72991430928
72,991,430,928 is an even composite number composed of seven prime numbers multiplied together.
72991430928 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of four hundred eighty divisors.
Prime factorization of 72991430928:
24 × 32 × 13 × 17 × 31 × 241 × 307
(2 × 2 × 2 × 2 × 3 × 3 × 13 × 17 × 31 × 241 × 307)See below for interesting mathematical facts about the number 72991430928 from the Numbermatics database.
Names of 72991430928
- Cardinal: 72991430928 can be written as Seventy-two billion, nine hundred ninety-one million, four hundred thirty thousand, nine hundred twenty-eight.
Scientific notation
- Scientific notation: 7.2991430928 × 1010
Factors of 72991430928
Divisors of 72991430928
- Number of divisors d(n): 480
-
Complete list of divisors:
1 2 3 4 6 8 9 12 13 16 17 18 24 26 31 34 36 39 48 51 52 62 68 72 78 93 102 104 117 124 136 144 153 156 186 204 208 221 234 241 248 272 279 306 307 312 372 403 408 442 468 482 496 527 558 612 614 624 663 723 744 806 816 884 921 936 964 1054 1116 1209 1224 1228 1326 1446 1488 1581 1612 1768 1842 1872 1928 1989 2108 2169 2232 2418 2448 2456 2652 2763 2892 3133 3162 3224 3536 3627 3684 3856 3978 3991 4097 4216 4338 4464 4743 4836 4912 5219 5304 5526 5784 6266 6324 6448 6851 7254 7368 7471 7956 7982 8194 8432 8676 9399 9486 9517 9672 10438 10608 11052 11568 11973 12291 12532 12648 13702 14508 14736 14942 15657 15912 15964 16388 17352 18798 18972 19034 19344 20553 20876 22104 22413 23946 24582 25064 25296 27404 28197 28551 29016 29884 31314 31824 31928 32776 34704 35919 36873 37596 37944 38068 41106 41752 44208 44826 46971 47892 49164 50128 53261 54808 56394 57102 58032 59768 61659 62628 63856 65552 67239 67847 71838 73746 73987 75192 75888 76136 82212 83504 85653 89652 93942 95784 97123 98328 106522 109616 112788 114204 119536 123318 123721 125256 127007 134478 135694 143676 147492 147974 150384 152272 159783 161789 164424 171306 179304 187884 191568 194246 196656 203541 213044 221961 225576 228408 246636 247442 250512 254014 268956 271388 287352 291369 294984 295948 319566 323578 328848 342612 358608 371163 375768 381021 388492 407082 426088 443922 451152 456816 479349 485367 493272 494884 508028 537912 542776 574704 582738 589968 591896 610623 639132 647156 665883 685224 742326 751536 762042 776984 814164 852176 874107 887844 958698 961831 970734 986544 989768 1016056 1075824 1085552 1113489 1143063 1165476 1183792 1221246 1257779 1278264 1294312 1331766 1370448 1456101 1484652 1524084 1553968 1628328 1651091 1748214 1775688 1917396 1923662 1941468 1979536 2032112 2103257 2226978 2286126 2293597 2330952 2442492 2515558 2556528 2588624 2663532 2885493 2912202 2969304 3048168 3256656 3302182 3496428 3551376 3773337 3834792 3847324 3882936 4206514 4453956 4572252 4587194 4661904 4884984 4953273 5031116 5327064 5770986 5824404 5938608 6096336 6309771 6604364 6880791 6992856 7546674 7669584 7694648 7765872 8413028 8656479 8907912 9144504 9174388 9769968 9906546 10062232 10654128 11320011 11541972 11648808 12619542 13208728 13761582 13985712 14859819 15093348 15389296 16351127 16826056 17312958 17815824 18289008 18348776 18929313 19813092 20124464 20642373 22640022 23083944 23297616 25239084 26417456 27523164 29719638 29816761 30186696 32702254 33652112 34625916 36697552 37858626 38991149 39626184 41284746 45280044 46167888 49053381 50478168 55046328 59439276 59633522 60373392 65404508 69251832 75717252 77982298 79252368 82569492 89450283 90560088 98106762 100956336 110092656 116973447 118878552 119267044 130809016 138503664 147160143 151434504 155964596 165138984 178900566 181120176 196213524 233946894 237757104 238534088 261618032 268350849 294320286 302869008 311929192 330277968 350920341 357801132 392427048 467893788 477068176 506884937 536701698 588640572 623858384 701840682 715602264 784854096 935787576 1013769874 1073403396 1177281144 1403681364 1431204528 1520654811 1871575152 2027539748 2146806792 2354562288 2807362728 3041309622 4055079496 4293613584 4561964433 5614725456 6082619244 8110158992 9123928866 12165238488 18247857732 24330476976 36495715464 72991430928
- Sum of all divisors σ(n): 242226496512
- Sum of proper divisors (its aliquot sum) s(n): 169235065584
- 72991430928 is an abundant number, because the sum of its proper divisors (169235065584) is greater than itself. Its abundance is 96243634656
Bases of 72991430928
- Binary: 10000111111101010000011011001000100002
- Hexadecimal: 0x10FEA0D910
- Base-36: XJ57OK0
Squares and roots of 72991430928
- 72991430928 squared (729914309282) is 5327748988916994941184
- 72991430928 cubed (729914309283) is 388880022326256673774757358538752
-
The
square root of 72991430928 is 270169.2634775467 -
The
cube root of 72991430928 is 4179.1756600347
Scales and comparisons
How big is 72991430928?- 72,991,430,928 seconds is equal to 2,320 years, 46 weeks, 6 days, 5 hours, 28 minutes, 48 seconds.
-
To count from 1 to 72,991,430,928 would take you about four thousand, six hundred forty-one 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 72991430928 cubic inches would be around 348.3 feet tall.
Recreational maths with 72991430928
- 72991430928 backwards is 82903419927
- The number of decimal digits it has is: 11
- The sum of 72991430928's digits is 54
- More coming soon!
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