72129102528
72,129,102,528 is an even composite number composed of seven prime numbers multiplied together.
72129102528 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of four hundred forty-eight divisors.
Prime factorization of 72129102528:
26 × 3 × 7 × 17 × 23 × 29 × 4733
(2 × 2 × 2 × 2 × 2 × 2 × 3 × 7 × 17 × 23 × 29 × 4733)See below for interesting mathematical facts about the number 72129102528 from the Numbermatics database.
Names of 72129102528
- Cardinal: 72129102528 can be written as Seventy-two billion, one hundred twenty-nine million, one hundred two thousand, five hundred twenty-eight.
Scientific notation
- Scientific notation: 7.2129102528 × 1010
Factors of 72129102528
Divisors of 72129102528
- Number of divisors d(n): 448
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Complete list of divisors:
1 2 3 4 6 7 8 12 14 16 17 21 23 24 28 29 32 34 42 46 48 51 56 58 64 68 69 84 87 92 96 102 112 116 119 136 138 161 168 174 184 192 203 204 224 232 238 272 276 322 336 348 357 368 391 406 408 448 464 476 483 493 544 552 609 644 667 672 696 714 736 782 812 816 928 952 966 986 1088 1104 1173 1218 1288 1334 1344 1392 1428 1472 1479 1564 1624 1632 1856 1904 1932 1972 2001 2208 2346 2436 2576 2668 2737 2784 2856 2958 3128 3248 3264 3451 3808 3864 3944 4002 4416 4669 4692 4733 4872 5152 5336 5474 5568 5712 5916 6256 6496 6902 7616 7728 7888 8004 8211 9338 9384 9466 9744 10304 10353 10672 10948 11339 11424 11832 12512 12992 13804 14007 14199 15456 15776 16008 16422 18676 18768 18932 19488 20706 21344 21896 22678 22848 23664 25024 27608 28014 28398 30912 31552 32016 32844 33131 34017 37352 37536 37864 38976 41412 42688 43792 45356 47328 55216 56028 56796 64032 65688 66262 68034 74704 75072 75728 79373 80461 82824 87584 90712 94656 99393 108859 110432 112056 113592 128064 131376 132524 136068 137257 149408 151456 158746 160922 165648 175168 181424 198786 217718 220864 224112 227184 238119 241383 262752 265048 272136 274514 298816 302912 317492 321844 326577 331296 362848 397572 411771 435436 448224 454368 476238 482766 525504 530096 544272 549028 563227 634984 643688 653154 662592 725696 762013 795144 823542 870872 896448 908736 952476 960799 965532 1060192 1088544 1098056 1126454 1269968 1287376 1306308 1524026 1590288 1647084 1689681 1741744 1850603 1904952 1921598 1931064 2120384 2177088 2196112 2252908 2286039 2333369 2539936 2574752 2612616 2882397 3048052 3156911 3180576 3294168 3379362 3483488 3701206 3809904 3843196 3862128 4392224 4505816 4572078 4666738 5079872 5149504 5225232 5551809 5764794 6096104 6313822 6361152 6588336 6758724 6966976 7000107 7402412 7619808 7686392 7724256 8784448 9011632 9144156 9333476 9470733 10450464 11103618 11529588 12192208 12627644 12954221 13176672 13517448 14000214 14804824 15239616 15372784 15448512 16333583 18023264 18288312 18666952 18941466 20900928 22098377 22207236 23059176 24384416 25255288 25908442 26353344 27034896 28000428 29609648 30745568 32667166 36046528 36576624 37333904 37882932 38862663 44196754 44414472 46118352 48768832 49000749 50510576 51816884 53667487 54069792 56000856 59219296 61491136 65334332 66295131 73153248 74667808 75765864 77725326 88393508 88828944 92236704 98001498 101021152 103633768 107334974 108139584 112001712 118438592 130668664 132590262 146306496 149335616 151531728 155450652 161002461 176787016 177657888 184473408 196002996 202042304 207267536 214669948 224003424 261337328 265180524 303063456 310901304 322004922 353574032 355315776 375672409 392005992 414535072 429339896 448006848 522674656 530361048 606126912 621802608 644009844 707148064 751344818 784011984 829070144 858679792 1045349312 1060722096 1127017227 1243605216 1288019688 1414296128 1502689636 1568023968 1717359584 2121444192 2254034454 2487210432 2576039376 3005379272 3136047936 3434719168 4242888384 4508068908 5152078752 6010758544 9016137816 10304157504 12021517088 18032275632 24043034176 36064551264 72129102528
- Sum of all divisors σ(n): 249337128960
- Sum of proper divisors (its aliquot sum) s(n): 177208026432
- 72129102528 is an abundant number, because the sum of its proper divisors (177208026432) is greater than itself. Its abundance is 105078923904
Bases of 72129102528
- Binary: 10000110010110011101011000010110000002
- Hexadecimal: 0x10CB3AC2C0
- Base-36: X4VSZPC
Squares and roots of 72129102528
- 72129102528 squared (721291025282) is 5202607431494735990784
- 72129102528 cubed (721291025283) is 375259404839218548571550799101952
-
The
square root of 72129102528 is 268568.6179135605 -
The
cube root of 72129102528 is 4162.6526806571
Scales and comparisons
How big is 72129102528?- 72,129,102,528 seconds is equal to 2,293 years, 25 weeks, 13 hours, 48 minutes, 48 seconds.
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To count from 1 to 72,129,102,528 would take you about four thousand, five hundred eighty-six 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 72129102528 cubic inches would be around 346.9 feet tall.
Recreational maths with 72129102528
- 72129102528 backwards is 82520192127
- The number of decimal digits it has is: 11
- The sum of 72129102528's digits is 39
- More coming soon!
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