Number

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

Four hundred and five thousand and nine is a composite number with 12 total factors (including 1 and itself).   See primes in Base 20 Vigesimal

A Composite

Composites have more than just these two factors.

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

3
320
Three in Base 20 Vigesimal
11
b20
Eleven in Base 20 Vigesimal
4091
a4b20
Four Thousand and Ninety-One in Base 20 Vigesimal

Prime Factorization

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

3202 · b201 · a4b201 = 2aca920

Base Conversions

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