72164642

72,164,642 is an even composite number composed of three prime numbers multiplied together.

What does the number 72164642 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 12 divisors.

72164642 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twelve divisors.

Prime factorization of 72164642:

2 × 11² × 298201

(2 × 11 × 11 × 298201)

See below for interesting mathematical facts about the number 72164642 from the Numbermatics database.

Names of 72164642

Cardinal: 72164642 can be written as Seventy-two million, one hundred sixty-four thousand, six hundred forty-two.

Scientific notation

Scientific notation: 7.2164642 × 10⁷

Factors of 72164642

Number of distinct prime factors ω(n): 3
Total number of prime factors Ω(n): 4
Sum of prime factors: 298214

Divisors of 72164642

Number of divisors d(n): 12
Complete list of divisors:
1 2 11 22 121 242 298201 596402 3280211 6560422 36082321 72164642
Sum of all divisors σ(n): 118982598
Sum of proper divisors (its aliquot sum) s(n): 46817956
72164642 is a deficient number, because the sum of its proper divisors (46817956) is less than itself. Its deficiency is 25346686

Bases of 72164642

Binary: 100010011010010010100100010₂
Hexadecimal: 0x44D2522
Base-36: 16YQLE

Squares and roots of 72164642

72164642 squared (72164642²) is 5207735554988164
72164642 cubed (72164642³) is 375814371956392169297288
The square root of 72164642 is 8494.9774572981
The cube root of 72164642 is 416.3336242873

Scales and comparisons

How big is 72164642?

72,164,642 seconds is equal to 2 years, 15 weeks, 2 days, 5 hours, 44 minutes, 2 seconds.
To count from 1 to 72,164,642 would take you about three years!

This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)
A cube with a volume of 72164642 cubic inches would be around 34.7 feet tall.

Recreational maths with 72164642

72164642 backwards is 24646127
The number of decimal digits it has is: 8
The sum of 72164642's digits is 32
More coming soon!

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The information we have on file for 72164642 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!

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