The Number

21371

Twenty-One Thousand Three Hundred and Seventy-One

Nearby Numbers

Positive, nonzero integers within three units

21368
Twenty-One Thousand Three Hundred and Sixty-Eight
21369
Twenty-One Thousand Three Hundred and Sixty-Nine
21370
Twenty-One Thousand Three Hundred and Seventy
21372
Twenty-One Thousand Three Hundred and Seventy-Two
21373
Twenty-One Thousand Three Hundred and Seventy-Three
21374
Twenty-One Thousand Three Hundred and Seventy-Four

Scientific Notation

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

2.1371e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00004679238220017781

The reciprocal of 21371.

Palindrome?

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

The number 21371 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 three hundred and seventy-one 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 three hundred and seventy-one 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 three hundred and seventy-one has the following 3 prime factors:

7
Seven
43
Forty-Three
71
Seventy-One

Prime Factorization

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

71 · 431 · 711 = 21371

Base Conversions

The number twenty-one thousand three hundred and seventy-one in 35 different bases