The Number

2165

Two Thousand One Hundred and Sixty-Five

In Base 9 Nonary Is

28659

The numbers with a 9 subscript use Base 9 Nonary notation.

For more familiar numbers: See Two Thousand One Hundred and Sixty-Five in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

2162
28629
Two Thousand One Hundred and Sixty-Two in Base 9 Nonary
2163
28639
Two Thousand One Hundred and Sixty-Three in Base 9 Nonary
2164
28649
Two Thousand One Hundred and Sixty-Four in Base 9 Nonary
2166
28669
Two Thousand One Hundred and Sixty-Six in Base 9 Nonary
2167
28679
Two Thousand One Hundred and Sixty-Seven in Base 9 Nonary
2168
28689
Two Thousand One Hundred and Sixty-Eight in Base 9 Nonary

Scientific Notation

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

2.165e3

Reciprocal

A number multiplied with its reciprocal is one.

0.000302420086711727269

The reciprocal of 2165 in Base 9 Nonary.

Palindrome?

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

The number 28659 is not a palindrome.

Not A Prime Number

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

Two thousand one hundred and sixty-five is a composite number with 4 total factors (including 1 and itself).   See primes in Base 9 Nonary

A Composite

Composites have more than just these two factors.

Two thousand one hundred and sixty-five is a composite number with 4 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 two thousand one hundred and sixty-five has the following 2 prime factors:

5
59
Five in Base 9 Nonary
433
5319
Four Hundred and Thirty-Three in Base 9 Nonary

Prime Factorization

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

591 · 53191 = 28659

Base Conversions

The number two thousand one hundred and sixty-five in 35 different bases