The Number

421809

Four Hundred and Twenty-One Thousand Eight Hundred and Nine

In Base 31 Untrigesimal Is

e4sn31

The numbers with a 31 subscript use Base 31 Untrigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

421806
e4sk31
Four Hundred and Twenty-One Thousand Eight Hundred and Six in Base 31 Untrigesimal
421807
e4sl31
Four Hundred and Twenty-One Thousand Eight Hundred and Seven in Base 31 Untrigesimal
421808
e4sm31
Four Hundred and Twenty-One Thousand Eight Hundred and Eight in Base 31 Untrigesimal
421810
e4so31
Four Hundred and Twenty-One Thousand Eight Hundred and Ten in Base 31 Untrigesimal
421811
e4sp31
Four Hundred and Twenty-One Thousand Eight Hundred and Eleven in Base 31 Untrigesimal
421812
e4sq31
Four Hundred and Twenty-One Thousand Eight Hundred and Twelve in Base 31 Untrigesimal

Scientific Notation

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

4.21809e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00025r18u4gko3o31

The reciprocal of 421809 in Base 31 Untrigesimal.

Palindrome?

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

The number e4sn31 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 twenty-one thousand eight hundred and nine is a composite number with 4 total factors (including 1 and itself).   See primes in Base 31 Untrigesimal

A Composite

Composites have more than just these two factors.

Four hundred and twenty-one thousand eight hundred and nine is a composite number with 4 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 twenty-one thousand eight hundred and nine has the following 2 prime factors:

3
331
Three in Base 31 Untrigesimal
140603
4m9i31
One Hundred and Forty Thousand Six Hundred and Three in Base 31 Untrigesimal

Prime Factorization

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

3311 · 4m9i311 = e4sn31

Base Conversions

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