668316286512

Names of 668316286512

• Cardinal: 668316286512 can be written as Six hundred sixty-eight billion, three hundred sixteen million, two hundred eighty-six thousand, five hundred twelve.

Scientific notation

• Scientific notation: 6.68316286512 × 10¹¹

Factors of 668316286512

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 789

Divisors of 668316286512

• Number of divisors d(n): 960
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 17 18 21 24 27 28 34 36 41 42 48 49 51 54 56 63 68 72 81 82 84 98 102 108 112 119 123 126 136 144 147 153 162 164 168 189 196 204 216 238 243 246 252 272 287 294 306 324 328 336 343 357 369 378 392 408 432 441 459 476 486 492 504 567 574 588 612 648 656 686 697 714 719 738 756 784 816 833 861 882 918 952 972 984 1008 1029 1071 1107 1134 1148 1176 1224 1296 1323 1372 1377 1394 1428 1438 1476 1512 1666 1701 1722 1764 1836 1904 1944 1968 2009 2058 2091 2142 2157 2214 2268 2296 2352 2448 2499 2583 2646 2744 2754 2788 2856 2876 2952 3024 3087 3213 3321 3332 3402 3444 3528 3672 3888 3969 4018 4116 4131 4182 4284 4314 4428 4536 4592 4879 4998 5033 5166 5292 5488 5508 5576 5712 5752 5831 5904 6027 6174 6273 6426 6471 6642 6664 6804 6888 7056 7344 7497 7749 7938 8036 8232 8262 8364 8568 8628 8856 9072 9261 9639 9758 9963 9996 10066 10332 10584 11016 11152 11504 11662 11907 12054 12223 12348 12546 12852 12942 13284 13328 13608 13776 14063 14637 14994 15099 15498 15876 16072 16464 16524 16728 17136 17256 17493 17712 18081 18522 18819 19278 19413 19516 19926 19992 20132 20664 21168 22032 22491 23247 23324 23814 24108 24446 24696 25092 25704 25884 26568 27216 27783 28126 28917 29274 29479 29988 30198 30996 31752 32144 33048 33456 34153 34512 34986 35231 36162 36669 37044 37638 38556 38826 39032 39852 39984 40264 41328 42189 43911 44982 45297 46494 46648 47628 48216 48892 49392 50184 51408 51768 52479 53136 54243 55566 56252 56457 57834 58239 58548 58958 59976 60396 61992 63504 66096 67473 68306 69741 69972 70462 72324 73338 74088 75276 77112 77652 78064 79704 80528 83349 84378 85561 87822 88437 89964 90594 92988 93296 95256 96432 97784 100368 102459 103536 104958 105693 108486 110007 111132 112504 112914 115668 116478 117096 117916 119952 120792 123984 126567 131733 134946 135891 136612 139482 139944 140924 144648 146676 148176 150552 154224 155304 157437 159408 162729 166698 168756 169371 171122 174717 175644 176874 179928 181188 185976 190512 195568 202419 204918 206353 209916 211386 216972 220014 222264 225008 225828 231336 232956 234192 235832 239071 241584 246617 253134 256683 263466 265311 269892 271782 273224 278964 279888 281848 289296 293352 301104 307377 310608 314874 317079 325458 330021 333396 337512 338742 342244 349434 351288 353748 359856 362376 371952 379701 395199 404838 407673 409836 412706 419832 422772 433944 440028 444528 451656 462672 465912 471664 472311 478142 488187 493234 501143 506268 513366 526932 530622 539784 543564 546448 557928 563696 586704 598927 614754 619059 629748 634158 650916 660042 666792 675024 677484 684488 698868 702576 707496 717213 724752 739851 759402 770049 790398 795933 809676 815346 819672 825412 839664 845544 867888 880056 903312 922131 931824 944622 951237 956284 976374 986468 990063 1002286 1012536 1026732 1053864 1061244 1079568 1087128 1115856 1139103 1185597 1197854 1223019 1229508 1238118 1259496 1268316 1301832 1320084 1333584 1354968 1368976 1397736 1414992 1416933 1434426 1444471 1479702 1503429 1518804 1540098 1580796 1591866 1619352 1630692 1639344 1650824 1691088 1760112 1796781 1844262 1857177 1889244 1902474 1912568 1952748 1972936 1980126 2004572 2025072 2053464 2107728 2122488 2151639 2174256 2219553 2278206 2310147 2371194 2387799 2395708 2446038 2459016 2476236 2518992 2536632 2603664 2640168 2709936 2766393 2795472 2833866 2853711 2868852 2888942 2959404 2970189 3006858 3037608 3080196 3161592 3183732 3238704 3261384 3301648 3417309 3508001 3593562 3688524 3714354 3778488 3804948 3825136 3905496 3945872 3960252 4009144 4106928 4192489 4244976 4303278 4333413 4439106 4510287 4556412 4620294 4742388 4775598 4791416 4892076 4918032 4952472 5073264 5280336 5390343 5532786 5571531 5667732 5707422 5737704 5777884 5918808 5940378 6013716 6075216 6160392 6323184 6367464 6454917 6522768 6658659 6834618 6930441 7016002 7163397 7187124 7377048 7428708 7556976 7609896 7810992 7920504 8018288 