12811853974920

Names of 12811853974920

• Cardinal: 12811853974920 can be written as Twelve trillion, eight hundred eleven billion, eight hundred fifty-three million, nine hundred seventy-four thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.281185397492 × 10¹³

Factors of 12811853974920

• Number of distinct prime factors ω(n): 9
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 19742

Divisors of 12811853974920

• Number of divisors d(n): 1024
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 11 12 13 14 15 20 21 22 24 26 28 30 33 35 39 40 42 43 44 52 55 56 60 65 66 70 77 78 84 86 88 91 104 105 110 120 127 129 130 132 140 143 154 156 165 168 172 182 195 210 215 220 231 254 258 260 264 273 280 286 301 308 312 330 344 364 381 385 390 420 429 430 440 455 462 473 508 516 520 546 559 572 602 616 635 645 660 715 728 762 770 780 840 858 860 889 903 910 924 946 1001 1016 1032 1092 1118 1144 1155 1204 1270 1290 1320 1365 1397 1419 1430 1505 1524 1540 1560 1651 1677 1716 1720 1778 1806 1820 1848 1892 1905 2002 2145 2184 2236 2310 2365 2408 2540 2580 2667 2730 2794 2795 2838 2860 3003 3010 3048 3080 3302 3311 3354 3432 3556 3612 3640 3784 3810 3913 4004 4191 4290 4445 4472 4515 4620 4730 4953 5005 5080 5160 5334 5460 5461 5588 5590 5676 5720 6006 6020 6149 6604 6622 6708 6985 7095 7112 7224 7620 7826 8008 8255 8382 8385 8580 8890 9030 9240 9460 9779 9906 9933 10010 10668 10920 10922 11176 11180 11352 11557 11739 12012 12040 12298 13208 13244 13335 13416 13970 14190 15015 15240 15652 16383 16510 16555 16764 16770 17160 17780 18060 18161 18447 18920 19531 19558 19565 19812 19866 20020 20955 21336 21844 22360 23114 23478 24024 24596 24765 26488 26670 27305 27940 28380 29337 30030 30745 31304 32766 33020 33110 33528 33540 34671 35560 36120 36322 36894 38227 39062 39116 39130 39624 39732 40040 41910 43043 43688 46228 46956 48895 49192 49530 49665 53340 54483 54610 55880 56760 57785 58593 58674 58695 60060 60071 61490 65532 66040 66220 67080 69342 70993 72644 73788 76454 78124 78232 78260 79464 81915 83820 86086 90805 92235 92456 93912 97655 97790 99060 99330 106680 108966 109220 114681 115570 117186 117348 117390 120120 120142 122980 127127 129129 131064 132440 136717 138684 141986 145288 146685 147576 152908 156248 156520 163830 167640 172172 173355 180213 181610 184470 191135 195310 195580 198120 198660 212979 214841 215215 217932 218440 229362 231140 234372 234696 234780 240284 245960 253903 254254 258258 272415 273434 277368 283972 292965 293370 300355 305816 327660 344344 346710 354965 360426 363220 368940 381381 382270 390620 391160 397320 410151 420497 425958 429682 430430 435864 458724 462280 468744 469560 480568 496951 507806 508508 516516 544830 546868 567944 573405 585930 586740 600710 635635 644523 645645 655320 683585 693420 709930 720852 726440 737880 761709 762762 764540 780923 781240 820302 839833 840994 851916 859364 860860 901065 917448 993902 1015612 1017016 1033032 1064895 1074205 1089660 1093736 1146810 1171860 1173480 1201420 1261491 1269515 1271270 1289046 1291290 1367170 1386840 1419860 1441704 1490853 1503887 1523418 1525524 1529080 1561846 1640604 1679666 1681988 1703832 1718728 1721720 1777321 1802130 1906905 1987804 2031224 2050755 2102485 2129790 2148410 2179320 2293620 2342769 2343720 2402840 2480437 2484755 2519499 2522982 2539030 2542540 2578092 2582580 2734340 2792933 2839720 2981706 3007774 3046836 3051048 3123692 3222615 3281208 3359332 3363976 3554642 3604260 3808545 3813810 3904615 3975608 4101510 4199165 4204970 4259580 4296820 4511661 4587240 4685538 4960874 4969510 5038998 5045964 5078060 5085080 5156184 5165160 5331963 5466461 5468680 5585866 5878831 5963412 6015548 6093672 6247384 6307455 6445230 6718664 7109284 7208520 7441311 7454265 7519435 7617090 7627620 7809230 8203020 8378799 8398330 8409940 8519160 8593640 8886605 9023322 9238163 9371076 9921748 9939020 10077996 10091928 10156120 10663926 10917829 10932922 11171732 11713845 11757662 11926824 12031096 12402185 12597495 12614910 12890460 13964665 14218568 14882622 14908530 15038870 15234180 15255240 15618460 16399383 16406040 16757598 