The Number

72180

Seventy-Two Thousand One Hundred and Eighty

In Base 15 Quindecimal Is

165c015

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

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

Nearby Numbers

Positive, nonzero integers within three units

72177
165bc15
Seventy-Two Thousand One Hundred and Seventy-Seven in Base 15 Quindecimal
72178
165bd15
Seventy-Two Thousand One Hundred and Seventy-Eight in Base 15 Quindecimal
72179
165be15
Seventy-Two Thousand One Hundred and Seventy-Nine in Base 15 Quindecimal
72181
165c115
Seventy-Two Thousand One Hundred and Eighty-One in Base 15 Quindecimal
72182
165c215
Seventy-Two Thousand One Hundred and Eighty-Two in Base 15 Quindecimal
72183
165c315
Seventy-Two Thousand One Hundred and Eighty-Three in Base 15 Quindecimal

Scientific Notation

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

7.2180e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000a7c1e084221c9915

The reciprocal of 72180 in Base 15 Quindecimal.

Palindrome?

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

The number 165c015 is not a palindrome.

Not A Prime Number

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

Seventy-two thousand one hundred and eighty is a composite number with 36 total factors (including 1 and itself).   See primes in Base 15 Quindecimal

A Composite

Composites have more than just these two factors.

Seventy-two thousand one hundred and eighty is a composite number with 36 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 seventy-two thousand one hundred and eighty has the following 4 prime factors:

2
215
Two in Base 15 Quindecimal
3
315
Three in Base 15 Quindecimal
5
515
Five in Base 15 Quindecimal
401
1bb15
Four Hundred and 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

2152 · 3152 · 5151 · 1bb151 = 165c015

Base Conversions

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