1138938320
1,138,938,320 is an even composite number composed of five prime numbers multiplied together.
1138938320 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred twenty divisors.
Prime factorization of 1138938320:
24 × 5 × 132 × 61 × 1381
(2 × 2 × 2 × 2 × 5 × 13 × 13 × 61 × 1381)See below for interesting mathematical facts about the number 1138938320 from the Numbermatics database.
Names of 1138938320
- Cardinal: 1138938320 can be written as One billion, one hundred thirty-eight million, nine hundred thirty-eight thousand, three hundred twenty.
Scientific notation
- Scientific notation: 1.13893832 × 109
Factors of 1138938320
Divisors of 1138938320
- Number of divisors d(n): 120
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Complete list of divisors:
1 2 4 5 8 10 13 16 20 26 40 52 61 65 80 104 122 130 169 208 244 260 305 338 488 520 610 676 793 845 976 1040 1220 1352 1381 1586 1690 2440 2704 2762 3172 3380 3965 4880 5524 6344 6760 6905 7930 10309 11048 12688 13520 13810 15860 17953 20618 22096 27620 31720 35906 41236 51545 55240 63440 71812 82472 84241 89765 103090 110480 143624 164944 168482 179530 206180 233389 287248 336964 359060 412360 421205 466778 673928 718120 824720 842410 933556 1095133 1166945 1347856 1436240 1684820 1867112 2190266 2333890 3369640 3734224 4380532 4667780 5475665 6739280 8761064 9335560 10951330 14236729 17522128 18671120 21902660 28473458 43805320 56946916 71183645 87610640 113893832 142367290 227787664 284734580 569469160 1138938320
- Sum of all divisors σ(n): 2916511992
- Sum of proper divisors (its aliquot sum) s(n): 1777573672
- 1138938320 is an abundant number, because the sum of its proper divisors (1777573672) is greater than itself. Its abundance is 638635352
Bases of 1138938320
- Binary: 10000111110001011010001110100002
- Hexadecimal: 0x43E2D1D0
- Base-36: IU3EFK
Squares and roots of 1138938320
- 1138938320 squared (11389383202) is 1297180496764422400
- 1138938320 cubed (11389383203) is 1477408575721636684026368000
-
The
square root of 1138938320 is 33748.1602461527 -
The
cube root of 1138938320 is 1044.3195344139
Scales and comparisons
How big is 1138938320?- 1,138,938,320 seconds is equal to 36 years, 11 weeks, 1 day, 3 hours, 45 minutes, 20 seconds.
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To count from 1 to 1,138,938,320 would take you about seventy-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 1138938320 cubic inches would be around 87 feet tall.
Recreational maths with 1138938320
- 1138938320 backwards is 0238398311
- The number of decimal digits it has is: 10
- The sum of 1138938320's digits is 38
- More coming soon!
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