8299179 8384978 8561133 8606556 8666826 8878212 9020574 9112824 9240588 9484776 9551196 9582832 9784152 9904944 10111297 10524003 10780686 11065572 11143062 11335464 11414844 11475408 11555768 11837616 11880756 12027432 12320784 12577467 12734928 12909834 13000239 13317318 13530861 13669236 13860882 14032004 14326794 14374248 14754096 14857416 15219792 15841008 16171029 16598358 16714593 16769956 17122266 17213112 17333652 17756424 18041148 18225648 18481176 18969552 19102392 19364751 19568304 19975977 20222594 20791323 21048006 21561372 22131144 22286124 22670928 22829688 23111536 23761512 24054864 24556007 25154934 25819668 26000478 26634636 27061722 27338472 27721764 28064008 28653588 28748496 29714832 30333891 31572009 32342058 33196716 33429186 33539912 34244532 34426224 34667304 35512848 36082296 36962352 37732401 38204784 38729502 39000717 39951954 40445188 40592583 41582646 42096012 43122744 44262288 44572248 45659376 47523024 48513087 49112014 50143779 50309868 51639336 52000956 53269272 54123444 54676944 55443528 56128016 57307176 58094253 59927931 60667782 63144018 64684116 66393432 66858372 67079824 68489064 69334608 72164592 73668021 75464802 77459004 78001434 79903908 80890376 81185166 83165292 84192024 86245488 89144496 91001673 94716027 97026174 98224028 100287558 100619736 103278672 104001912 106538544 108246888 110887056 113197203 114614352 116188506 117002151 119855862 121335564 121777749 126288036 129368232 132786864 133716744 136978128 145539261 147336042 150929604 154918008 156002868 159807816 161780752 162370332 166330584 168384048 171892049 182003346 189432054 194052348 196448056 200575116 201239472 208003824 216493776 221004063 226394406 232377012 234004302 239711724 242671128 243555498 252576072 258736464 267433488 273005019 284148081 291078522 294672084 301859208 309836016 312005736 319615632 324740664 332661168 339591609 343784098 351006453 364006692 378864108 388104696 392896112 401150232 442008126 452788812 464754024 468008604 479423448 485342256 487110996 505152144 515676147 546010038 568296162 582157044 589344168 603718416 624011472 649481328 663012189 679183218 687568196 702012906 728013384 757728216 776209392 802300464 819015057 852444243 884016252 905577624 929508048 936017208 958846896 974221992 1018774827 1031352294 1092020076 1136592324 1164314088 1178688336 1326024378 1358366436 1375136392 1404025812 1456026768 1515456432 1547028441 1638030114 1704888486 1768032504 1811155248 1872034416 1948443984 1989036567 2037549654 2062704588 2184040152 2273184648 2328628176 2457045171 2652048756 2716732872 2750272784 2808051624 3094056882 3276060228 3409776972 3536065008 3978073134 4075099308 4125409176 4368080304 4546369296 4641085323 4914090342 5304097512 5433465744 5616103248 5967109701 6188113764 6552120456 6819553944 7956146268 8150198616 8250818352 9282170646 9828180684 10608195024 11934219402 12376227528 13104240912 13639107888 13923255969 15912292536 16300397232 18564341292 19656361368 23868438804 24752455056 27846511938 31824585072 37128682584 39312722736 41769767907 47736877608 55693023876 74257365168 83539535814 95473755216 111386047752 167079071628 222772095504 334158143256 668316286512
• Sum of all divisors σ(n): 2456842752000
• Sum of proper divisors (its aliquot sum) s(n): 1788526465488
• 668316286512 is an abundant number, because the sum of its proper divisors (1788526465488) is greater than itself. Its abundance is 1120210178976

Bases of 668316286512

• Binary: 1001101110011010110000010011111000110000₂
• Hexadecimal: 0x9B9AC13E30
• Base-36: 8J0Q9F00

Squares and roots of 668316286512

• 668316286512 squared (668316286512²) is 446646658817189673126144
• 668316286512 cubed (668316286512³) is 298501236403696444615619680221769728
• The square root of 668316286512 is 817506.1385164029
• The cube root of 668316286512 is 8743.0040908075

Scales and comparisons

• 668,316,286,512 seconds is equal to 21,250 years, 20 weeks, 2 days, 4 hours, 55 minutes, 12 seconds.
• To count from 1 to 668,316,286,512 would take you about forty-two thousand, five hundred 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 668316286512 cubic inches would be around 728.6 feet tall.

Recreational maths with 668316286512

• 668316286512 backwards is 215682613866
• 668316286512 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 668316286512's digits is 54
• More coming soon!