The Number

21297

Twenty-One Thousand Two Hundred and Ninety-Seven

Nearby Numbers

Positive, nonzero integers within three units

21294
Twenty-One Thousand Two Hundred and Ninety-Four
21295
Twenty-One Thousand Two Hundred and Ninety-Five
21296
Twenty-One Thousand Two Hundred and Ninety-Six
21298
Twenty-One Thousand Two Hundred and Ninety-Eight
21299
Twenty-One Thousand Two Hundred and Ninety-Nine
21300
Twenty-One Thousand Three Hundred

Scientific Notation

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

2.1297e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000046954970183593935

The reciprocal of 21297.

Palindrome?

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

The number 21297 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 two hundred and ninety-seven is a composite number with 8 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 two hundred and ninety-seven is a composite number with 8 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 twenty-one thousand two hundred and ninety-seven has the following 3 prime factors:

3
Three
31
Thirty-One
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

31 · 311 · 2291 = 21297

Base Conversions

The number twenty-one thousand two hundred and ninety-seven in 35 different bases