The Number

2815

Two Thousand Eight Hundred and Fifteen

Nearby Numbers

Positive, nonzero integers within three units

2812
Two Thousand Eight Hundred and Twelve
2813
Two Thousand Eight Hundred and Thirteen
2814
Two Thousand Eight Hundred and Fourteen
2816
Two Thousand Eight Hundred and Sixteen
2817
Two Thousand Eight Hundred and Seventeen
2818
Two Thousand Eight Hundred and Eightteen

Scientific Notation

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

2.815e3

Reciprocal

A number multiplied with its reciprocal is one.

0.00035523978685612787

The reciprocal of 2815.

Palindrome?

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

The number 2815 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 eight hundred and fifteen 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 eight hundred and fifteen 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 eight hundred and fifteen has the following 2 prime factors:

5
Five
563
Five Hundred and Sixty-Three

Prime Factorization

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

51 · 5631 = 2815

Base Conversions

The number two thousand eight hundred and fifteen in 35 different bases