The Number

1812

One Thousand Eight Hundred and Twelve

In Base 13 Tridecimal Is

a9513

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

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

Nearby Numbers

Positive, nonzero integers within three units

1809
a9213
One Thousand Eight Hundred and Nine in Base 13 Tridecimal
1810
a9313
One Thousand Eight Hundred and Ten in Base 13 Tridecimal
1811
a9413
One Thousand Eight Hundred and Eleven in Base 13 Tridecimal
1813
a9613
One Thousand Eight Hundred and Thirteen in Base 13 Tridecimal
1814
a9713
One Thousand Eight Hundred and Fourteen in Base 13 Tridecimal
1815
a9813
One Thousand Eight Hundred and Fifteen in Base 13 Tridecimal

Scientific Notation

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

1.812e3

Reciprocal

A number multiplied with its reciprocal is one.

0.00129ba569511848713

The reciprocal of 1812 in Base 13 Tridecimal.

Palindrome?

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

The number a9513 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 eight hundred and twelve is a composite number with 12 total factors (including 1 and itself).   See primes in Base 13 Tridecimal

A Composite

Composites have more than just these two factors.

One thousand eight hundred and twelve is a composite number with 12 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 eight hundred and twelve has the following 3 prime factors:

2
213
Two in Base 13 Tridecimal
3
313
Three in Base 13 Tridecimal
151
b813
One Hundred and Fifty-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

2132 · 3131 · b8131 = a9513

Base Conversions

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