The Number

405428

Four Hundred and Five Thousand Four Hundred and Twenty-Eight

In Base 21 Unovigesimal Is

21g7221

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

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

Nearby Numbers

Positive, nonzero integers within three units

405425
21g6k21
Four Hundred and Five Thousand Four Hundred and Twenty-Five in Base 21 Unovigesimal
405426
21g7021
Four Hundred and Five Thousand Four Hundred and Twenty-Six in Base 21 Unovigesimal
405427
21g7121
Four Hundred and Five Thousand Four Hundred and Twenty-Seven in Base 21 Unovigesimal
405429
21g7321
Four Hundred and Five Thousand Four Hundred and Twenty-Nine in Base 21 Unovigesimal
405430
21g7421
Four Hundred and Five Thousand Four Hundred and Thirty in Base 21 Unovigesimal
405431
21g7521
Four Hundred and Five Thousand Four Hundred and Thirty-One in Base 21 Unovigesimal

Scientific Notation

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

4.05428e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000a1b93j9fk7j821

The reciprocal of 405428 in Base 21 Unovigesimal.

Palindrome?

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

The number 21g7221 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 five thousand four hundred and twenty-eight is a composite number with 12 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 five thousand four hundred and twenty-eight is a composite number with 12 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 five thousand four hundred and twenty-eight has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
79
3g21
Seventy-Nine in Base 21 Unovigesimal
1283
2j221
One Thousand Two Hundred and Eighty-Three in Base 21 Unovigesimal

Prime Factorization

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

2212 · 3g211 · 2j2211 = 21g7221

Base Conversions

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