The Number

2123

Two Thousand One Hundred and Twenty-Three

Nearby Numbers

Positive, nonzero integers within three units

2120
Two Thousand One Hundred and Twenty
2121
Two Thousand One Hundred and Twenty-One
2122
Two Thousand One Hundred and Twenty-Two
2124
Two Thousand One Hundred and Twenty-Four
2125
Two Thousand One Hundred and Twenty-Five
2126
Two Thousand One Hundred and Twenty-Six

Scientific Notation

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

2.123e3

Reciprocal

A number multiplied with its reciprocal is one.

0.0004710315591144607

The reciprocal of 2123.

Palindrome?

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

The number 2123 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 twenty-three is a composite number with 4 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 twenty-three 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 twenty-three has the following 2 prime factors:

11
Eleven
193
One Hundred and Ninety-Three

Prime Factorization

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

111 · 1931 = 2123

Base Conversions

The number two thousand one hundred and twenty-three in 35 different bases