The Number

400808

Four Hundred Thousand Eight Hundred and Eight

In Base 21 Unovigesimal Is

215i221

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

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

Nearby Numbers

Positive, nonzero integers within three units

400805
215hk21
Four Hundred Thousand Eight Hundred and Five in Base 21 Unovigesimal
400806
215i021
Four Hundred Thousand Eight Hundred and Six in Base 21 Unovigesimal
400807
215i121
Four Hundred Thousand Eight Hundred and Seven in Base 21 Unovigesimal
400809
215i321
Four Hundred Thousand Eight Hundred and Nine in Base 21 Unovigesimal
400810
215i421
Four Hundred Thousand Eight Hundred and Ten in Base 21 Unovigesimal
400811
215i521
Four Hundred Thousand Eight Hundred and Eleven in Base 21 Unovigesimal

Scientific Notation

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

4.00808e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000a3kdb1hk1652a21

The reciprocal of 400808 in Base 21 Unovigesimal.

Palindrome?

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

The number 215i221 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 eight hundred and eight 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 eight hundred and eight 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 eight hundred and eight has the following 2 prime factors:

2
221
Two in Base 21 Unovigesimal
50101
58cg21
Fifty Thousand One Hundred and One in Base 21 Unovigesimal

Prime Factorization

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

2213 · 58cg211 = 215i221

Base Conversions

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