66760729728

Names of 66760729728

• Cardinal: 66760729728 can be written as Sixty-six billion, seven hundred sixty million, seven hundred twenty-nine thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 6.6760729728 × 10¹⁰

Factors of 66760729728

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 153

Divisors of 66760729728

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 6 7 8 11 12 14 16 21 22 24 28 32 33 42 44 48 49 56 59 64 66 71 77 84 88 96 98 112 118 121 128 132 142 147 154 168 176 177 192 196 213 224 231 236 242 264 284 294 308 336 343 352 354 363 384 392 413 426 448 462 472 484 497 528 539 568 588 616 649 672 686 704 708 726 781 784 826 847 852 896 924 944 968 994 1029 1056 1078 1136 1176 1232 1239 1298 1344 1372 1408 1416 1452 1491 1562 1568 1617 1652 1694 1704 1848 1888 1936 1947 1988 2058 2112 2156 2272 2343 2352 2464 2478 2541 2596 2688 2744 2832 2891 2904 2982 3124 3136 3234 3304 3388 3408 3479 3696 3773 3776 3872 3894 3976 4116 4189 4224 4312 4543 4544 4686 4704 4928 4956 5082 5192 5467 5488 5664 5782 5808 5929 5964 6248 6272 6468 6608 6776 6816 6958 7139 7392 7546 7552 7744 7788 7952 8232 8378 8591 8624 8673 9086 9088 9372 9408 9856 9912 10164 10384 10437 10934 10976 11319 11328 11564 11616 11858 11928 12496 12567 12936 13216 13552 13629 13632 13916 14278 14784 15092 15488 15576 15904 16401 16464 16756 17182 17248 17346 17787 18172 18744 18816 19824 20237 20328 20768 20874 21417 21868 21952 22638 22656 23128 23232 23716 23856 24353 24992 25134 25773 25872 26432 27104 27258 27264 27832 28556 29323 29568 30184 31152 31801 31808 32802 32928 33512 34364 34496 34692 35574 36344 37488 38269 39648 40474 40656 41503 41536 41748 42834 43736 43904 45276 46079 46256 46464 47432 47712 48706 49973 49984 50268 51546 51744 52864 54208 54516 55664 57112 58646 60137 60368 60711 62304 63602 63616 65604 65856 67024 68728 68992 69384 71148 72688 73059 74976 76538 79296 80948 81312 83006 83072 83496 85668 87472 87969 90552 92158 92512 94864 95403 95424 97412 99946 99968 100536 103092 103488 108416 109032 111328 114224 114807 117292 120274 120736 121422 124509 124608 127204 131208 131712 134048 137456 138237 138768 142296 145376 146118 149919 149952 153076 158592 161896 162624 166012 166992 171336 174944 175938 180411 181104 184316 185024 189728 190806 190848 194824 199892 201072 205261 206184 206976 218064 222607 222656 228448 229614 234584 240548 241472 242844 249018 249216 254408 262416 267883 268096 274912 276474 277536 284592 290752 292236 299838 299904 306152 322553 323792 325248 332024 333984 342672 349811 349888 351876 360822 362208 368632 370048 379456 381612 389648 399784 402144 410522 412368 420959 436128 445214 445312 456896 459228 469168 481096 482944 485688 498036 506869 508816 524832 535766 536192 549824 552948 555072 569184 581504 584472 599676 612304 615783 645106 647584 664048 667821 667968 685344 699622 699776 703752 721644 724416 737264 758912 763224 779296 799568 803649 804288 821044 824736 841918 872256 890428 913792 918456 938336 962192 967659 971376 996072 1013738 1017632 1049433 1049664 1071532 1099648 1105896 1110144 1138368 1168944 1199352 1224608 1231566 1262877 1290212 1295168 1328096 1335642 1335936 1370688 1399244 1407504 1436827 1443288 1448832 1474528 1520607 1526448 1558592 1599136 1607298 1608576 1642088 1649472 1683836 1744512 1780856 1836912 1876672 1924384 1935318 1942752 1992144 2027476 2035264 2098866 2099328 