The Number

1918

One Thousand Nine Hundred and Eightteen

In Base 13 Tridecimal Is

b4713

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

For more familiar numbers: See One Thousand Nine Hundred and Eightteen in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

1915
b4413
One Thousand Nine Hundred and Fifteen in Base 13 Tridecimal
1916
b4513
One Thousand Nine Hundred and Sixteen in Base 13 Tridecimal
1917
b4613
One Thousand Nine Hundred and Seventeen in Base 13 Tridecimal
1919
b4813
One Thousand Nine Hundred and Nineteen in Base 13 Tridecimal
1920
b4913
One Thousand Nine Hundred and Twenty in Base 13 Tridecimal
1921
b4a13
One Thousand Nine 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.

1.918e3

Reciprocal

A number multiplied with its reciprocal is one.

0.0011b777a0b024c0a13

The reciprocal of 1918 in Base 13 Tridecimal.

Palindrome?

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

The number b4713 is not a palindrome.

Not A Prime Number

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

One thousand nine 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.

One thousand nine 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 one thousand nine hundred and eightteen has the following 3 prime factors:

2
213
Two in Base 13 Tridecimal
7
713
Seven in Base 13 Tridecimal
137
a713
One Hundred and Thirty-Seven 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 · 7131 · a7131 = b4713

Base Conversions

The number one thousand nine hundred and eightteen in 35 different bases