640968516096

Names of 640968516096

• Cardinal: 640968516096 can be written as Six hundred forty billion, nine hundred sixty-eight million, five hundred sixteen thousand and ninety-six.

Scientific notation

• Scientific notation: 6.40968516096 × 10¹¹

Factors of 640968516096

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 551

Divisors of 640968516096

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 6 8 12 16 23 24 29 32 37 46 48 58 64 69 74 87 92 96 111 116 128 138 148 174 184 192 222 232 256 276 296 348 368 384 444 457 464 512 552 592 667 696 736 768 851 888 914 928 1073 1104 1184 1334 1369 1371 1392 1472 1536 1702 1776 1828 1856 2001 2146 2208 2368 2553 2668 2738 2742 2784 2944 3219 3404 3552 3656 3712 4002 4107 4292 4416 4736 5106 5336 5476 5484 5568 5888 6438 6808 7104 7312 7424 8004 8214 8584 8832 9472 10212 10511 10672 10952 10968 11136 11776 12876 13253 13616 14208 14624 14848 16008 16428 16909 17168 17664 18944 20424 21022 21344 21904 21936 22272 24679 25752 26506 27232 28416 29248 31487 31533 32016 32856 33818 34336 35328 39701 39759 40848 42044 42688 43808 43872 44544 49358 50727 51504 53012 54464 56832 58496 62974 63066 64032 65712 67636 68672 74037 79402 79518 81696 84088 85376 87616 87744 94461 98716 101454 103008 106024 108928 116992 119103 125948 126132 128064 131424 135272 137344 148074 158804 159036 163392 168176 170752 175232 175488 188922 197432 202908 206016 212048 217856 233984 238206 251896 252264 256128 262848 270544 274688 296148 304819 317608 318072 326784 336352 341504 350464 350976 377844 388907 394864 405816 412032 424096 435712 476412 490361 503792 504528 512256 525696 541088 549376 592296 609638 625633 635216 636144 653568 672704 700928 701952 755688 777814 789728 811632 824064 848192 913123 914457 952824 980722 1007584 1009056 1024512 1051392 1082176 1166721 1184592 1219276 1251266 1270432 1272288 1307136 1345408 1471083 1511376 1555628 1579456 1623264 1648128 1696384 1826246 1828914 1876899 1905648 1961444 2015168 2018112 2102784 2164352 2333442 2369184 2438552 2502532 2540864 2544576 2690816 2739369 2942166 3022752 3111256 3158912 3246528 3392768 3652492 3657828 3753798 3811296 3922888 4030336 4036224 4328704 4666884 4738368 4877104 5005064 5081728 5089152 5381632 5478738 5884332 6045504 6222512 6317824 6493056 6785536 7304984 7315656 7507596 7622592 7845776 8060672 8072448 8657408 9333768 9476736 9754208 10010128 10163456 10178304 10957476 11278303 11768664 12091008 12445024 12635648 12986112 14389559 14609968 14631312 15015192 15245184 15691552 16121344 16144896 18143357 18667536 18953472 19508416 20020256 20326912 20356608 21914952 22556606 23537328 24182016 24890048 25972224 28779118 29219936 29262624 30030384 30490368 31383104 33834909 36286714 37335072 37906944 39016832 40040512 43168677 43829904 45113212 47074656 48364032 49780096 54430071 57558236 58439872 58525248 60060768 60980736 62766208 67669818 72573428 74670144 78033664 80081024 86337354 87659808 90226424 94149312 99560192 108860142 115116472 116879744 117050496 120121536 125532416 135339636 145146856 149340288 156067328 160162048 172674708 175319616 180452848 188298624 199120384 217720284 230232944 233759488 234100992 240243072 251064832 270679272 290293712 298680576 320324096 345349416 350639232 360905696 376597248 417297211 435440568 460465888 467518976 468201984 480486144 541358544 580587424 597361152 690698832 701278464 721811392 753194496 834594422 870881136 920931776 960972288 1082717088 1161174848 1251891633 1381397664 1402556928 1443622784 1669188844 1741762272 1841863552 2165434176 2322349696 2503783266 2762795328 2887245568 3338377688 3483524544 3683727104 4330868352 4644699392 5007566532 5525590656 5774491136 6676755376 6967049088 7367454208 8661736704 9289398784 10015133064 11051181312 13353510752 13934098176 17323473408 20030266128 22102362624 26707021504 27868196352 40060532256 53414043008 80121064512 106828086016 160242129024 213656172032 320484258048 640968516096
• Sum of all divisors σ(n): 1898574733440
• Sum of proper divisors (its aliquot sum) s(n): 1257606217344
• 640968516096 is an abundant number, because the sum of its proper divisors (1257606217344) is greater than itself. Its abundance is 616637701248

Bases of 640968516096

• Binary: 1001010100111100101100110110001000000000₂
• Hexadecimal: 0x953CB36200
• Base-36: 86GG3SAO

Squares and roots of 640968516096

• 640968516096 squared (640968516096²) is 410840638626308211081216
• 640968516096 cubed (640968516096³) is 263335914492237753923467363259252736
• The square root of 640968516096 is 800605.0937234911
• The cube root of 640968516096 is 8622.0836622143

Scales and comparisons

• 640,968,516,096 seconds is equal to 20,380 years, 42 weeks, 3 days, 2 hours, 1 minute, 36 seconds.
• To count from 1 to 640,968,516,096 would take you about forty thousand, seven hundred sixty-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 640968516096 cubic inches would be around 718.5 feet tall.

Recreational maths with 640968516096

• 640968516096 backwards is 690615869046
• The number of decimal digits it has is: 12
• The sum of 640968516096's digits is 60
• More coming soon!