The Number

180009

One Hundred and Eighty Thousand and Nine

In Base 20 Vigesimal Is

12a0920

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

For more familiar numbers: See One Hundred and Eighty Thousand and Nine in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

180006
12a0620
One Hundred and Eighty Thousand and Six in Base 20 Vigesimal
180007
12a0720
One Hundred and Eighty Thousand and Seven in Base 20 Vigesimal
180008
12a0820
One Hundred and Eighty Thousand and Eight in Base 20 Vigesimal
180010
12a0a20
One Hundred and Eighty Thousand and Ten in Base 20 Vigesimal
180011
12a0b20
One Hundred and Eighty Thousand and Eleven in Base 20 Vigesimal
180012
12a0c20
One Hundred and Eighty 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.

1.80009e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000hfaf24bed5abd20

The reciprocal of 180009 in Base 20 Vigesimal.

Palindrome?

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

The number 12a0920 is not a palindrome.

Not A Prime Number

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

One hundred and eighty thousand and nine is a composite number with 16 total factors (including 1 and itself).   See primes in Base 20 Vigesimal

A Composite

Composites have more than just these two factors.

One hundred and eighty thousand and nine 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 one hundred and eighty thousand and nine has the following 3 prime factors:

3
320
Three in Base 20 Vigesimal
59
2j20
Fifty-Nine in Base 20 Vigesimal
113
5d20
One Hundred and Thirteen in Base 20 Vigesimal

Prime Factorization

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

3203 · 2j201 · 5d201 = 12a0920

Base Conversions

The number one hundred and eighty thousand and nine in 35 different bases