The Number

81180

Eighty-One Thousand One Hundred and Eighty

In Base 12 Duodecimal Is

3ab9012

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

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

Nearby Numbers

Positive, nonzero integers within three units

81177
3ab8912
Eighty-One Thousand One Hundred and Seventy-Seven in Base 12 Duodecimal
81178
3ab8a12
Eighty-One Thousand One Hundred and Seventy-Eight in Base 12 Duodecimal
81179
3ab8b12
Eighty-One Thousand One Hundred and Seventy-Nine in Base 12 Duodecimal
81181
3ab9112
Eighty-One Thousand One Hundred and Eighty-One in Base 12 Duodecimal
81182
3ab9212
Eighty-One Thousand One Hundred and Eighty-Two in Base 12 Duodecimal
81183
3ab9312
Eighty-One Thousand One Hundred and Eighty-Three in Base 12 Duodecimal

Scientific Notation

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

8.1180e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000309478b88b0392712

The reciprocal of 81180 in Base 12 Duodecimal.

Palindrome?

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

The number 3ab9012 is not a palindrome.

Not A Prime Number

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

Eighty-one thousand one hundred and eighty is a composite number with 72 total factors (including 1 and itself).   See primes in Base 12 Duodecimal

A Composite

Composites have more than just these two factors.

Eighty-one thousand one hundred and eighty is a composite number with 72 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 eighty-one thousand one hundred and eighty has the following 5 prime factors:

2
212
Two in Base 12 Duodecimal
3
312
Three in Base 12 Duodecimal
5
512
Five in Base 12 Duodecimal
11
b12
Eleven in Base 12 Duodecimal
41
3512
Forty-One in Base 12 Duodecimal

Prime Factorization

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

2122 · 3122 · 5121 · b121 · 35121 = 3ab9012

Base Conversions

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