The Number

401990

Four Hundred and One Thousand Nine Hundred and Ninety

In Base 31 Untrigesimal Is

df9d31

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

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

Nearby Numbers

Positive, nonzero integers within three units

401987
df9a31
Four Hundred and One Thousand Nine Hundred and Eighty-Seven in Base 31 Untrigesimal
401988
df9b31
Four Hundred and One Thousand Nine Hundred and Eighty-Eight in Base 31 Untrigesimal
401989
df9c31
Four Hundred and One Thousand Nine Hundred and Eighty-Nine in Base 31 Untrigesimal
401991
df9e31
Four Hundred and One Thousand Nine Hundred and Ninety-One in Base 31 Untrigesimal
401992
df9f31
Four Hundred and One Thousand Nine Hundred and Ninety-Two in Base 31 Untrigesimal
401993
df9g31
Four Hundred and One Thousand Nine Hundred and Ninety-Three in Base 31 Untrigesimal

Scientific Notation

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

4.01990e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000296o18farsao31

The reciprocal of 401990 in Base 31 Untrigesimal.

Palindrome?

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

The number df9d31 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 one thousand nine hundred and ninety is a composite number with 16 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 one thousand nine hundred and ninety 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 one thousand nine hundred and ninety has the following 4 prime factors:

2
231
Two in Base 31 Untrigesimal
5
531
Five in Base 31 Untrigesimal
61
1u31
Sixty-One in Base 31 Untrigesimal
659
l831
Six Hundred and Fifty-Nine in Base 31 Untrigesimal

Prime Factorization

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

2311 · 5311 · 1u311 · l8311 = df9d31

Base Conversions

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