64428231416640

Names of 64428231416640

• Cardinal: 64428231416640 can be written as Sixty-four trillion, four hundred twenty-eight billion, two hundred thirty-one million, four hundred sixteen thousand, six hundred forty.

Scientific notation

• Scientific notation: 6.442823141664 × 10¹³

Factors of 64428231416640

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 2119

Divisors of 64428231416640

• Number of divisors d(n): 672
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 13 14 15 16 20 21 24 26 28 30 32 35 39 40 42 48 52 56 60 64 65 70 78 80 84 91 96 104 105 112 120 130 140 156 160 168 169 182 192 195 208 210 224 240 260 273 280 312 320 336 338 364 390 416 420 448 455 480 507 520 546 560 624 672 676 728 780 832 840 845 910 960 1014 1040 1092 1120 1183 1248 1344 1352 1365 1456 1560 1680 1690 1820 2028 2080 2089 2184 2197 2240 2366 2496 2535 2704 2730 2912 3120 3360 3380 3549 3640 4056 4160 4178 4368 4394 4732 5070 5408 5460 5824 5915 6240 6267 6591 6720 6760 7098 7280 8112 8356 8736 8788 9464 10140 10445 10816 10920 10985 11830 12480 12534 13182 13520 14196 14560 14623 15379 16224 16712 17472 17576 17745 18928 20280 20890 21840 21970 23660 25068 26364 27040 27157 28392 29120 29246 30758 31335 32448 32955 33424 35152 35490 37856 40560 41780 43680 43869 43940 46137 47320 50136 52728 54080 54314 56784 58492 61516 62670 65910 66848 70304 70980 73115 75712 76895 81120 81471 83560 87360 87738 87880 92274 94640 100272 105456 108628 113568 116984 123032 125340 131820 133696 135785 140608 141960 146230 153790 162240 162942 167120 175476 175760 184548 189280 190099 200544 210912 217256 219345 227136 230685 233968 246064 250680 263640 271570 283920 292460 307580 325884 334240 350952 351520 353041 369096 378560 380198 401088 407355 421824 434512 438690 461370 467936 492128 501360 527280 543140 567840 570297 584920 615160 651768 668480 701904 703040 706082 738192 760396 814710 869024 877380 922740 935872 950495 984256 1002720 1054560 1059123 1086280 1135680 1140594 1169840 1230320 1303536 1403808 1412164 1476384 1520792 1629420 1738048 1754760 1765205 1845480 1900990 2005440 2109120 2118246 2172560 2281188 2339680 2460640 2471287 2607072 2807616 2824328 2851485 2952768 3041584 3258840 3509520 3530410 3690960 3801980 4236492 4345120 4363921 4562376 4589533 4679360 4921280 4942574 5214144 5295615 5648656 5702970 6083168 6517680 7019040 7060820 7381920 7413861 7603960 8472984 8690240 8727842 9124752 9179066 9885148 10591230 11297312 11405940 12166336 12356435 13035360 13091763 13768599 14038080 14121640 14763840 14827722 15207920 16945968 17455684 18249504 18358132 19770296 21182460 21819605 22594624 22811880 22947665 24712870 26070720 26183526 27537198 28243280 29655444 30415840 30547447 32126731 33891936 34911368 36499008 36716264 37069305 39540592 42364920 43639210 45623760 45895330 49425740 52367052 55074396 56486560 56730973 59310888 60831680 61094894 64253462 65458815 67783872 68842995 69822736 73432528 74138610 79081184 84729840 87278420 91247520 91642341 91790660 96380193 98851480 104734104 110148792 112973120 113461946 118621776 122189788 128506924 130917630 137685990 139645472 146865056 148277220 152737235 158162368 160633655 169459680 170192919 174556840 182495040 183284682 183581320 192760386 197702960 209468208 220297584 226923892 237243552 244379576 257013848 261835260 275371980 279290944 283654865 293730112 296554440 305474470 321267310 338919360 340385838 349113680 366569364 367162640 385520772 395405920 397116811 418936416 440595168 453847784 458211705 474487104 481900965 488759152 514027696 523670520 550743960 567309730 593108880 610948940 642534620 680771676 698227360 733138728 734325280 737502649 771041544 