The Number

1815

One Thousand Eight Hundred and Fifteen

In Base 9 Nonary Is

24369

The numbers with a 9 subscript use Base 9 Nonary 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
24339
One Thousand Eight Hundred and Twelve in Base 9 Nonary
1813
24349
One Thousand Eight Hundred and Thirteen in Base 9 Nonary
1814
24359
One Thousand Eight Hundred and Fourteen in Base 9 Nonary
1816
24379
One Thousand Eight Hundred and Sixteen in Base 9 Nonary
1817
24389
One Thousand Eight Hundred and Seventeen in Base 9 Nonary
1818
24409
One Thousand Eight Hundred and Eightteen in Base 9 Nonary

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.

0.000354721730035472179

The reciprocal of 1815 in Base 9 Nonary.

Palindrome?

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

The number 24369 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 9 Nonary

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
39
Three in Base 9 Nonary
5
59
Five in Base 9 Nonary
11
129
Eleven in Base 9 Nonary

Prime Factorization

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

391 · 591 · 1292 = 24369

Base Conversions

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