The Number

72180

Seventy-Two Thousand One Hundred and Eighty

In Base 8 Octal Is

2147648

The numbers with a 8 subscript use Base 8 Octal 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
2147618
Seventy-Two Thousand One Hundred and Seventy-Seven in Base 8 Octal
72178
2147628
Seventy-Two Thousand One Hundred and Seventy-Eight in Base 8 Octal
72179
2147638
Seventy-Two Thousand One Hundred and Seventy-Nine in Base 8 Octal
72181
2147658
Seventy-Two Thousand One Hundred and Eighty-One in Base 8 Octal
72182
2147668
Seventy-Two Thousand One Hundred and Eighty-Two in Base 8 Octal
72183
2147678
Seventy-Two Thousand One Hundred and Eighty-Three in Base 8 Octal

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.

0.000003503371021440270248

The reciprocal of 72180 in Base 8 Octal.

Palindrome?

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

The number 2147648 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 8 Octal

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
28
Two in Base 8 Octal
3
38
Three in Base 8 Octal
5
58
Five in Base 8 Octal
401
6218
Four Hundred and One in Base 8 Octal

Prime Factorization

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

282 · 382 · 581 · 62181 = 2147648

Base Conversions

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