Nearby Numbers

Positive, nonzero integers within three units

21065

Twenty-One Thousand and Sixty-Five

21066

Twenty-One Thousand and Sixty-Six

21067

Twenty-One Thousand and Sixty-Seven

21069

Twenty-One Thousand and Sixty-Nine

21070

Twenty-One Thousand and Seventy

21071

Twenty-One Thousand and Seventy-One

Scientific Notation

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

2.1068e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00004746535029428517

The reciprocal of 21068.

Palindrome?

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

The number 21068 is not a palindrome.

Not A Prime Number

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

Twenty-one thousand and sixty-eight is a composite number with 12 total factors (including 1 and itself).   See primes in Base 10 Decimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand and sixty-eight is a composite number with 12 total factors (including 1 and itself).

Prime Factors

2

Two

23

Twenty-Three

229

Two Hundred and Twenty-Nine

Prime Factorization

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

22 · 231 · 2291 = 21068

Base Conversions

The number twenty-one thousand and sixty-eight in 35 different bases