The Number

1815

One Thousand Eight Hundred and Fifteen

In Base 4 Quaternary Is

1301134

The numbers with a 4 subscript use Base 4 Quaternary 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
1301104
One Thousand Eight Hundred and Twelve in Base 4 Quaternary
1813
1301114
One Thousand Eight Hundred and Thirteen in Base 4 Quaternary
1814
1301124
One Thousand Eight Hundred and Fourteen in Base 4 Quaternary
1816
1301204
One Thousand Eight Hundred and Sixteen in Base 4 Quaternary
1817
1301214
One Thousand Eight Hundred and Seventeen in Base 4 Quaternary
1818
1301224
One Thousand Eight Hundred and Eightteen in Base 4 Quaternary

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.

0.000002100123221102221310200103024

The reciprocal of 1815 in Base 4 Quaternary.

Palindrome?

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

The number 1301134 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 4 Quaternary

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
34
Three in Base 4 Quaternary
5
114
Five in Base 4 Quaternary
11
234
Eleven in Base 4 Quaternary

Prime Factorization

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

341 · 1141 · 2342 = 1301134

Base Conversions

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