The Number

72221

Seventy-Two Thousand Two Hundred and Twenty-One

In Base 15 Quindecimal Is

165eb15

The numbers with a 15 subscript use Base 15 Quindecimal notation.

For more familiar numbers: See Seventy-Two Thousand Two Hundred and Twenty-One in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

72218
165e815
Seventy-Two Thousand Two Hundred and Eightteen in Base 15 Quindecimal
72219
165e915
Seventy-Two Thousand Two Hundred and Nineteen in Base 15 Quindecimal
72220
165ea15
Seventy-Two Thousand Two Hundred and Twenty in Base 15 Quindecimal
72222
165ec15
Seventy-Two Thousand Two Hundred and Twenty-Two in Base 15 Quindecimal
72223
165ed15
Seventy-Two Thousand Two Hundred and Twenty-Three in Base 15 Quindecimal
72224
165ee15
Seventy-Two Thousand Two Hundred and Twenty-Four in Base 15 Quindecimal

Scientific Notation

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

7.2221e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000a7abba23054b8415

The reciprocal of 72221 in Base 15 Quindecimal.

Palindrome?

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

The number 165eb15 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 two hundred and twenty-one is the 7147th prime number.   See primes in Base 15 Quindecimal

Not A Composite

Composites have more than just these two factors.

Seventy-Two Thousand Two Hundred and Twenty-One is not a composite number because it has exactly two factors: One and Seventy-Two Thousand Two 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 two hundred and twenty-one has the following 1 prime factor:

72221
165eb15
Seventy-Two Thousand Two Hundred and Twenty-One in Base 15 Quindecimal

Prime Factorization

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

165eb151 = 165eb15

Base Conversions

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