Nearby Numbers

Positive, nonzero integers within three units

27999

Twenty-Seven Thousand Nine Hundred and Ninety-Nine

28000

Twenty-Eight Thousand

28001

Twenty-Eight Thousand and One

28003

Twenty-Eight Thousand and Three

28004

Twenty-Eight Thousand and Four

28005

Twenty-Eight Thousand and Five

Scientific Notation

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

2.8002e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00003571173487608028

The reciprocal of 28002.

Palindrome?

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

The number 28002 is not a palindrome.

Not A Prime Number

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

Twenty-eight thousand and two is a composite number with 16 total factors (including 1 and itself).   See primes in Base 10 Decimal

A Composite

Composites have more than just these two factors.

Twenty-eight thousand and two is a composite number with 16 total factors (including 1 and itself).

Prime Factors

2

Two

3

Three

13

Thirteen

359

Three Hundred and Fifty-Nine

Prime Factorization

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

21 · 31 · 131 · 3591 = 28002

Base Conversions

The number twenty-eight thousand and two in 35 different bases