The Number

19815

Nineteen Thousand Eight Hundred and Fifteen

In Base 31 Untrigesimal Is

kj631

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

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

Nearby Numbers

Positive, nonzero integers within three units

19812
kj331
Nineteen Thousand Eight Hundred and Twelve in Base 31 Untrigesimal
19813
kj431
Nineteen Thousand Eight Hundred and Thirteen in Base 31 Untrigesimal
19814
kj531
Nineteen Thousand Eight Hundred and Fourteen in Base 31 Untrigesimal
19816
kj731
Nineteen Thousand Eight Hundred and Sixteen in Base 31 Untrigesimal
19817
kj831
Nineteen Thousand Eight Hundred and Seventeen in Base 31 Untrigesimal
19818
kj931
Nineteen Thousand Eight Hundred and Eightteen in Base 31 Untrigesimal

Scientific Notation

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

1.9815e4

Reciprocal

A number multiplied with its reciprocal is one.

0.001fipf2pamflp31

The reciprocal of 19815 in Base 31 Untrigesimal.

Palindrome?

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

The number kj631 is not a palindrome.

Not A Prime Number

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

Nineteen thousand eight hundred and fifteen is a composite number with 8 total factors (including 1 and itself).   See primes in Base 31 Untrigesimal

A Composite

Composites have more than just these two factors.

Nineteen thousand eight hundred and fifteen 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 nineteen thousand eight hundred and fifteen has the following 3 prime factors:

3
331
Three in Base 31 Untrigesimal
5
531
Five in Base 31 Untrigesimal
1321
1bj31
One Thousand Three 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

3311 · 5311 · 1bj311 = kj631

Base Conversions

The number nineteen thousand eight hundred and fifteen in 35 different bases