The Number

155990

One Hundred and Fifty-Five Thousand Nine Hundred and Ninety

In Base 31 Untrigesimal Is

579t31

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

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

Nearby Numbers

Positive, nonzero integers within three units

155987
579q31
One Hundred and Fifty-Five Thousand Nine Hundred and Eighty-Seven in Base 31 Untrigesimal
155988
579r31
One Hundred and Fifty-Five Thousand Nine Hundred and Eighty-Eight in Base 31 Untrigesimal
155989
579s31
One Hundred and Fifty-Five Thousand Nine Hundred and Eighty-Nine in Base 31 Untrigesimal
155991
579u31
One Hundred and Fifty-Five Thousand Nine Hundred and Ninety-One in Base 31 Untrigesimal
155992
57a031
One Hundred and Fifty-Five Thousand Nine Hundred and Ninety-Two in Base 31 Untrigesimal
155993
57a131
One Hundred and Fifty-Five 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.

1.55990e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0005sgf6mgquff31

The reciprocal of 155990 in Base 31 Untrigesimal.

Palindrome?

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

The number 579t31 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

One hundred and fifty-five 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.

One hundred and fifty-five 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 one hundred and fifty-five 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
19
j31
Nineteen in Base 31 Untrigesimal
821
qf31
Eight Hundred and Twenty-One 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 · j311 · qf311 = 579t31

Base Conversions

The number one hundred and fifty-five thousand nine hundred and ninety in 35 different bases