The Number

2166

Two Thousand One Hundred and Sixty-Six

Nearby Numbers

Positive, nonzero integers within three units

2163
Two Thousand One Hundred and Sixty-Three
2164
Two Thousand One Hundred and Sixty-Four
2165
Two Thousand One Hundred and Sixty-Five
2167
Two Thousand One Hundred and Sixty-Seven
2168
Two Thousand One Hundred and Sixty-Eight
2169
Two Thousand One Hundred and Sixty-Nine

Scientific Notation

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

2.166e3

Reciprocal

A number multiplied with its reciprocal is one.

0.0004616805170821791

The reciprocal of 2166.

Palindrome?

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

The number 2166 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-six is a composite number with 12 total factors (including 1 and itself).   See primes in Base 10 Decimal

A Composite

Composites have more than just these two factors.

Two thousand one hundred and sixty-six 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 two thousand one hundred and sixty-six has the following 3 prime factors:

2
Two
3
Three
19
Nineteen

Prime Factorization

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

21 · 31 · 192 = 2166

Base Conversions

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