668284677720

Names of 668284677720

• Cardinal: 668284677720 can be written as Six hundred sixty-eight billion, two hundred eighty-four million, six hundred seventy-seven thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 6.6828467772 × 10¹¹

Factors of 668284677720

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 3348

Divisors of 668284677720

• Number of divisors d(n): 640
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 18 20 22 24 27 30 33 36 40 44 45 54 55 60 61 66 72 81 88 90 97 99 108 110 120 122 132 135 162 165 180 183 194 198 216 220 244 264 270 291 297 305 324 330 360 366 388 396 405 440 485 488 495 540 549 582 594 610 648 660 671 732 776 792 810 873 891 915 970 990 1067 1080 1098 1164 1188 1220 1320 1342 1455 1464 1485 1620 1647 1746 1782 1830 1940 1980 2013 2134 2196 2328 2376 2440 2619 2684 2745 2910 2970 3169 3201 3240 3294 3355 3492 3564 3660 3880 3960 4026 4268 4365 4392 4455 4941 5238 5335 5368 5490 5820 5917 5940 6039 6338 6402 6588 6710 6984 7128 7320 7857 8052 8235 8536 8730 8910 9507 9603 9882 10065 10476 10670 10980 11640 11834 11880 12078 12676 12804 13095 13176 13420 15714 15845 16005 16104 16470 17460 17751 17820 18117 19014 19206 19764 20130 20952 21340 21960 23668 24156 24705 25352 25608 26190 26840 28521 28809 29585 30195 31428 31690 32010 32940 34859 34920 35502 35640 36234 38028 38412 39285 39528 40260 42680 47336 47535 48015 48312 49410 52380 53253 54351 57042 57618 59170 60390 62856 63380 64020 65087 65880 69718 71004 72468 76056 76824 78570 80520 85563 86427 88755 90585 95070 96030 98820 104577 104760 106506 108702 114084 115236 118340 120780 126760 128040 130174 139436 142008 142605 144045 144936 157140 159759 171126 172854 174295 177510 181170 190140 192060 193309 195261 197640 209154 213012 217404 228168 230472 236680 241560 256689 260348 266265 271755 278872 285210 288090 307393 313731 314280 319518 325435 342252 345708 348590 355020 362340 380280 384120 386618 390522 418308 426024 427815 432135 434808 479277 513378 520696 522885 532530 543510 570420 576180 579927 585783 614786 627462 639036 650870 684504 691416 697180 710040 724680 773236 781044 798795 836616 855630 864270 922179 941193 958554 966545 976305 1026756 1045770 1065060 1087020 1140840 1152360 1159854 1171566 1229572 1254924 1278072 1283445 1301740 1394360 1536965 1546472 1562088 1568655 1597590 1711260 1728540 1739781 1757349 1844358 1882386 1917108 1933090 1952610 2053512 2091540 2126399 2130120 2174040 2319708 2343132 2396385 2459144 2509848 2566890 2603480 2766537 2823579 2899635 2928915 3073930 3137310 3195180 3381323 3422520 3457080 3479562 3514698 3688716 3764772 3834216 3866180 3905220 4183080 4252798 4610895 4639416 4686264 4705965 4792770 5133780 5219343 5272047 5533074 5647158 5799270 5857830 6147860 6274620 6379197 6390360 6762646 6959124 7029396 7377432 7529544 7732360 7810440 8299611 8505596 8698905 8786745 9221790 9411930 9585540 10143969 10267560 10438686 10544094 10631995 11066148 11294316 11598540 11715660 12295720 12549240 12758394 13525292 13832685 13918248 14058792 14117895 15658029 16599222 16906615 17011192 17397810 17573490 18443580 18750973 18823860 19137591 19171080 20287938 20877372 21088188 21263990 22132296 22588632 23197080 23431320 24898833 25516788 26096715 26360235 27050584 27665370 28235790 30431907 31316058 31895985 33198444 33813230 34795620 35146980 36887160 37501946 37647720 38275182 40575876 41498055 41754744 42176376 42527980 49797666 50719845 51033576 52193430 52720470 55330740 56252919 56471580 57412773 60863814 62632116 63791970 66396888 67626460 69591240 70293960 75003892 76550364 78290145 81151752 82996110 85055960 91295721 93754865 95687955 99595332 101439690 104386860 105440940 110661480 112505838 112943160 114825546 121727628 124494165 125264232 127583940 135252920 150007784 152159535 153100728 156580290 165992220 168758757 172238319 182591442 187509730 191375910 199190664 202879380 206260703 208773720 210881880 225011676 229651092 243455256 248988330 255167880 273887163 281264595 287063865 304319070 313160580 331984440 337517514 344476638 365182884 375019460 382751820 405758760 412521406 450023352 456478605 459302184 497976660 506276271 547774326 562529190 574127730 608638140 618782109 626321160 675035028 688953276 730365768 750038920 765503640 825042812 843793785 861191595 912957210 995953320 1012552542 1031303515 1095548652 1125058380 1148255460 1217276280 1237564218 1350070056 1369435815 1377906552 1518828813 1650085624 1687587570 1722383190 1825914420 1856346327 2025105084 2062607030 2191097304 2250116760 2296510920 2475128436 2531381355 2738871630 3037657626 3093910545 3375175140 3444766380 3651828840 3712692654 4050210168 4125214060 4950256872 5062762710 5477743260 5569038981 6075315252 6187821090 6750350280 6889532760 7425385308 7594144065 8250428120 9281731635 10125525420 10955486520 11138077962 12150630504 12375642180 14850770616 15188288130 16707116943 18563463270 20251050840 22276155924 24751284360 27845194905 30376576260 33414233886 37126926540 44552311848 55690389810 60753152520 66828467772 74253853080 83535584715 111380779620 133656935544 167071169430 222761559240 334142338860 668284677720
• Sum of all divisors σ(n): 2517017025600
• Sum of proper divisors (its aliquot sum) s(n): 1848732347880
• 668284677720 is an abundant number, because the sum of its proper divisors (1848732347880) is greater than itself. Its abundance is 1180447670160

Bases of 668284677720

• Binary: 1001101110011000110111101110111001011000₂
• Hexadecimal: 0x9B98DEEE58
• Base-36: 8J07FXI0

Squares and roots of 668284677720

• 668284677720 squared (668284677720²) is 446604410475324264398400
• 668284677720 cubed (668284677720³) is 298458884522832668045980813683648000
• The square root of 668284677720 is 817486.8058384795
• The cube root of 668284677720 is 8742.8662518029

Scales and comparisons

• 668,284,677,720 seconds is equal to 21,249 years, 20 weeks, 8 hours, 42 minutes.
• To count from 1 to 668,284,677,720 would take you about forty-two thousand, four hundred ninety-eight 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 668284677720 cubic inches would be around 728.6 feet tall.

Recreational maths with 668284677720

• 668284677720 backwards is 027776482866
• The number of decimal digits it has is: 12
• The sum of 668284677720's digits is 63
• More coming soon!