72125420

72,125,420 is an even composite number composed of five prime numbers multiplied together.

What does the number 72125420 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 48 divisors.

72125420 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of forty-eight divisors.

Prime factorization of 72125420:

2² × 5 × 79 × 191 × 239

(2 × 2 × 5 × 79 × 191 × 239)

See below for interesting mathematical facts about the number 72125420 from the Numbermatics database.

Names of 72125420

Cardinal: 72125420 can be written as Seventy-two million, one hundred twenty-five thousand, four hundred twenty.

Scientific notation

Scientific notation: 7.212542 × 10⁷

Factors of 72125420

Number of distinct prime factors ω(n): 5
Total number of prime factors Ω(n): 6
Sum of prime factors: 516

Divisors of 72125420

Number of divisors d(n): 48
Complete list of divisors:
1 2 4 5 10 20 79 158 191 239 316 382 395 478 764 790 955 956 1195 1580 1910 2390 3820 4780 15089 18881 30178 37762 45649 60356 75445 75524 91298 94405 150890 182596 188810 228245 301780 377620 456490 912980 3606271 7212542 14425084 18031355 36062710 72125420
Sum of all divisors σ(n): 154828800
Sum of proper divisors (its aliquot sum) s(n): 82703380
72125420 is an abundant number, because the sum of its proper divisors (82703380) is greater than itself. Its abundance is 10577960

Bases of 72125420

Binary: 100010011001000101111101100₂
Hexadecimal: 0x44C8BEC
Base-36: 16XWBW

Squares and roots of 72125420

72125420 squared (72125420²) is 5202076210176400
72125420 cubed (72125420³) is 375201931530981124088000
The square root of 72125420 is 8492.6686029775
The cube root of 72125420 is 416.2581838489

Scales and comparisons

How big is 72125420?

72,125,420 seconds is equal to 2 years, 15 weeks, 1 day, 18 hours, 50 minutes, 20 seconds.
To count from 1 to 72,125,420 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 72125420 cubic inches would be around 34.7 feet tall.

Recreational maths with 72125420

72125420 backwards is 02452127
The number of decimal digits it has is: 8
The sum of 72125420's digits is 23
More coming soon!

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The information we have on file for 72125420 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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