40138647908940

Names of 40138647908940

• Cardinal: 40138647908940 can be written as Forty trillion, one hundred thirty-eight billion, six hundred forty-seven million, nine hundred eight thousand, nine hundred forty.

Scientific notation

• Scientific notation: 4.013864790894 × 10¹³

Factors of 40138647908940

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 463155

Divisors of 40138647908940

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 17 18 19 20 21 27 28 30 34 35 36 38 42 45 51 54 57 60 63 68 70 71 76 84 85 90 95 102 105 108 114 119 126 133 135 140 142 153 170 171 180 189 190 204 210 213 228 238 252 255 266 270 284 285 306 315 323 340 342 355 357 378 380 399 420 426 459 476 497 510 513 532 540 570 595 612 630 639 646 665 684 710 714 756 765 798 852 855 918 945 969 994 1020 1026 1065 1071 1140 1190 1197 1207 1260 1278 1292 1330 1349 1420 1428 1491 1530 1596 1615 1710 1785 1836 1890 1917 1938 1988 1995 2052 2130 2142 2261 2295 2380 2394 2414 2485 2556 2565 2660 2698 2907 2982 3060 3195 3213 3230 3420 3570 3591 3621 3780 3834 3876 3990 4047 4260 4284 4473 4522 4590 4788 4828 4845 4970 5130 5355 5396 5814 5964 5985 6035 6390 6426 6460 6745 6783 7140 7182 7242 7455 7668 7980 8094 8449 8721 8946 9044 9180 9443 9585 9690 9940 10260 10710 10863 11305 11628 11970 12070 12141 12780 12852 13419 13490 13566 14364 14484 14535 14910 16065 16188 16898 17442 17892 17955 18105 18886 19170 19380 20235 20349 21420 21726 22365 22610 22933 23940 24140 24282 25347 26838 26980 27132 28329 29070 29820 32130 32589 33796 33915 34884 35910 36210 36423 37772 38340 40470 40698 42245 43452 43605 44730 45220 45866 47215 48564 50694 53676 54315 56658 58140 60705 61047 64260 65178 67095 67830 68799 71820 72420 72846 76041 80940 81396 84490 84987 87210 89460 91732 94430 101388 101745 108630 113316 114665 121410 122094 126735 130356 134190 135660 137598 141645 145692 152082 160531 162945 168980 169974 174420 182115 188860 203490 206397 217260 228123 229330 242820 244188 253470 254961 268380 275196 283290 304164 305235 321062 325890 339948 343995 364230 380205 406980 412794 424935 456246 458660 463031 481593 506940 509922 566580 610470 619191 642124 651780 687990 728460 760410 802655 825588 849870 912492 926062 963186 1019844 1031985 1140615 1220940 1238382 1274805 1375980 1389093 1444779 1520820 1605310 1699740 1852124 1926372 2063970 2281230 2315155 2407965 2476764 2549610 2778186 2889558 3095955 3210620 3241217 4127940 4167279 4334337 4562460 4630310 4815930 5099220 5556372 5779116 6191910 6482434 6945465 7223895 7871527 8334558 8668674 8797589 9260620 9631860 9723651 12383820 12501837 12964868 13890930 14447790 15743054 16206085 16669116 17337348 17595178 19447302 20836395 21671685 23614581 25003674 26392767 27781860 28895580 29170953 31486108 32412170 32875201 35190356 38894604 39357635 41672790 43343370 43987945 47229162 48618255 50007348 52785534 55100689 58341906 61583123 62509185 64824340 65750402 70843743 78715270 79178301 83345580 86686740 87512859 87975890 94458324 97236510 98625603 105571068 110201378 116683812 118072905 123166246 125018370 131500804 131963835 141687486 145854765 149559013 157430540 158356602 164376005 165302067 175025718 175951780 184749369 194473020 197251206 212531229 220402756 230126407 236145810 237534903 246332492 250036740 263927670 275503445 283374972 291709530 295876809 299118026 307915615 316713204 328752010 330604134 350051436 354218715 369498738 394502412 395891505 425062458 437564295 448677039 460252814 472291620 475069806 493128015 495906201 527855340 551006890 554248107 558878417 583419060 591753618 598236052 615831230 624628819 657504020 661208268 690379221 708437430 738997476 747795065 791783010 826510335 850124916 875128590 887630427 897354078 920505628 923746845 950139612 986256030 991812402 1046913091 1062656145 1102013780 1108496214 1117756834 1150632035 1183507236 1187674515 1231662460 1249257638 1346031117 1380758442 1416874860 1479384045 1487718603 1495590130 1583566020 1653020670 1662744321 1676635251 1750257180 1775260854 