The Number

12815

Twelve Thousand Eight Hundred and Fifteen

In Base 20 Vigesimal Is

1c0f20

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

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

Nearby Numbers

Positive, nonzero integers within three units

12812
1c0c20
Twelve Thousand Eight Hundred and Twelve in Base 20 Vigesimal
12813
1c0d20
Twelve Thousand Eight Hundred and Thirteen in Base 20 Vigesimal
12814
1c0e20
Twelve Thousand Eight Hundred and Fourteen in Base 20 Vigesimal
12816
1c0g20
Twelve Thousand Eight Hundred and Sixteen in Base 20 Vigesimal
12817
1c0h20
Twelve Thousand Eight Hundred and Seventeen in Base 20 Vigesimal
12818
1c0i20
Twelve 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.

1.2815e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000c9e2ijh6ieh9820

The reciprocal of 12815 in Base 20 Vigesimal.

Palindrome?

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

The number 1c0f20 is not a palindrome.

Not A Prime Number

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

Twelve thousand eight hundred and fifteen is a composite number with 8 total factors (including 1 and itself).   See primes in Base 20 Vigesimal

A Composite

Composites have more than just these two factors.

Twelve 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 twelve thousand eight hundred and fifteen has the following 3 prime factors:

5
520
Five in Base 20 Vigesimal
11
b20
Eleven in Base 20 Vigesimal
233
bd20
Two Hundred and Thirty-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

5201 · b201 · bd201 = 1c0f20

Base Conversions

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