The Number

72421

Seventy-Two Thousand Four Hundred and Twenty-One

Nearby Numbers

Positive, nonzero integers within three units

72418
Seventy-Two Thousand Four Hundred and Eightteen
72419
Seventy-Two Thousand Four Hundred and Nineteen
72420
Seventy-Two Thousand Four Hundred and Twenty
72422
Seventy-Two Thousand Four Hundred and Twenty-Two
72423
Seventy-Two Thousand Four Hundred and Twenty-Three
72424
Seventy-Two Thousand Four Hundred and Twenty-Four

Scientific Notation

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

7.2421e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00001380814956987614

The reciprocal of 72421.

Palindrome?

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

The number 72421 is not a palindrome.

A Prime Number

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

Seventy-two thousand four hundred and twenty-one is the 7165th prime number.   See primes in Base 10 Decimal

Not A Composite

Composites have more than just these two factors.

Seventy-Two Thousand Four Hundred and Twenty-One is not a composite number because it has exactly two factors: One and Seventy-Two Thousand Four Hundred and Twenty-One

Prime Factors

The prime factors of a positive integer are the integers that divide it exactly and are also prime.

The number seventy-two thousand four hundred and twenty-one has the following 1 prime factor:

72421
Seventy-Two Thousand Four Hundred and Twenty-One

Prime Factorization

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

724211 = 72421

Base Conversions

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