The Number

18815

Eightteen Thousand Eight Hundred and Fifteen

In Base 13 Tridecimal Is

874413

The numbers with a 13 subscript use Base 13 Tridecimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

18812
874113
Eightteen Thousand Eight Hundred and Twelve in Base 13 Tridecimal
18813
874213
Eightteen Thousand Eight Hundred and Thirteen in Base 13 Tridecimal
18814
874313
Eightteen Thousand Eight Hundred and Fourteen in Base 13 Tridecimal
18816
874513
Eightteen Thousand Eight Hundred and Sixteen in Base 13 Tridecimal
18817
874613
Eightteen Thousand Eight Hundred and Seventeen in Base 13 Tridecimal
18818
874713
Eightteen Thousand Eight Hundred and Eightteen in Base 13 Tridecimal

Scientific Notation

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

1.8815e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00016970455b0bb336813

The reciprocal of 18815 in Base 13 Tridecimal.

Palindrome?

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

The number 874413 is not a palindrome.

Not A Prime Number

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

Eightteen thousand eight hundred and fifteen is a composite number with 8 total factors (including 1 and itself).   See primes in Base 13 Tridecimal

A Composite

Composites have more than just these two factors.

Eightteen 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 eightteen thousand eight hundred and fifteen has the following 3 prime factors:

5
513
Five in Base 13 Tridecimal
53
4113
Fifty-Three in Base 13 Tridecimal
71
5613
Seventy-One in Base 13 Tridecimal

Prime Factorization

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

5131 · 41131 · 56131 = 874413

Base Conversions

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