The Number

220997

Two Hundred and Twenty Thousand Nine Hundred and Ninety-Seven

In Base 21 Unovigesimal Is

12i2e21

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

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

Nearby Numbers

Positive, nonzero integers within three units

220994
12i2b21
Two Hundred and Twenty Thousand Nine Hundred and Ninety-Four in Base 21 Unovigesimal
220995
12i2c21
Two Hundred and Twenty Thousand Nine Hundred and Ninety-Five in Base 21 Unovigesimal
220996
12i2d21
Two Hundred and Twenty Thousand Nine Hundred and Ninety-Six in Base 21 Unovigesimal
220998
12i2f21
Two Hundred and Twenty Thousand Nine Hundred and Ninety-Eight in Base 21 Unovigesimal
220999
12i2g21
Two Hundred and Twenty Thousand Nine Hundred and Ninety-Nine in Base 21 Unovigesimal
221000
12i2h21
Two Hundred and Twenty-One Thousand in Base 21 Unovigesimal

Scientific Notation

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

2.20997e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000ia1ha329i9e121

The reciprocal of 220997 in Base 21 Unovigesimal.

Palindrome?

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

The number 12i2e21 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-seven 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 twenty thousand nine hundred and ninety-seven 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 twenty thousand nine hundred and ninety-seven has the following 3 prime factors:

7
721
Seven in Base 21 Unovigesimal
131
6521
One Hundred and Thirty-One in Base 21 Unovigesimal
241
ba21
Two Hundred and Forty-One in Base 21 Unovigesimal

Prime Factorization

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

7211 · 65211 · ba211 = 12i2e21

Base Conversions

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