64993942747440

Names of 64993942747440

• Cardinal: 64993942747440 can be written as Sixty-four trillion, nine hundred ninety-three billion, nine hundred forty-two million, seven hundred forty-seven thousand, four hundred forty.

Scientific notation

• Scientific notation: 6.499394274744 × 10¹³

Factors of 64993942747440

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 21326

Divisors of 64993942747440

• Number of divisors d(n): 640
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 27 28 30 35 36 40 42 45 48 54 56 60 63 70 72 80 84 90 105 108 112 120 126 127 135 140 144 168 180 189 210 216 240 252 254 270 280 315 336 360 378 381 420 432 504 508 540 560 630 635 720 756 762 840 889 945 1008 1016 1080 1143 1260 1270 1512 1524 1680 1741 1778 1890 1905 2032 2160 2286 2520 2540 2667 3024 3048 3429 3482 3556 3780 3810 4445 4572 5040 5080 5223 5334 5715 6096 6858 6964 7112 7560 7620 8001 8705 8890 9144 10160 10446 10668 11430 12187 13335 13716 13928 14224 15120 15240 15669 16002 17145 17410 17780 18288 19441 20892 21336 22860 24003 24374 26115 26670 27432 27856 30480 31338 32004 34290 34820 35560 36561 38882 40005 41784 42672 45720 47007 48006 48748 52230 53340 54864 58323 60935 62676 64008 68580 69640 71120 73122 77764 78345 80010 83568 91440 94014 96012 97205 97496 104460 106680 109683 116646 120015 121870 125352 128016 136087 137160 139280 146244 155528 156690 160020 174969 182805 188028 192024 194410 194992 208920 213360 219366 221107 233292 235035 240030 243740 250704 272174 274320 291615 292488 311056 313380 320040 329049 349938 365610 376056 384048 388820 408261 417840 438732 442214 466584 470070 480060 487480 524907 544348 548415 583230 584976 626760 640080 658098 663321 680435 699876 731220 752112 777640 816522 874845 877464 884428 933168 940140 960120 974960 1049814 1088696 1096830 1105535 1166460 1224783 1253520 1316196 1326642 1360870 1399752 1462440 1547749 1555280 1633044 1645245 1749690 1754928 1768856 1880280 1920240 1989963 2041305 2099628 2177392 2193660 2211070 2332920 2449566 2469007 2624535 2632392 2653284 2721740 2799504 2924880 3095498 3266088 3290490 3316605 3499380 3537712 3674349 3760560 3979926 4082610 4199256 4387320 4422140 4643247 4665840 4899132 4938014 5249070 5264784 5306568 5443480 5969889 6123915 6190996 6532176 6580980 6633210 6998760 7348698 7407021 7738745 7959852 8165220 8398512 8774640 8844280 9286494 9798264 9876028 9949815 10498140 10613136 10886960 11939778 12247830 12345035 12381992 13161960 13266420 13929741 13997520 14697396 14814042 15477490 15919704 16330440 17283049 17688560 18371745 18572988 19596528 19752056 19899630 20996280 22221063 23216235 23879556 24495660 24690070 24763984 26323920 26532840 27859482 29394792 29628084 29849445 30954980 31839408 32660880 33846781 34566098 36743490 37035105 37145976 39504112 39799260 41789223 41992560 44442126 46432470 47759112 48991320 49380140 51849147 53065680 55718964 58789584 59256168 59698890 61909960 66663189 67693562 69132196 69648705 73486980 74070210 74291952 79598520 83578446 86415245 88884252 92864940 95518224 97982640 98760280 101540343 103698294 111105315 111437928 118512336 119397780 123819920 133326378 135387124 138264392 139297410 146973960 148140420 155547441 159197040 167156892 169233905 172830490 177768504 185729880 197520560 203080686 207396588 208946115 222210630 222875856 236927467 238795560 259245735 266652756 270774248 276528784 278594820 293947920 296280840 304621029 311094882 333315945 334313784 338467810 345660980 355537008 371459760 406161372 414793176 417892230 444421260 466642323 473854934 477591120 507701715 518491470 533305512 541548496 557189640 592561680 609242058 622189764 666631890 668627568 676935620 691321960 710782401 777737205 812322744 829586352 835784460 888842520 913863087 933284646 947709868 1015403430 1036982940 1066611024 1114379280 1184637335 1218484116 1244379528 1333263780 1353871240 1382643920 1421564802 1523105145 1555474410 1624645488 1671568920 1777685040 1827726174 1866569292 1895419736 2030806860 2073965880 2132347203 2333211615 2369274670 2436968232 2488759056 2666527560 2707742480 2843129604 3046210290 3110948820 3343137840 3553912005 3655452348 3733138584 3790839472 4061613720 4147931760 4264694406 4298541187 4569315435 4666423230 4738549340 4873936464 5333055120 5686259208 6092420580 6221897640 6397041609 7107824010 7310904696 7466277168 8123227440 8529388812 8597082374 9138630870 9332846460 9477098680 10661736015 11372518416 12184841160 12443795280 12794083218 12895623561 14215648020 14621809392 17058777624 17194164748 18277261740 18665692920 18954197360 21323472030 21492705935 24369682320 25588166436 25791247122 28431296040 30089788309 31985208045 34117555248 34388329496 36554523480 37331385840 38686870683 42646944060 42985411870 51176332872 51582494244 56862592080 60179576618 63970416090 64478117805 68776658992 73109046960 77373741366 85293888120 85970823740 90269364927 102352665744 103164988488 116060612049 120359153236 127940832180 128956235610 150448941545 154747482732 170587776240 171941647480 180538729854 193434353415 206329976976 232121224098 240718306472 255881664360 257912471220 270808094781 300897883090 309494965464 343883294960 361077459708 386868706830 451346824635 464242448196 481436612944 511763328720 515824942440 541616189562 580303060245 601795766180 618989930928 722154919416 773737413660 812424284343 902693649270 928484896392 1031649884880 1083232379124 1160606120490 1203591532360 1354040473905 1444309838832 1547474827320 1624848568686 1805387298540 1856969792784 2166464758248 2321212240980 2407183064720 2708080947810 3094949654640 3249697137372 3610774597080 4062121421715 4332929516496 4642424481960 5416161895620 6499394274744 7221549194160 8124242843430 9284848963920 10832323791240 12998788549488 16248485686860 21664647582480 32496971373720 64993942747440
• Sum of all divisors σ(n): 258025115811840
• Sum of proper divisors (its aliquot sum) s(n): 193031173064400
• 64993942747440 is an abundant number, because the sum of its proper divisors (193031173064400) is greater than itself. Its abundance is 128037230316960

Bases of 64993942747440

• Binary: 1110110001110010010100110111101011100100110000₂
• Hexadecimal: 0x3B1C94DEB930
• Base-36: N1DSZF1O0

Squares and roots of 64993942747440

• 64993942747440 squared (64993942747440²) is 4224212593857508575626553600
• 64993942747440 cubed (64993942747440³) is 274548231478189929781631048104602422784000
• The square root of 64993942747440 is 8061882.0846896539
• The cube root of 64993942747440 is 40206.0085957391

Scales and comparisons

• 64,993,942,747,440 seconds is equal to 2,066,606 years, 17 weeks, 4 days, 17 hours, 24 minutes.
• To count from 1 to 64,993,942,747,440 would take you about five million, one hundred sixty-six thousand, five hundred fifteen 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 64993942747440 cubic inches would be around 3350.5 feet tall.

Recreational maths with 64993942747440

• 64993942747440 backwards is 04474724939946
• 64993942747440 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 64993942747440's digits is 72
• More coming soon!