129391207120
129,391,207,120 is an even composite number composed of five prime numbers multiplied together.
129391207120 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred sixty divisors.
Prime factorization of 129391207120:
24 × 5 × 73 × 43 × 109661
(2 × 2 × 2 × 2 × 5 × 7 × 7 × 7 × 43 × 109661)See below for interesting mathematical facts about the number 129391207120 from the Numbermatics database.
Names of 129391207120
- Cardinal: 129391207120 can be written as One hundred twenty-nine billion, three hundred ninety-one million, two hundred seven thousand, one hundred twenty.
Scientific notation
- Scientific notation: 1.2939120712 × 1011
Factors of 129391207120
Divisors of 129391207120
- Number of divisors d(n): 160
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Complete list of divisors:
1 2 4 5 7 8 10 14 16 20 28 35 40 43 49 56 70 80 86 98 112 140 172 196 215 245 280 301 343 344 392 430 490 560 602 686 688 784 860 980 1204 1372 1505 1715 1720 1960 2107 2408 2744 3010 3430 3440 3920 4214 4816 5488 6020 6860 8428 10535 12040 13720 14749 16856 21070 24080 27440 29498 33712 42140 58996 73745 84280 109661 117992 147490 168560 219322 235984 294980 438644 548305 589960 767627 877288 1096610 1179920 1535254 1754576 2193220 3070508 3838135 4386440 4715423 5373389 6141016 7676270 8772880 9430846 10746778 12282032 15352540 18861692 21493556 23577115 26866945 30705080 33007961 37613723 37723384 42987112 47154230 53733890 61410160 66015922 75227446 75446768 85974224 94308460 107467780 132031844 150454892 165039805 188068615 188616920 214935560 231055727 264063688 300909784 330079610 376137230 377233840 429871120 462111454 528127376 601819568 660159220 752274460 924222908 1155278635 1320318440 1504548920 1617390089 1848445816 2310557270 2640636880 3009097840 3234780178 3696891632 4621114540 6469560356 8086950445 9242229080 12939120712 16173900890 18484458160 25878241424 32347801780 64695603560 129391207120
- Sum of all divisors σ(n): 358989523200
- Sum of proper divisors (its aliquot sum) s(n): 229598316080
- 129391207120 is an abundant number, because the sum of its proper divisors (229598316080) is greater than itself. Its abundance is 100207108960
Bases of 129391207120
- Binary: 11110001000000101000100100010110100002
- Hexadecimal: 0x1E205122D0
- Base-36: 1NFW6MDS
Squares and roots of 129391207120
- 129391207120 squared (1293912071202) is 16742084479970738694400
- 129391207120 cubed (1293912071203) is 2166278520568431341946508784128000
-
The
square root of 129391207120 is 359709.8929971207 -
The
cube root of 129391207120 is 5057.8768962785
Scales and comparisons
How big is 129391207120?- 129,391,207,120 seconds is equal to 4,114 years, 12 weeks, 3 days, 9 hours, 58 minutes, 40 seconds.
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To count from 1 to 129,391,207,120 would take you about eight thousand, two hundred twenty-eight 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 129391207120 cubic inches would be around 421.5 feet tall.
Recreational maths with 129391207120
- 129391207120 backwards is 021702193921
- The number of decimal digits it has is: 12
- The sum of 129391207120's digits is 37
- More coming soon!
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