790811840 794233622 837872832 850964595 881190336 907695568 916423410 963801930 977518304 1028055392 1047341040 1101487920 1134619460 1186217760 1191350433 1221897880 1285069240 1361543352 1396454720 1466277456 1468650560 1475005298 1542083088 1588467244 1701929190 1815391136 1832846820 1927603860 1955036608 1985584055 2056110784 2094682080 2202975840 2212507947 2269238920 2372435520 2382700866 2443795760 2570138480 2723086704 2932554912 2950010596 3084166176 3176934488 3403858380 3630782272 3665693640 3687513245 3855207720 3971168110 4189364160 4405951680 4425015894 4538477840 4765401732 4887591520 5140276960 5162518543 5446173408 5865109824 5900021192 5956752165 6168332352 6353868976 6807716760 7331387280 7375026490 7710415440 7942336220 8850031788 9076955680 9530803464 9587534437 9775183040 10280553920 10325037086 10892346816 11062539735 11800042384 11913504330 12707737952 13615433520 14662774560 14750052980 15420830880 15487555629 15884672440 17700063576 18153911360 19061606928 19175068874 20650074172 22125079470 23600084768 23827008660 25415475904 25812592715 27230867040 28762603311 29325549120 29500105960 30841661760 30975111258 31769344880 35400127152 38123213856 38350137748 41300148344 44250158940 47200169536 47654017320 47937672185 51625185430 54461734080 57525206622 59000211920 61950222516 63538689760 67112741059 70800254304 76246427712 76700275496 77437778145 82600296688 88500317880 95308034640 95875344370 103250370860 115050413244 118000423840 123900445032 127077379520 134225482118 141600508608 143813016555 153400550992 154875556290 165200593376 177000635760 190616069280 191750688740 201338223177 206500741720 230100826488 236000847680 247800890064 268450964236 287626033110 306801101984 309751112580 330401186752 335563705295 354001271520 381232138560 383501377480 402676446354 413001483440 460201652976 495601780128 536901928472 575252066220 613602203968 619502225160 671127410590 708002543040 767002754960 805352892708 826002966880 920403305952 991203560256 1006691115885 1073803856944 1150504132440 1239004450320 1342254821180 1534005509920 1610705785416 1652005933760 1840806611904 2013382231770 2147607713888 2301008264880 2478008900640 2684509642360 3068011019840 3221411570832 4026764463540 4295215427776 4602016529760 4956017801280 5369019284720 6442823141664 8053528927080 9204033059520 10738038569440 12885646283328 16107057854160 21476077138880 32214115708320 64428231416640
• Sum of all divisors σ(n): 253376733093120
• Sum of proper divisors (its aliquot sum) s(n): 188948501676480
• 64428231416640 is an abundant number, because the sum of its proper divisors (188948501676480) is greater than itself. Its abundance is 124520270259840

Bases of 64428231416640

• Binary: 1110101001100011011101110110001101101101000000₂
• Hexadecimal: 0x3A98DDD8DB40
• Base-36: MU5X5HX6O

Squares and roots of 64428231416640

• 64428231416640 squared (64428231416640²) is 4150997003476117501268889600
• 64428231416640 cubed (64428231416640³) is 267441395549738492883184407990967762944000
• The square root of 64428231416640 is 8026719.8416688245
• The cube root of 64428231416640 is 40089.0166324943

Scales and comparisons

• 64,428,231,416,640 seconds is equal to 2,048,618 years, 24 weeks, 2 days, 21 hours, 4 minutes.
• To count from 1 to 64,428,231,416,640 would take you about five million, one hundred twenty-one thousand, five hundred forty-six 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 64428231416640 cubic inches would be around 3340.8 feet tall.

Recreational maths with 64428231416640

• 64428231416640 backwards is 04661413282446
• The number of decimal digits it has is: 14
• The sum of 64428231416640's digits is 51
• More coming soon!