72138976312
72,138,976,312 is an even composite number composed of four prime numbers multiplied together.
72138976312 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of forty-eight divisors.
Prime factorization of 72138976312:
23 × 132 × 31 × 1721201
(2 × 2 × 2 × 13 × 13 × 31 × 1721201)See below for interesting mathematical facts about the number 72138976312 from the Numbermatics database.
Names of 72138976312
- Cardinal: 72138976312 can be written as Seventy-two billion, one hundred thirty-eight million, nine hundred seventy-six thousand, three hundred twelve.
Scientific notation
- Scientific notation: 7.2138976312 × 1010
Factors of 72138976312
Divisors of 72138976312
- Number of divisors d(n): 48
-
Complete list of divisors:
1 2 4 8 13 26 31 52 62 104 124 169 248 338 403 676 806 1352 1612 3224 5239 10478 20956 41912 1721201 3442402 6884804 13769608 22375613 44751226 53357231 89502452 106714462 179004904 213428924 290882969 426857848 581765938 693644003 1163531876 1387288006 2327063752 2774576012 5549152024 9017372039 18034744078 36069488156 72138976312
- Sum of all divisors σ(n): 151190383680
- Sum of proper divisors (its aliquot sum) s(n): 79051407368
- 72138976312 is an abundant number, because the sum of its proper divisors (79051407368) is greater than itself. Its abundance is 6912431056
Bases of 72138976312
- Binary: 10000110010111101000101101100001110002
- Hexadecimal: 0x10CBD16C38
- Base-36: X51OMD4
Squares and roots of 72138976312
- 72138976312 squared (721389763122) is 5204031903343297121344
- 72138976312 cubed (721389763123) is 375413534202174384640612605603328
-
The
square root of 72138976312 is 268586.9995215703 -
The
cube root of 72138976312 is 4162.8426144317
Scales and comparisons
How big is 72138976312?- 72,138,976,312 seconds is equal to 2,293 years, 41 weeks, 2 days, 20 hours, 31 minutes, 52 seconds.
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To count from 1 to 72,138,976,312 would take you about four thousand, five hundred eighty-seven 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 72138976312 cubic inches would be around 346.9 feet tall.
Recreational maths with 72138976312
- 72138976312 backwards is 21367983127
- The number of decimal digits it has is: 11
- The sum of 72138976312's digits is 49
- More coming soon!
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