The Number

221916

Two Hundred and Twenty-One Thousand Nine Hundred and Sixteen

In Base 21 Unovigesimal Is

12k4921

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

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

Nearby Numbers

Positive, nonzero integers within three units

221913
12k4621
Two Hundred and Twenty-One Thousand Nine Hundred and Thirteen in Base 21 Unovigesimal
221914
12k4721
Two Hundred and Twenty-One Thousand Nine Hundred and Fourteen in Base 21 Unovigesimal
221915
12k4821
Two Hundred and Twenty-One Thousand Nine Hundred and Fifteen in Base 21 Unovigesimal
221917
12k4a21
Two Hundred and Twenty-One Thousand Nine Hundred and Seventeen in Base 21 Unovigesimal
221918
12k4b21
Two Hundred and Twenty-One Thousand Nine Hundred and Eightteen in Base 21 Unovigesimal
221919
12k4c21
Two Hundred and Twenty-One Thousand Nine Hundred and Nineteen in Base 21 Unovigesimal

Scientific Notation

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

2.21916e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000i8a1f719fich21

The reciprocal of 221916 in Base 21 Unovigesimal.

Palindrome?

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

The number 12k4921 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-one thousand nine hundred and sixteen is a composite number with 12 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Two hundred and twenty-one thousand nine hundred and sixteen is a composite number with 12 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-one thousand nine hundred and sixteen has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
18493
1kjd21
Eightteen Thousand Four Hundred and Ninety-Three 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 · 1kjd211 = 12k4921

Base Conversions

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