The Number

220991

Two Hundred and Twenty Thousand Nine Hundred and Ninety-One

In Base 12 Duodecimal Is

a7a7b12

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

For more familiar numbers: See Two Hundred and Twenty Thousand Nine Hundred and Ninety-One in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

220988
a7a7812
Two Hundred and Twenty Thousand Nine Hundred and Eighty-Eight in Base 12 Duodecimal
220989
a7a7912
Two Hundred and Twenty Thousand Nine Hundred and Eighty-Nine in Base 12 Duodecimal
220990
a7a7a12
Two Hundred and Twenty Thousand Nine Hundred and Ninety in Base 12 Duodecimal
220992
a7a8012
Two Hundred and Twenty Thousand Nine Hundred and Ninety-Two in Base 12 Duodecimal
220993
a7a8112
Two Hundred and Twenty Thousand Nine Hundred and Ninety-Three in Base 12 Duodecimal
220994
a7a8212
Two Hundred and Twenty Thousand Nine Hundred and Ninety-Four in Base 12 Duodecimal

Scientific Notation

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

2.20991e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000011618458b765aa9a12

The reciprocal of 220991 in Base 12 Duodecimal.

Palindrome?

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

The number a7a7b12 is not a palindrome.

Not A Prime Number

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

Two hundred and twenty thousand nine hundred and ninety-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 12 Duodecimal

A Composite

Composites have more than just these two factors.

Two hundred and twenty thousand nine hundred and ninety-one is a composite number with 4 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 two hundred and twenty thousand nine hundred and ninety-one has the following 2 prime factors:

383
27b12
Three Hundred and Eighty-Three in Base 12 Duodecimal
577
40112
Five Hundred and Seventy-Seven in Base 12 Duodecimal

Prime Factorization

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

27b121 · 401121 = a7a7b12

Base Conversions

The number two hundred and twenty thousand nine hundred and ninety-one in 35 different bases