The Number

2643

Two Thousand Six Hundred and Forty-Three

Nearby Numbers

Positive, nonzero integers within three units

2640
Two Thousand Six Hundred and Forty
2641
Two Thousand Six Hundred and Forty-One
2642
Two Thousand Six Hundred and Forty-Two
2644
Two Thousand Six Hundred and Forty-Four
2645
Two Thousand Six Hundred and Forty-Five
2646
Two Thousand Six Hundred and Forty-Six

Scientific Notation

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

2.643e3

Reciprocal

A number multiplied with its reciprocal is one.

0.00037835792659856227

The reciprocal of 2643.

Palindrome?

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

The number 2643 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 six hundred and forty-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 six hundred and forty-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 six hundred and forty-three has the following 2 prime factors:

3
Three
881
Eight Hundred and Eighty-One

Prime Factorization

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

31 · 8811 = 2643

Base Conversions

The number two thousand six hundred and forty-three in 35 different bases