The Number

51818

Fifty-One Thousand Eight Hundred and Eightteen

In Base 13 Tridecimal Is

1a78013

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

For more familiar numbers: See Fifty-One Thousand Eight Hundred and Eightteen in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

51815
1a77a13
Fifty-One Thousand Eight Hundred and Fifteen in Base 13 Tridecimal
51816
1a77b13
Fifty-One Thousand Eight Hundred and Sixteen in Base 13 Tridecimal
51817
1a77c13
Fifty-One Thousand Eight Hundred and Seventeen in Base 13 Tridecimal
51819
1a78113
Fifty-One Thousand Eight Hundred and Nineteen in Base 13 Tridecimal
51820
1a78213
Fifty-One Thousand Eight Hundred and Twenty in Base 13 Tridecimal
51821
1a78313
Fifty-One Thousand Eight Hundred and Twenty-One in Base 13 Tridecimal

Scientific Notation

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

5.1818e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000721c2c4a81262513

The reciprocal of 51818 in Base 13 Tridecimal.

Palindrome?

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

The number 1a78013 is not a palindrome.

Not A Prime Number

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

Fifty-one thousand eight hundred and eightteen 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.

Fifty-one thousand eight hundred and eightteen 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 fifty-one thousand eight hundred and eightteen has the following 3 prime factors:

2
213
Two in Base 13 Tridecimal
13
1013
Thirteen in Base 13 Tridecimal
1993
ba413
One Thousand Nine Hundred and Ninety-Three in Base 13 Tridecimal

Prime Factorization

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

2131 · 10131 · ba4131 = 1a78013

Base Conversions

The number fifty-one thousand eight hundred and eightteen in 35 different bases