The Number

428631

Four Hundred and Twenty-Eight Thousand Six Hundred and Thirty-One

In Base 21 Unovigesimal Is

245k021

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

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

Nearby Numbers

Positive, nonzero integers within three units

428628
245ji21
Four Hundred and Twenty-Eight Thousand Six Hundred and Twenty-Eight in Base 21 Unovigesimal
428629
245jj21
Four Hundred and Twenty-Eight Thousand Six Hundred and Twenty-Nine in Base 21 Unovigesimal
428630
245jk21
Four Hundred and Twenty-Eight Thousand Six Hundred and Thirty in Base 21 Unovigesimal
428632
245k121
Four Hundred and Twenty-Eight Thousand Six Hundred and Thirty-Two in Base 21 Unovigesimal
428633
245k221
Four Hundred and Twenty-Eight Thousand Six Hundred and Thirty-Three in Base 21 Unovigesimal
428634
245k321
Four Hundred and Twenty-Eight Thousand Six Hundred and Thirty-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.

4.28631e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00009b1k1b411g4g21

The reciprocal of 428631 in Base 21 Unovigesimal.

Palindrome?

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

The number 245k021 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-eight thousand six hundred and thirty-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.

Four hundred and twenty-eight thousand six hundred and thirty-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 four hundred and twenty-eight thousand six hundred and thirty-one has the following 3 prime factors:

3
321
Three in Base 21 Unovigesimal
7
721
Seven in Base 21 Unovigesimal
20411
245k21
Twenty Thousand Four Hundred and Eleven 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 · 7211 · 245k211 = 245k021

Base Conversions

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