138727840928
138,727,840,928 is an even composite number composed of three prime numbers multiplied together.
138727840928 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of seventy-two divisors.
Prime factorization of 138727840928:
25 × 192 × 2293
(2 × 2 × 2 × 2 × 2 × 19 × 19 × 229 × 229 × 229)See below for interesting mathematical facts about the number 138727840928 from the Numbermatics database.
Names of 138727840928
- Cardinal: 138727840928 can be written as One hundred thirty-eight billion, seven hundred twenty-seven million, eight hundred forty thousand, nine hundred twenty-eight.
Scientific notation
- Scientific notation: 1.38727840928 × 1011
Factors of 138727840928
Divisors of 138727840928
- Number of divisors d(n): 72
-
Complete list of divisors:
1 2 4 8 16 19 32 38 76 152 229 304 361 458 608 722 916 1444 1832 2888 3664 4351 5776 7328 8702 11552 17404 34808 52441 69616 82669 104882 139232 165338 209764 330676 419528 661352 839056 996379 1322704 1678112 1992758 2645408 3985516 7971032 12008989 15942064 18931201 24017978 31884128 37862402 48035956 75724804 96071912 151449608 192143824 228170791 302899216 384287648 456341582 605798432 912683164 1825366328 3650732656 4335245029 7301465312 8670490058 17340980116 34681960232 69363920464 138727840928
- Sum of all divisors σ(n): 289516024980
- Sum of proper divisors (its aliquot sum) s(n): 150788184052
- 138727840928 is an abundant number, because the sum of its proper divisors (150788184052) is greater than itself. Its abundance is 12060343124
Bases of 138727840928
- Binary: 100000010011001101001011011100101000002
- Hexadecimal: 0x204CD2DCA0
- Base-36: 1RQAZ34W
Squares and roots of 138727840928
- 138727840928 squared (1387278409282) is 19245413848544471901184
- 138727840928 cubed (1387278409283) is 2669874710974405782241219686858752
-
The
square root of 138727840928 is 372461.8650654049 -
The
cube root of 138727840928 is 5176.7184152519
Scales and comparisons
How big is 138727840928?- 138,727,840,928 seconds is equal to 4,411 years, 6 weeks, 7 hours, 22 minutes, 8 seconds.
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To count from 1 to 138,727,840,928 would take you about eight thousand, eight hundred twenty-two 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 138727840928 cubic inches would be around 431.4 feet tall.
Recreational maths with 138727840928
- 138727840928 backwards is 829048727831
- The number of decimal digits it has is: 12
- The sum of 138727840928's digits is 59
- More coming soon!
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