64390655381360

Names of 64390655381360

• Cardinal: 64390655381360 can be written as Sixty-four trillion, three hundred ninety billion, six hundred fifty-five million, three hundred eighty-one thousand, three hundred sixty.

Scientific notation

• Scientific notation: 6.439065538136 × 10¹³

Factors of 64390655381360

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 349226

Divisors of 64390655381360

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 4 5 7 8 10 11 14 16 20 22 28 35 37 40 44 55 56 70 74 77 80 88 110 112 140 148 154 176 185 220 259 280 296 308 370 385 407 440 518 560 592 616 740 770 811 814 880 1036 1232 1295 1480 1540 1622 1628 2035 2072 2590 2849 2960 3080 3244 3256 4055 4070 4144 5180 5677 5698 6160 6488 6512 8110 8140 8921 10360 11354 11396 12976 14245 16220 16280 17842 20720 22708 22792 28385 28490 30007 32440 32560 35684 44605 45416 45584 56770 56980 60014 62447 64880 71368 89210 90832 113540 113960 120028 124894 142736 150035 178420 210049 227080 227920 240056 249788 300070 312235 330077 348353 356840 420098 454160 480112 499576 600140 624470 660154 696706 713680 840196 999152 1050245 1200280 1248940 1320308 1393412 1650385 1680392 1741765 2100490 2310539 2400560 2438471 2497880 2640616 2786824 3300770 3360784 3483530 3831883 4200980 4621078 4876942 4995760 5281232 5573648 6601540 6967060 7663766 8401960 9242156 9753884 11552695 12192355 12889061 13203080 13934120 15327532 16803920 18484312 19159415 19507768 23105390 24384710 25778122 26406160 26823181 27868240 30655064 36968624 38318830 39015536 46210780 48769420 51556244 53646362 61310128 64445305 76637660 90223427 92421560 97538840 103112488 107292724 128890610 134115905 141779671 153275320 180446854 184843120 195077680 206224976 214585448 257781220 268231810 282514283 283559342 306550640 360893708 429170896 451117135 515562440 536463620 565028566 567118684 708898355 721787416 902234270 992457697 1031124880 1072927240 1130057132 1134237368 1412571415 1417796710 1443574832 1804468540 1977599981 1984915394 2145854480 2260114264 2268474736 2825142830 2835593420 3107657113 3608937080 3955199962 3969830788 4520228528 4962288485 5650285660 5671186840 6215314226 7217874160 7910399924 7939661576 9887999905 9924576970 10453028471 11300571320 11342373680 12430628452 15538285565 15820799848 15879323152 19775999810 19849153940 20906056942 21753599791 22601142640 24861256904 31076571130 31641599696 39551999620 39698307880 41812113884 43507199582 49722513808 52265142355 62153142260 73171199297 79103999240 79396615760 83624227768 87014399164 104530284710 108767998955 114983313181 124306284520 146342398594 158207998480 167248455536 174028798328 209060569420 217535997910 229966626362 248612569040 292684797188 348057596656 365855996485 418121138840 435071995820 459933252724 574916565905 585369594376 731711992970 804883192267 836242277680 870143991640 919866505448 1149833131810 1170739188752 1463423985940 1609766384534 1740287983280 1839733010896 2299666263620 2926847971880 3219532769068 4024415961335 4599332527240 5853695943760 6439065538136 8048831922670 9198665054480 12878131076272 16097663845340 32195327690680 64390655381360
• Sum of all divisors σ(n): 191930769644544
• Sum of proper divisors (its aliquot sum) s(n): 127540114263184
• 64390655381360 is an abundant number, because the sum of its proper divisors (127540114263184) is greater than itself. Its abundance is 63149458881824

Bases of 64390655381360

• Binary: 1110101001000000011110001001000000111101110000₂
• Hexadecimal: 0x3A901E240F70
• Base-36: MTONPP2SW

Squares and roots of 64390655381360

• 64390655381360 squared (64390655381360²) is 4146156500441065527035449600
• 64390655381360 cubed (64390655381360³) is 266973734377086241191937557353727059456000
• The square root of 64390655381360 is 8024378.8159184011
• The cube root of 64390655381360 is 40081.2215028425

Scales and comparisons

• 64,390,655,381,360 seconds is equal to 2,047,423 years, 34 weeks, 5 days, 1 hour, 29 minutes, 20 seconds.
• To count from 1 to 64,390,655,381,360 would take you about five million, one hundred eighteen thousand, five hundred fifty-nine 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 64390655381360 cubic inches would be around 3340.1 feet tall.

Recreational maths with 64390655381360

• 64390655381360 backwards is 06318355609346
• The number of decimal digits it has is: 14
• The sum of 64390655381360's digits is 59
• More coming soon!