Nearby Numbers

Positive, nonzero integers within three units

28010

Twenty-Eight Thousand and Ten

28011

Twenty-Eight Thousand and Eleven

28012

Twenty-Eight Thousand and Twelve

28014

Twenty-Eight Thousand and Fourteen

28015

Twenty-Eight Thousand and Fifteen

28016

Twenty-Eight Thousand and Sixteen

Scientific Notation

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

2.8013e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000035697711776675117

The reciprocal of 28013.

Palindrome?

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

The number 28013 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 thirteen 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.

Twenty-eight thousand and thirteen is a composite number with 4 total factors (including 1 and itself).

Prime Factors

109

One Hundred and Nine

257

Two Hundred and Fifty-Seven

Prime Factorization

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

1091 · 2571 = 28013

Base Conversions

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