The Number

421921

Four Hundred and Twenty-One Thousand Nine Hundred and Twenty-One

In Base 21 Unovigesimal Is

23bfa21

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

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

Nearby Numbers

Positive, nonzero integers within three units

421918
23bf721
Four Hundred and Twenty-One Thousand Nine Hundred and Eightteen in Base 21 Unovigesimal
421919
23bf821
Four Hundred and Twenty-One Thousand Nine Hundred and Nineteen in Base 21 Unovigesimal
421920
23bf921
Four Hundred and Twenty-One Thousand Nine Hundred and Twenty in Base 21 Unovigesimal
421922
23bfb21
Four Hundred and Twenty-One Thousand Nine Hundred and Twenty-Two in Base 21 Unovigesimal
421923
23bfc21
Four Hundred and Twenty-One Thousand Nine Hundred and Twenty-Three in Base 21 Unovigesimal
421924
23bfd21
Four Hundred and Twenty-One 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.

4.21921e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00009e5g8d1a399521

The reciprocal of 421921 in Base 21 Unovigesimal.

Palindrome?

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

The number 23bfa21 is not a palindrome.

Not A Prime Number

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

Four hundred and twenty-one thousand nine hundred and twenty-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Four hundred and twenty-one thousand nine hundred and twenty-one is a composite number with 4 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 four hundred and twenty-one thousand nine hundred and twenty-one has the following 2 prime factors:

29
1821
Twenty-Nine in Base 21 Unovigesimal
14549
1bkh21
Fourteen Thousand Five Hundred and Forty-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

18211 · 1bkh211 = 23bfa21

Base Conversions

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