The Number

2165

Two Thousand One Hundred and Sixty-Five

In Base 15 Quindecimal Is

99515

The numbers with a 15 subscript use Base 15 Quindecimal 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
99215
Two Thousand One Hundred and Sixty-Two in Base 15 Quindecimal
2163
99315
Two Thousand One Hundred and Sixty-Three in Base 15 Quindecimal
2164
99415
Two Thousand One Hundred and Sixty-Four in Base 15 Quindecimal
2166
99615
Two Thousand One Hundred and Sixty-Six in Base 15 Quindecimal
2167
99715
Two Thousand One Hundred and Sixty-Seven in Base 15 Quindecimal
2168
99815
Two Thousand One Hundred and Sixty-Eight in Base 15 Quindecimal

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.

0.00185b3d2ea4cb3515

The reciprocal of 2165 in Base 15 Quindecimal.

Palindrome?

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

The number 99515 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 15 Quindecimal

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
515
Five in Base 15 Quindecimal
433
1dd15
Four Hundred and Thirty-Three in Base 15 Quindecimal

Prime Factorization

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

5151 · 1dd151 = 99515

Base Conversions

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