The Number

213921

Two Hundred and Thirteen Thousand Nine Hundred and Twenty-One

Nearby Numbers

Positive, nonzero integers within three units

213918
Two Hundred and Thirteen Thousand Nine Hundred and Eightteen
213919
Two Hundred and Thirteen Thousand Nine Hundred and Nineteen
213920
Two Hundred and Thirteen Thousand Nine Hundred and Twenty
213922
Two Hundred and Thirteen Thousand Nine Hundred and Twenty-Two
213923
Two Hundred and Thirteen Thousand Nine Hundred and Twenty-Three
213924
Two Hundred and Thirteen Thousand Nine Hundred and Twenty-Four

Scientific Notation

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

2.13921e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000004674622874799575

The reciprocal of 213921.

Palindrome?

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

The number 213921 is not a palindrome.

Not A Prime Number

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

Two hundred and thirteen thousand nine hundred and twenty-one is a composite number with 20 total factors (including 1 and itself).   See primes in Base 10 Decimal

A Composite

Composites have more than just these two factors.

Two hundred and thirteen thousand nine hundred and twenty-one is a composite number with 20 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 two hundred and thirteen thousand nine hundred and twenty-one has the following 3 prime factors:

3
Three
19
Nineteen
139
One Hundred and Thirty-Nine

Prime Factorization

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

34 · 191 · 1391 = 213921

Base Conversions

The number two hundred and thirteen thousand nine hundred and twenty-one in 35 different bases