The Number

421830

Four Hundred and Twenty-One Thousand Eight Hundred and Thirty

In Base 21 Unovigesimal Is

23bb321

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

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

Nearby Numbers

Positive, nonzero integers within three units

421827
23bb021
Four Hundred and Twenty-One Thousand Eight Hundred and Twenty-Seven in Base 21 Unovigesimal
421828
23bb121
Four Hundred and Twenty-One Thousand Eight Hundred and Twenty-Eight in Base 21 Unovigesimal
421829
23bb221
Four Hundred and Twenty-One Thousand Eight Hundred and Twenty-Nine in Base 21 Unovigesimal
421831
23bb421
Four Hundred and Twenty-One Thousand Eight Hundred and Thirty-One in Base 21 Unovigesimal
421832
23bb521
Four Hundred and Twenty-One Thousand Eight Hundred and Thirty-Two in Base 21 Unovigesimal
421833
23bb621
Four Hundred and Twenty-One Thousand Eight Hundred and Thirty-Three in Base 21 Unovigesimal

Scientific Notation

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

4.21830e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00009e6eff92fe0aa21

The reciprocal of 421830 in Base 21 Unovigesimal.

Palindrome?

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

The number 23bb321 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 eight hundred and thirty is a composite number with 48 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 eight hundred and thirty is a composite number with 48 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 eight hundred and thirty has the following 5 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
5
521
Five in Base 21 Unovigesimal
43
2121
Forty-Three in Base 21 Unovigesimal
109
5421
One Hundred and 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

2211 · 3212 · 5211 · 21211 · 54211 = 23bb321

Base Conversions

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