The Number

10815

Ten Thousand Eight Hundred and Fifteen

In Base 20 Vigesimal Is

170f20

The numbers with a 20 subscript use Base 20 Vigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

10812
170c20
Ten Thousand Eight Hundred and Twelve in Base 20 Vigesimal
10813
170d20
Ten Thousand Eight Hundred and Thirteen in Base 20 Vigesimal
10814
170e20
Ten Thousand Eight Hundred and Fourteen in Base 20 Vigesimal
10816
170g20
Ten Thousand Eight Hundred and Sixteen in Base 20 Vigesimal
10817
170h20
Ten Thousand Eight Hundred and Seventeen in Base 20 Vigesimal
10818
170i20
Ten Thousand Eight Hundred and Eightteen in Base 20 Vigesimal

Scientific Notation

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

1.0815e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000efhe2f239355920

The reciprocal of 10815 in Base 20 Vigesimal.

Palindrome?

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

The number 170f20 is not a palindrome.

Not A Prime Number

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

Ten thousand eight hundred and fifteen is a composite number with 16 total factors (including 1 and itself).   See primes in Base 20 Vigesimal

A Composite

Composites have more than just these two factors.

Ten thousand eight hundred and fifteen 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 ten thousand eight hundred and fifteen has the following 4 prime factors:

3
320
Three in Base 20 Vigesimal
5
520
Five in Base 20 Vigesimal
7
720
Seven in Base 20 Vigesimal
103
5320
One Hundred and Three in Base 20 Vigesimal

Prime Factorization

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

3201 · 5201 · 7201 · 53201 = 170f20

Base Conversions

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