The Number

400409

Four Hundred Thousand Four Hundred and Nine

In Base 21 Unovigesimal Is

214k221

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

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

Nearby Numbers

Positive, nonzero integers within three units

400406
214jk21
Four Hundred Thousand Four Hundred and Six in Base 21 Unovigesimal
400407
214k021
Four Hundred Thousand Four Hundred and Seven in Base 21 Unovigesimal
400408
214k121
Four Hundred Thousand Four Hundred and Eight in Base 21 Unovigesimal
400410
214k321
Four Hundred Thousand Four Hundred and Ten in Base 21 Unovigesimal
400411
214k421
Four Hundred Thousand Four Hundred and Eleven in Base 21 Unovigesimal
400412
214k521
Four Hundred Thousand Four Hundred and Twelve in Base 21 Unovigesimal

Scientific Notation

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

4.00409e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000a442bh1237j121

The reciprocal of 400409 in Base 21 Unovigesimal.

Palindrome?

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

The number 214k221 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 four hundred and nine is a composite number with 2 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 four hundred and nine is a composite number with 2 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 four hundred and nine has the following 1 prime factor:

400409
214k221
Four Hundred Thousand Four Hundred and Nine in Base 21 Unovigesimal

Prime Factorization

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

214k2211 = 214k221

Base Conversions

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