The Number

6665

Six Thousand Six Hundred and Sixty-Five

Nearby Numbers

Positive, nonzero integers within three units

6662
Six Thousand Six Hundred and Sixty-Two
6663
Six Thousand Six Hundred and Sixty-Three
6664
Six Thousand Six Hundred and Sixty-Four
6666
Six Thousand Six Hundred and Sixty-Six
6667
Six Thousand Six Hundred and Sixty-Seven
6668
Six Thousand Six Hundred and Sixty-Eight

Scientific Notation

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

6.665e3

Reciprocal

A number multiplied with its reciprocal is one.

0.00015003750937734434

The reciprocal of 6665.

Palindrome?

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

The number 6665 is not a palindrome.

Not A Prime Number

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

Six thousand six hundred and sixty-five is a composite number with 8 total factors (including 1 and itself).   See primes in Base 10 Decimal

A Composite

Composites have more than just these two factors.

Six thousand six hundred and sixty-five is a composite number with 8 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 six thousand six hundred and sixty-five has the following 3 prime factors:

5
Five
31
Thirty-One
43
Forty-Three

Prime Factorization

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

51 · 311 · 431 = 6665

Base Conversions

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