668744135136

Names of 668744135136

• Cardinal: 668744135136 can be written as Six hundred sixty-eight billion, seven hundred forty-four million, one hundred thirty-five thousand, one hundred thirty-six.

Scientific notation

• Scientific notation: 6.68744135136 × 10¹¹

Factors of 668744135136

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 51272

Divisors of 668744135136

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 6 7 8 9 11 12 14 16 18 19 21 22 24 28 31 32 33 36 38 42 44 48 56 57 62 63 66 72 76 77 84 88 93 96 99 112 114 124 126 132 133 144 152 154 168 171 176 186 198 209 217 224 228 231 248 252 264 266 279 288 304 308 336 341 342 352 372 396 399 418 434 456 462 496 504 528 532 558 589 608 616 627 651 672 682 684 693 744 792 798 836 868 912 924 992 1008 1023 1056 1064 1116 1178 1197 1232 1254 1302 1364 1368 1386 1463 1488 1584 1596 1672 1736 1767 1824 1848 1881 1953 2016 2046 2128 2232 2356 2387 2394 2464 2508 2604 2728 2736 2772 2926 2976 3069 3168 3192 3344 3472 3534 3696 3762 3906 4092 4123 4256 4389 4464 4712 4774 4788 5016 5208 5301 5456 5472 5544 5852 6138 6384 6479 6688 6944 7068 7161 7392 7524 7812 8184 8246 8778 8928 9424 9548 9576 10032 10416 10602 10912 11088 11704 12276 12369 12768 12958 13167 14136 14322 15048 15624 16368 16492 17556 18848 19096 19152 19437 20064 20832 21204 21483 22176 23408 24552 24738 25916 26334 28272 28644 30096 31248 32736 32984 35112 37107 38192 38304 38874 42408 42966 45353 46816 49104 49476 51199 51832 52668 56544 57288 58311 60192 62496 65968 70224 74214 76384 77748 84816 85932 90706 98208 98952 102398 103664 105336 114576 116622 131936 136059 140448 148428 153597 155496 169632 171864 181412 197904 204796 207328 210672 229152 233244 272118 296856 307194 310992 343728 358393 362824 395808 408177 409592 421344 460791 466488 544236 563189 593712 614388 621984 687456 716786 725648 816354 819184 921582 932976 972781 1075179 1088472 1126378 1187424 1228776 1433572 1451296 1587169 1632708 1638368 1689567 1843164 1865952 1945562 2150358 2176944 2252756 2457552 2867144 2918343 3174338 3225537 3265416 3379134 3686328 3891124 3942323 4300716 4353888 4505512 4761507 4915104 5068701 5734288 5836686 6348676 6451074 6530832 6758268 6809467 7372656 7782248 7884646 8601432 8755029 9011024 9523014 10137402 10700591 11110183 11468576 11673372 11826969 12697352 12902148 13061664 13516536 13618934 14284521 14745312 15564496 15769292 17202864 17458859 17510058 18022048 19046028 20274804 20428401 21401182 22220366 23346744 23653938 25394704 25804296 27033072 27237868 28569042 30156211 31128992 31538584 32101773 33330549 34405728 34917718 35020116 35480907 38092056 40549608 40856802 42802364 44440732 46693488 47307876 50789408 51608592 52376577 54066144 54475736 57138084 60312422 61285203 63077168 64203546 66661098 69835436 70040232 70961814 74904137 76184112 81099216 81713604 85604728 88881464 90468633 93386976 94615752 96305319 99991647 103217184 104753154 108951472 114276168 120624844 122212013 122570406 126154336 128407092 133322196 139670872 140080464 141923628 149808274 152368224 157129731 162198432 163427208 171209456 177762928 180937266 189231504 192610638 199983294 209506308 211093477 217902944 224712411 228552336 241249688 244424026 245140812 256814184 266644392 271405899 279341744 280160928 283847256 299616548 314259462 326854416 331718321 342418912 355525856 361874532 366636039 378463008 385221276 399966588 419012616 422186954 449424822 457104672 482499376 488848052 490281624 513628368 533288784 542811798 558683488 567694512 599233096 628518924 633280431 653708832 663436642 674137233 723749064 733272078 770442552 799933176 838025232 844373908 898849644 964998752 977696104 980563248 995154963 1027256736 1066577568 1085623596 1099908117 1135389024 1198466192 1257037848 1266560862 1326873284 1348274466 1447498128 1466544156 1540885104 1599866352 1676050464 1688747816 1797699288 1899841293 1955392208 1961126496 1990309926 2171247192 2199816234 2322028247 2396932384 2514075696 2533121724 2653746568 2696548932 2894996256 2933088312 2985464889 3081770208 3199732704 3377495632 3595398576 3799682586 3910784416 3980619852 4342494384 4399632468 4644056494 5028151392 5066243448 5307493136 5393097864 5866176624 5970929778 6754991264 6966084741 7190797152 7599365172 7961239704 8684988768 8799264936 9288112988 10132486896 10614986272 10786195728 11732353248 11941859556 13932169482 15198730344 15922479408 17598529872 18576225976 20264973792 20898254223 21572391456 23883719112 27864338964 30397460688 31844958816 35197059744 37152451952 41796508446 47767438224 55728677928 60794921376 74304903904 83593016892 95534876448 111457355856 167186033784 222914711712 334372067568 668744135136
• Sum of all divisors σ(n): 2576351232000
• Sum of proper divisors (its aliquot sum) s(n): 1907607096864
• 668744135136 is an abundant number, because the sum of its proper divisors (1907607096864) is greater than itself. Its abundance is 1238862961728

Bases of 668744135136

• Binary: 1001101110110100010000011011000111100000₂
• Hexadecimal: 0x9BB441B1E0
• Base-36: 8J7SZP40

Squares and roots of 668744135136

• 668744135136 squared (668744135136²) is 447218718278796629738496
• 668744135136 cubed (668744135136³) is 299074894971984286681302125365395456
• The square root of 668744135136 is 817767.7757994625
• The cube root of 668744135136 is 8744.8694173409

Scales and comparisons

• 668,744,135,136 seconds is equal to 21,263 years, 51 weeks, 5 days, 3 hours, 45 minutes, 36 seconds.
• To count from 1 to 668,744,135,136 would take you about forty-two thousand, five hundred twenty-seven 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 668744135136 cubic inches would be around 728.7 feet tall.

Recreational maths with 668744135136

• 668744135136 backwards is 631531447866
• The number of decimal digits it has is: 12
• The sum of 668744135136's digits is 54
• More coming soon!