The Number

1815

One Thousand Eight Hundred and Fifteen

In Base 22 Duovigesimal Is

3gb22

The numbers with a 22 subscript use Base 22 Duovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

1812
3g822
One Thousand Eight Hundred and Twelve in Base 22 Duovigesimal
1813
3g922
One Thousand Eight Hundred and Thirteen in Base 22 Duovigesimal
1814
3ga22
One Thousand Eight Hundred and Fourteen in Base 22 Duovigesimal
1816
3gc22
One Thousand Eight Hundred and Sixteen in Base 22 Duovigesimal
1817
3gd22
One Thousand Eight Hundred and Seventeen in Base 22 Duovigesimal
1818
3ge22
One Thousand Eight Hundred and Eightteen in Base 22 Duovigesimal

Scientific Notation

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

1.815e3

Reciprocal

A number multiplied with its reciprocal is one.

0.005j1a5j1a5j19b22

The reciprocal of 1815 in Base 22 Duovigesimal.

Palindrome?

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

The number 3gb22 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 fifteen is a composite number with 12 total factors (including 1 and itself).   See primes in Base 22 Duovigesimal

A Composite

Composites have more than just these two factors.

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

3
322
Three in Base 22 Duovigesimal
5
522
Five in Base 22 Duovigesimal
11
b22
Eleven in Base 22 Duovigesimal

Prime Factorization

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

3221 · 5221 · b222 = 3gb22

Base Conversions

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