The Number

91021

Ninety-One Thousand and Twenty-One

In Base 12 Duodecimal Is

4481112

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

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

Nearby Numbers

Positive, nonzero integers within three units

91018
4480a12
Ninety-One Thousand and Eightteen in Base 12 Duodecimal
91019
4480b12
Ninety-One Thousand and Nineteen in Base 12 Duodecimal
91020
4481012
Ninety-One Thousand and Twenty in Base 12 Duodecimal
91022
4481212
Ninety-One Thousand and Twenty-Two in Base 12 Duodecimal
91023
4481312
Ninety-One Thousand and Twenty-Three in Base 12 Duodecimal
91024
4481412
Ninety-One Thousand and Twenty-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.

9.1021e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00002897b9745548b98612

The reciprocal of 91021 in Base 12 Duodecimal.

Palindrome?

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

The number 4481112 is not a palindrome.

Not A Prime Number

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

Ninety-one thousand and twenty-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.

Ninety-one thousand and twenty-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 ninety-one thousand and twenty-one has the following 2 prime factors:

7
712
Seven in Base 12 Duodecimal
13003
763712
Thirteen Thousand and Three in Base 12 Duodecimal

Prime Factorization

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

7121 · 7637121 = 4481112

Base Conversions

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