1794708156 1847493690 1873886457 1972512060 1983624804 2071137663 2093826182 2125312290 2216992428 2235513668 2243385195 2301264070 2375349030 2479531005 2498515276 2692062234 2761516884 2771240535 2794392085 2958768090 2975437206 2991180260 3123144095 3140739273 3306041340 3325488642 3353270502 3451896105 3550521708 3694987380 3747772914 3912148919 4038093351 4142275326 4187652364 4250624580 4372401733 4438152135 4486770390 4602528140 4750698060 4959062010 5029905753 5234565455 5384124468 5542481070 5588784170 5621659371 5917536180 5950874412 6213412989 6246288190 6281478546 6650977284 6706541004 6730155585 6903792210 7438593015 7495545828 7824297838 8076186702 8284550652 8313721605 8383176255 8744803466 8876304270 8973540780 9369432285 9422217819 9918124020 10059811506 10355688315 10469130910 10618689923 11084962140 11177568340 11243318742 11736446757 12426825978 12492576380 12562957092 13117205199 13460311170 13807584420 14877186030 15089717259 15648595676 15703696365 16152373404 16627443210 16766352510 16864978113 17489606932 17752608540 18738864570 18844435638 19560744595 20119623012 20190466755 20711376630 20938261820 21237379846 21862008665 22486637484 23472893514 24853651956 25149528765 26234410398 26920622340 28108296855 28266653457 29754372060 30179434518 31067064945 31407392730 31856069769 33254886420 33532705020 33729956226 35209340271 37477729140 37688871276 39121489190 39351615597 40380933510 41422753260 42474759692 43724017330 46945787028 47111089095 50299057530 52468820796 53093449615 56216593710 56533306914 58682233785 60358869036 62134129890 62814785460 63712139538 65586025995 67459912452 70418680542 74330829461 75448586295 78242978380 78703231194 80761867020 84324890565 87448034660 94222178190 95568209307 100598115060 105628020813 106186899230 112433187420 113066613828 117364467570 118054846791 124268259780 127424279076 131172051990 140837361084 141333267285 148661658922 150897172590 157406462388 159280348845 168649781130 176046701355 188444356380 191136418614 196758077985 211256041626 212373798460 222992488383 234728935140 236109693582 262344103980 282666534570 286704627921 297323317844 301794345180 318560697690 337299562260 352093402710 371654147305 382272837228 393516155970 422512083252 445984976766 472219387164 477841046535 528140104065 565333069140 573409255842 590274233955 637121395380 668977465149 704186805420 743308294610 787032311940 891969953532 955682093070 1056280208130 1114962441915 1146818511684 1180548467910 1337954930298 1433523139605 1486616589220 1911364186140 2006932395447 2112560416260 2229924883830 2361096935820 2675909860596 2867046279210 3344887325745 4013864790894 4459849767660 5734092558420 6689774651490 8027729581788 10034661977235 13379549302980 20069323954470 40138647908940
• Sum of all divisors σ(n): 161304050073600
• Sum of proper divisors (its aliquot sum) s(n): 121165402164660
• 40138647908940 is an abundant number, because the sum of its proper divisors (121165402164660) is greater than itself. Its abundance is 81026754255720

Bases of 40138647908940

• Binary: 1001001000000110000001110110011011001001001100₂
• Hexadecimal: 0x248181D9B24C
• Base-36: E87FUM630

Squares and roots of 40138647908940

• 40138647908940 squared (40138647908940²) is 1611111055957853434531923600
• 40138647908940 cubed (40138647908940³) is 64667819417292809088745792394815836984000
• The square root of 40138647908940 is 6335506.9180721443
• The cube root of 40138647908940 is 34238.9874649117

Scales and comparisons

• 40,138,647,908,940 seconds is equal to 1,276,284 years, 44 weeks, 3 hours, 9 minutes.
• To count from 1 to 40,138,647,908,940 would take you about three million, one hundred ninety thousand, seven hundred twelve 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 40138647908940 cubic inches would be around 2853.2 feet tall.

Recreational maths with 40138647908940

• 40138647908940 backwards is 04980974683104
• 40138647908940 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 40138647908940's digits is 63
• More coming soon!