78364645931824648

Names of 78364645931824648

• Cardinal: 78364645931824648 can be written as Seventy-eight quadrillion, three hundred sixty-four trillion, six hundred forty-five billion, nine hundred thirty-one million, eight hundred twenty-four thousand, six hundred forty-eight.

Scientific notation

• Scientific notation: 7.8364645931824648 × 10¹⁶

Factors of 78364645931824648

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 296

Divisors of 78364645931824648

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 4 8 11 22 31 44 62 71 88 124 142 181 248 284 341 362 568 682 724 781 961 1364 1448 1562 1922 1991 2201 2728 3124 3844 3982 4402 5041 5611 6248 7688 7964 8804 10082 10571 11222 12851 15928 17608 20164 21142 22444 24211 25702 29791 32761 40328 42284 44888 48422 51404 55451 59582 61721 65522 68231 84568 96844 102808 110902 119164 123442 131044 136462 141361 156271 173941 193688 221804 238328 246884 262088 272924 282722 312542 327701 347882 360371 398381 443608 493768 545848 565444 625084 655402 695764 720742 750541 796762 912421 1015591 1130888 1250168 1310804 1391528 1441484 1501082 1593524 1718981 1824842 1913351 2031182 2115161 2326031 2621608 2882968 3002164 3187048 3437962 3649684 3826702 4062364 4230322 4382191 4652062 4844401 5392171 5929741 6004328 6875924 7299368 7653404 8124728 8460644 8764382 9304124 9688802 10036631 10784342 11171501 11859482 12349811 13751848 15306808 16921288 17528764 18608248 19377604 20073262 21568684 22343002 23266771 23718964 24699622 25586341 28285051 31483321 35057528 38755208 40146524 43137368 44686004 46533542 47437928 49399244 51172682 53288411 56570102 59313881 62966642 65227151 72106961 80293048 89372008 93067084 98798488 102345364 106576822 113140204 118627762 125933284 130454302 135847921 144213922 150176431 165148201 183821971 186134168 204690728 213153644 226280408 237255524 251866568 260908604 271695842 288427844 300352862 311135561 330296402 346316531 367643942 382844141 421011611 426307288 474511048 521817208 543391684 576855688 600705724 622271122 660592804 692633062 735287884 765688282 793176571 842023222 876836581 975982951 1086783368 1201411448 1244542244 1321185608 1385266124 1470575768 1531376564 1586353142 1651940741 1684046444 1753673162 1816630211 1951965902 2022041681 2235315791 2489084488 2770532248 3062753128 3172706284 3303881482 3368092888 3507346324 3633260422 3903931804 4044083362 4211285551 4470631582 4631127721 5119594231 5698481101 6345412568 6607762964 7014692648 7266520844 7807863608 8088166724 8422571102 8941263164 9262255442 9645202391 10239188462 10735812461 11396962202 13051359941 13215525928 14533041688 16176333448 16845142204 17882526328 18524510884 19290404782 20478376924 21471624922 22793924404 24588473701 26102719882 27181934011 29891824381 33690284408 37049021768 38580809564 40956753848 42943249844 45587848808 49176947402 52205439764 54363868022 56315536541 59783648762 62683292111 69294789521 77161619128 85886499688 98353894804 104410879528 108727736044 112631073082 119567297524 125366584222 138589579042 143564959351 158707421161 176652914131 196707789608 217455472088 225262146164 239134595048 250733168444 277179158084 287129918702 299001274121 317414842322 328810068191 353305828262 404592158171 450524292328 501466336888 554358316168 574259837404 598002548242 634829684644 657620136382 706611656524 762242684731 809184316342 926646555811 1148519674808 1196005096484 1269659369288 1315240272764 1413223313048 1524485369462 1618368632684 1745781632771 1853293111622 1943182055441 2392010192968 2630480545528 3048970738924 3236737265368 3491563265542 3706586223244 3886364110882 4450513739881 4919930055991 6097941477848 6983126531084 7413172446488 7772728221764 8901027479762 9839860111982 10193112113921 12542356903301 13966253062168 15545456443528 17802054959524 19679720223964 20386224227842 25084713806602 28726043230141 35604109919048 39359440447928 40772448455684 50169427613204 54119230615901 57452086460282 81544896911368 100338855226408 108238461231802 114904172920564 137965925936311 216476922463604 229808345841128 275931851872622 315986475531551 432953844927208 551863703745244 631972951063102 890507340134371 1103727407490488 1263945902126204 1781014680268742 2527891804252408 3562029360537484 7124058721074968 9795580741478081 19591161482956162 39182322965912324 78364645931824648
• Sum of all divisors σ(n): 168933251905367040
• Sum of proper divisors (its aliquot sum) s(n): 90568605973542392
• 78364645931824648 is an abundant number, because the sum of its proper divisors (90568605973542392) is greater than itself. Its abundance is 12203960041717744

Bases of 78364645931824648

• Binary: 100010110011010000011101011110011101101110011011000001000₂
• Hexadecimal: 0x116683AF3B73608
• Base-36: LFLY5COLXQG

Squares and roots of 78364645931824648

• 78364645931824648 squared (78364645931824648²) is 6141017732020241353837094620323904
• 78364645931824648 cubed (78364645931824648³) is 481238680230823033009283036167386665900095490785792
• The square root of 78364645931824648 is 279936860.6165051783
• The cube root of 78364645931824648 is 427930.6485220625

Scales and comparisons

• 78,364,645,931,824,648 seconds is equal to 2,491,753,342 years, 45 weeks, 12 hours, 37 minutes, 28 seconds.
• To count from 1 to 78,364,645,931,824,648 would take you about seven billion, four hundred seventy-five million, two hundred sixty thousand and twenty-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 78364645931824648 cubic inches would be around 35660.9 feet tall.

Recreational maths with 78364645931824648

• 78364645931824648 backwards is 84642813954646387
• 78364645931824648 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 78364645931824648's digits is 88
• More coming soon!