The Number

221289

Two Hundred and Twenty-One Thousand Two Hundred and Eighty-Nine

In Base 21 Unovigesimal Is

12igc21

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

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

Nearby Numbers

Positive, nonzero integers within three units

221286
12ig921
Two Hundred and Twenty-One Thousand Two Hundred and Eighty-Six in Base 21 Unovigesimal
221287
12iga21
Two Hundred and Twenty-One Thousand Two Hundred and Eighty-Seven in Base 21 Unovigesimal
221288
12igb21
Two Hundred and Twenty-One Thousand Two Hundred and Eighty-Eight in Base 21 Unovigesimal
221290
12igd21
Two Hundred and Twenty-One Thousand Two Hundred and Ninety in Base 21 Unovigesimal
221291
12ige21
Two Hundred and Twenty-One Thousand Two Hundred and Ninety-One in Base 21 Unovigesimal
221292
12igf21
Two Hundred and Twenty-One Thousand Two Hundred and Ninety-Two in Base 21 Unovigesimal

Scientific Notation

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

2.21289e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000i9c1dcjf0d9b21

The reciprocal of 221289 in Base 21 Unovigesimal.

Palindrome?

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

The number 12igc21 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 two hundred and eighty-nine 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-one thousand two hundred and eighty-nine 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-one thousand two hundred and eighty-nine has the following 3 prime factors:

3
321
Three in Base 21 Unovigesimal
17
h21
Seventeen in Base 21 Unovigesimal
4339
9hd21
Four Thousand Three 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 · h211 · 9hd211 = 12igc21

Base Conversions

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