The Number

22191

Twenty-Two Thousand One Hundred and Ninety-One

In Base 21 Unovigesimal Is

286f21

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

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

Nearby Numbers

Positive, nonzero integers within three units

22188
286c21
Twenty-Two Thousand One Hundred and Eighty-Eight in Base 21 Unovigesimal
22189
286d21
Twenty-Two Thousand One Hundred and Eighty-Nine in Base 21 Unovigesimal
22190
286e21
Twenty-Two Thousand One Hundred and Ninety in Base 21 Unovigesimal
22192
286g21
Twenty-Two Thousand One Hundred and Ninety-Two in Base 21 Unovigesimal
22193
286h21
Twenty-Two Thousand One Hundred and Ninety-Three in Base 21 Unovigesimal
22194
286i21
Twenty-Two Thousand One Hundred and Ninety-Four in Base 21 Unovigesimal

Scientific Notation

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

2.2191e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0008g0j0825ecab21

The reciprocal of 22191 in Base 21 Unovigesimal.

Palindrome?

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

The number 286f21 is not a palindrome.

Not A Prime Number

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

Twenty-two thousand one hundred and ninety-one is a composite number with 8 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Twenty-two thousand one hundred and ninety-one is a composite number with 8 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 twenty-two thousand one hundred and ninety-one has the following 3 prime factors:

3
321
Three in Base 21 Unovigesimal
13
d21
Thirteen in Base 21 Unovigesimal
569
16221
Five Hundred and Sixty-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

3211 · d211 · 162211 = 286f21

Base Conversions

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