2143064 2211792 2257871 2276736 2337888 2398704 2448677 2449216 2463132 2525754 2580424 2590336 2656192 2671284 2741376 2798488 2815008 2873654 2886576 2946713 2949056 3041214 3052896 3117184 3198272 3214596 3284176 3298944 3367672 3548083 3561712 3673824 3753344 3848768 3870636 3885504 3984288 4054952 4070528 4197732 4286128 4310481 4423584 4515742 4675776 4797408 4897354 4898432 4926264 5051508 5160848 5312384 5342568 5596976 5630016 5747308 5773152 5893426 5898112 6082428 6105792 6396544 6429192 6568352 6735344 6773613 7096166 7123424 7346031 7347648 7697536 7741272 7771008 7968576 8109904 8395464 8572256 8620962 8840139 8847168 9031484 9351552 9594816 9794708 9852528 10103016 10321696 10644249 10685136 11193952 11260032 11494616 11546304 11786852 12164856 12211584 12858384 13136704 13470688 13547226 14192332 14246848 14692062 14695296 15482544 15805097 15937152 16219808 16790928 17144512 17241924 17680278 17694336 18062968 19189632 19589416 19705056 20206032 20643392 21288498 21370272 22387904 22989232 23092608 23573704 24329712 24836581 25716768 26273408 26941376 27094452 28384664 28493696 29384124 30965088 31610194 32439616 33581856 34289024 34483848 35360556 36125936 39178832 39410112 40412064 41286784 42576996 42740544 44775808 45978464 47147408 47415291 48659424 49673162 51433536 53882752 54188904 56769328 58768248 61930176 63220388 64879232 67163712 68967696 70721112 72251872 74509743 78357664 78820224 80824128 85153992 85481088 91956928 94294816 94830582 97318848 99346324 102867072 108377808 113538656 117536496 123860352 126440776 134327424 137935392 141442224 144503744 149019486 156715328 161648256 170307984 173856067 183913856 188589632 189661164 194637696 198692648 216755616 227077312 235072992 252881552 275870784 282884448 289007488 298038972 313430656 340615968 347712134 377179264 379322328 397385296 433511232 454154624 470145984 505763104 521568201 551741568 565768896 596077944 681231936 695424268 758644656 794770592 867022464 940291968 1011526208 1043136402 1131537792 1192155888 1362463872 1390848536 1517289312 1589541184 2023052416 2086272804 2384311776 2781697072 3034578624 3179082368 4172545608 4768623552 5563394144 6069157248 8345091216 9537247104 11126788288 16690182432 22253576576 33380364864 66760729728
• Sum of all divisors σ(n): 234420480000
• Sum of proper divisors (its aliquot sum) s(n): 167659750272
• 66760729728 is an abundant number, because the sum of its proper divisors (167659750272) is greater than itself. Its abundance is 100899020544

Bases of 66760729728

• Binary: 111110001011001111111110010010000000₂
• Hexadecimal: 0xF8B3FE480
• Base-36: UO3M4QO

Squares and roots of 66760729728

• 66760729728 squared (66760729728²) is 4456995033815062953984
• 66760729728 cubed (66760729728³) is 297552240851565638606231124836352
• The square root of 66760729728 is 258380.9778756943
• The cube root of 66760729728 is 4056.7074693081

Scales and comparisons

• 66,760,729,728 seconds is equal to 2,122 years, 40 weeks, 5 days, 15 hours, 8 minutes, 48 seconds.
• To count from 1 to 66,760,729,728 would take you about four thousand, two hundred forty-five 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 66760729728 cubic inches would be around 338.1 feet tall.

Recreational maths with 66760729728

• 66760729728 backwards is 82792706766
• The number of decimal digits it has is: 11
• The sum of 66760729728's digits is 60
• More coming soon!