The Number

400505

Four Hundred Thousand Five Hundred and Five

In Base 21 Unovigesimal Is

2153e21

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

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

Nearby Numbers

Positive, nonzero integers within three units

400502
2153b21
Four Hundred Thousand Five Hundred and Two in Base 21 Unovigesimal
400503
2153c21
Four Hundred Thousand Five Hundred and Three in Base 21 Unovigesimal
400504
2153d21
Four Hundred Thousand Five Hundred and Four in Base 21 Unovigesimal
400506
2153f21
Four Hundred Thousand Five Hundred and Six in Base 21 Unovigesimal
400507
2153g21
Four Hundred Thousand Five Hundred and Seven in Base 21 Unovigesimal
400508
2153h21
Four Hundred Thousand Five Hundred and 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.

4.00505e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000a430j6k03dbh21

The reciprocal of 400505 in Base 21 Unovigesimal.

Palindrome?

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

The number 2153e21 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 thousand five hundred and five 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 thousand five hundred and five 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 thousand five hundred and five has the following 3 prime factors:

5
521
Five in Base 21 Unovigesimal
7
721
Seven in Base 21 Unovigesimal
11443
14jj21
Eleven Thousand Four Hundred and Forty-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 · 14jj211 = 2153e21

Base Conversions

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