The Number

405055

Four Hundred and Five Thousand and Fifty-Five

In Base 21 Unovigesimal Is

21fa721

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

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

Nearby Numbers

Positive, nonzero integers within three units

405052
21fa421
Four Hundred and Five Thousand and Fifty-Two in Base 21 Unovigesimal
405053
21fa521
Four Hundred and Five Thousand and Fifty-Three in Base 21 Unovigesimal
405054
21fa621
Four Hundred and Five Thousand and Fifty-Four in Base 21 Unovigesimal
405056
21fa821
Four Hundred and Five Thousand and Fifty-Six in Base 21 Unovigesimal
405057
21fa921
Four Hundred and Five Thousand and Fifty-Seven in Base 21 Unovigesimal
405058
21faa21
Four Hundred and Five Thousand and Fifty-Eight in Base 21 Unovigesimal

Scientific Notation

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

4.05055e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000a1fb2012e8h1a21

The reciprocal of 405055 in Base 21 Unovigesimal.

Palindrome?

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

The number 21fa721 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 and fifty-five is a composite number with 16 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 and fifty-five is a composite number with 16 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 and fifty-five has the following 4 prime factors:

5
521
Five in Base 21 Unovigesimal
7
721
Seven in Base 21 Unovigesimal
71
3821
Seventy-One in Base 21 Unovigesimal
163
7g21
One Hundred and Sixty-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

5211 · 7211 · 38211 · 7g211 = 21fa721

Base Conversions

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