The Number

219921

Two Hundred and Nineteen Thousand Nine Hundred and Twenty-One

In Base 21 Unovigesimal Is

12fe921

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

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

Nearby Numbers

Positive, nonzero integers within three units

219918
12fe621
Two Hundred and Nineteen Thousand Nine Hundred and Eightteen in Base 21 Unovigesimal
219919
12fe721
Two Hundred and Nineteen Thousand Nine Hundred and Nineteen in Base 21 Unovigesimal
219920
12fe821
Two Hundred and Nineteen Thousand Nine Hundred and Twenty in Base 21 Unovigesimal
219922
12fea21
Two Hundred and Nineteen Thousand Nine Hundred and Twenty-Two in Base 21 Unovigesimal
219923
12feb21
Two Hundred and Nineteen Thousand Nine Hundred and Twenty-Three in Base 21 Unovigesimal
219924
12fec21
Two Hundred and Nineteen Thousand Nine Hundred and Twenty-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.

2.19921e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000ibkehg06h82921

The reciprocal of 219921 in Base 21 Unovigesimal.

Palindrome?

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

The number 12fe921 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 nineteen thousand nine hundred and twenty-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.

Two hundred and nineteen thousand nine hundred and twenty-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 two hundred and nineteen thousand nine hundred and twenty-one has the following 3 prime factors:

3
321
Three in Base 21 Unovigesimal
13
d21
Thirteen in Base 21 Unovigesimal
5639
cgb21
Five Thousand Six Hundred and Thirty-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 · cgb211 = 12fe921

Base Conversions

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