The Number

180

One Hundred and Eighty

In Base 9 Nonary Is

2209

The numbers with a 9 subscript use Base 9 Nonary notation.

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

Nearby Numbers

Positive, nonzero integers within three units

177
2169
One Hundred and Seventy-Seven in Base 9 Nonary
178
2179
One Hundred and Seventy-Eight in Base 9 Nonary
179
2189
One Hundred and Seventy-Nine in Base 9 Nonary
181
2219
One Hundred and Eighty-One in Base 9 Nonary
182
2229
One Hundred and Eighty-Two in Base 9 Nonary
183
2239
One Hundred and Eighty-Three in Base 9 Nonary

Scientific Notation

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

1.80e2

Reciprocal

A number multiplied with its reciprocal is one.

0.00404040404040404049

The reciprocal of 180 in Base 9 Nonary.

Palindrome?

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

The number 2209 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 is a composite number with 18 total factors (including 1 and itself).   See primes in Base 9 Nonary

A Composite

Composites have more than just these two factors.

One hundred and eighty is a composite number with 18 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 has the following 3 prime factors:

2
29
Two in Base 9 Nonary
3
39
Three in Base 9 Nonary
5
59
Five in Base 9 Nonary

Prime Factorization

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

292 · 392 · 591 = 2209

Base Conversions

The number one hundred and eighty in 35 different bases