The Number

12180

Twelve Thousand One Hundred and Eighty

In Base 21 Unovigesimal Is

16d021

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

12177
16ci21
Twelve Thousand One Hundred and Seventy-Seven in Base 21 Unovigesimal
12178
16cj21
Twelve Thousand One Hundred and Seventy-Eight in Base 21 Unovigesimal
12179
16ck21
Twelve Thousand One Hundred and Seventy-Nine in Base 21 Unovigesimal
12181
16d121
Twelve Thousand One Hundred and Eighty-One in Base 21 Unovigesimal
12182
16d221
Twelve Thousand One Hundred and Eighty-Two in Base 21 Unovigesimal
12183
16d321
Twelve Thousand One Hundred and Eighty-Three in Base 21 Unovigesimal

Scientific Notation

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

1.2180e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000fk6bd1a3dgeb21

The reciprocal of 12180 in Base 21 Unovigesimal.

Palindrome?

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

The number 16d021 is not a palindrome.

Not A Prime Number

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

Twelve thousand one hundred and eighty is a composite number with 48 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Twelve thousand one hundred and eighty is a composite number with 48 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 twelve thousand one hundred and eighty has the following 5 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
5
521
Five in Base 21 Unovigesimal
7
721
Seven in Base 21 Unovigesimal
29
1821
Twenty-Nine in Base 21 Unovigesimal

Prime Factorization

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

2212 · 3211 · 5211 · 7211 · 18211 = 16d021

Base Conversions

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