72804047940
72,804,047,940 is an even composite number composed of six prime numbers multiplied together.
72804047940 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 72804047940:
22 × 33 × 5 × 13 × 1272 × 643
(2 × 2 × 3 × 3 × 3 × 5 × 13 × 127 × 127 × 643)See below for interesting mathematical facts about the number 72804047940 from the Numbermatics database.
Names of 72804047940
- Cardinal: 72804047940 can be written as Seventy-two billion, eight hundred four million, forty-seven thousand, nine hundred forty.
Scientific notation
- Scientific notation: 7.280404794 × 1010
Factors of 72804047940
Divisors of 72804047940
- Number of divisors d(n): 288
-
Complete list of divisors:
1 2 3 4 5 6 9 10 12 13 15 18 20 26 27 30 36 39 45 52 54 60 65 78 90 108 117 127 130 135 156 180 195 234 254 260 270 351 381 390 468 508 540 585 635 643 702 762 780 1143 1170 1270 1286 1404 1524 1651 1755 1905 1929 2286 2340 2540 2572 3215 3302 3429 3510 3810 3858 4572 4953 5715 5787 6430 6604 6858 7020 7620 7716 8255 8359 9645 9906 11430 11574 12860 13716 14859 16129 16510 16718 17145 17361 19290 19812 22860 23148 24765 25077 28935 29718 32258 33020 33436 34290 34722 38580 41795 44577 48387 49530 50154 57870 59436 64516 68580 69444 74295 75231 80645 81661 83590 86805 89154 96774 99060 100308 115740 125385 145161 148590 150462 161290 163322 167180 173610 178308 193548 209677 222885 225693 241935 244983 250770 290322 297180 300924 322580 326644 347220 376155 408305 419354 435483 445770 451386 483870 489966 501540 580644 629031 725805 734949 752310 816610 838708 870966 891540 902772 967740 979932 1048385 1061593 1128465 1224915 1258062 1451610 1469898 1504620 1633220 1741932 1887093 2096770 2123186 2177415 2204847 2256930 2449830 2516124 2903220 2939796 3145155 3184779 3674745 3774186 4193540 4246372 4354830 4409694 4513860 4899660 5307965 5661279 6290310 6369558 7349490 7548372 8709660 8819388 9435465 9554337 10370947 10615930 11024235 11322558 12580620 12739116 14698980 15923895 18870930 19108674 20741894 21231860 22048470 22645116 28306395 28663011 31112841 31847790 37741860 38217348 41483788 44096940 47771685 51854735 56612790 57326022 62225682 63695580 93338523 95543370 103709470 113225580 114652044 124451364 134822311 143315055 155564205 186677046 191086740 207418940 269644622 280015569 286630110 311128410 373354092 404466933 466692615 539289244 560031138 573260220 622256820 674111555 808933866 933385230 1120062276 1213400799 1348223110 1400077845 1617867732 1866770460 2022334665 2426801598 2696446220 2800155690 3640202397 4044669330 4853603196 5600311380 6067003995 7280404794 8089338660 12134007990 14560809588 18201011985 24268015980 36402023970 72804047940
- Sum of all divisors σ(n): 246242828160
- Sum of proper divisors (its aliquot sum) s(n): 173438780220
- 72804047940 is an abundant number, because the sum of its proper divisors (173438780220) is greater than itself. Its abundance is 100634732280
Bases of 72804047940
- Binary: 10000111100110111010110011100010001002
- Hexadecimal: 0x10F3759C44
- Base-36: XG1NEX0
Squares and roots of 72804047940
- 72804047940 squared (728040479402) is 5300429396449818243600
- 72804047940 cubed (728040479403) is 385892715881717833211340998184000
-
The
square root of 72804047940 is 269822.2524922657 -
The
cube root of 72804047940 is 4175.5963471481
Scales and comparisons
How big is 72804047940?- 72,804,047,940 seconds is equal to 2,314 years, 49 weeks, 10 hours, 39 minutes.
-
To count from 1 to 72,804,047,940 would take you about four thousand, six hundred twenty-nine 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 72804047940 cubic inches would be around 348 feet tall.
Recreational maths with 72804047940
- 72804047940 backwards is 04974040827
- 72804047940 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 72804047940's digits is 45
- More coming soon!
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