16796660 16819880 17363059 17636493 17773210 18046644 18476326 18742152 19550531 19843496 19878040 20155992 21327852 21835658 21865844 22343464 22558305 23427690 23515324 24804370 25194990 25229820 25780920 26659815 27284807 27332305 27714489 27929330 29394155 29765244 29817060 30077740 30468360 31236920 32245681 32753487 32798766 33515196 33593320 34726118 35272986 35546420 36093288 36952652 37206555 39101062 41893995 42655704 43671316 43731688 45116610 46190815 46855380 47030648 49608740 50389980 50459640 52089177 53319630 54569614 54589145 54664610 55428978 55858660 58651593 58788310 59530488 59634120 60155480 64491362 64667141 65506974 65597532 67030392 69452236 70545972 71092840 73905304 74413110 76424803 78202124 81854421 81996915 83787990 86815295 87342632 88182465 90233220 92381630 93710760 96737043 97752655 99217480 100779960 104178354 106639260 106658791 109139228 109178290 109329220 110857956 111717320 117303186 117576620 120096119 128982724 129334282 131013948 131195064 136424035 138572445 138904472 141091944 148826220 152849606 156404248 161228405 163708842 163767435 163993830 167575980 173630590 176364930 180466440 184763260 190993649 193474086 194001423 195505310 208356708 213278520 213317582 218278456 218356580 218658440 221715912 225719767 229274409 234606372 235153240 240192238 257965448 258668564 260445885 262027896 272848070 277144890 293257965 297652440 305699212 319976373 322456810 323335705 327417684 327534870 327987660 335151960 347261180 352729860 354702491 360288357 369526520 381987298 382124015 386948172 388002846 391010620 409272105 416713416 426635164 436713160 451439534 458548818 469212744 480384476 483685215 517337128 520891770 533293955 545696140 554289780 572980947 586515930 600480595 611398424 639952746 644913620 646671410 654835368 655069740 655975320 677159301 694522360 705459720 709404982 720576714 746611537 763974596 764248030 773896344 776005692 782021240 818544210 840672833 853270328 902879068 917097636 954968245 960768952 967370430 970007115 1041783540 1064107473 1066587910 1091392280 1108579560 1128598835 1145961894 1146372045 1173031860 1173246701 1200961190 1279905492 1289827240 1293342820 1310139480 1354318602 1386564283 1418809964 1441153428 1493223074 1527949192 1528496060 1552011384 1599881865 1637088420 1681345666 1773512455 1801441785 1805758136 1834195272 1909936490 1934740860 1940014230 2083567080 2128214946 2133175820 2239834611 2257197670 2291923788 2292744090 2346063720 2346493402 2401922380 2482917437 2522018499 2559810984 2586685640 2708637204 2773128566 2837619928 2864904735 2882306856 2986446148 3056992120 3199763730 3274176840 3362691332 3385796505 3519740103 3547024910 3602883570 3733057685 3819872980 3869481720 3880028460 4159692849 4203364165 4256429892 4266351640 4479669222 4514395340 4583847576 4585488180 4692986804 4803844760 4965834874 5044036998 5320537365 5417274408 5546257132 5729809470 5866233505 5972892296 6399527460 6725382664 6771593010 6932821415 7039480206 7094049820 7205767140 7448752311 7466115370 7639745960 7760056920 8212726907 8319385698 8406728330 8512859784 8959338444 9028790680 9170976360 9385973608 9705949981 9931669748 10088073996 10641074730 11092514264 11199173055 11459618940 11732467010 12414587185 12610092495 12799054920 13543186020 13865642830 14078960412 14188099640 14411534280 14897504622 14932230740 15252207113 16425453814 16638771396 16813456660 17598700515 17918676888 19411899962 19863339496 20176147992 20798464245 21282149460 22398346110 22919237880 23464934020 24638180721 24829174370 25220184990 27086372040 27731285660 28157920824 29117849943 29795009244 29864461480 30504414226 32850907628 33277542792 33626913320 35197401030 37243761555 38823799924 41063634535 41596928490 42564298920 44796692220 45756621339 46929868040 48529749905 49276361442 49658348740 50440369980 55462571320 58235699886 59590018488 61008828452 65701815256 70394802060 74487523110 76261035565 77647599848 82127269070 83193856980 89593384440 91513242678 97059499810 98552722884 99316697480 100880739960 106765449791 116471399772 122017656904 123190903605 140789604120 145589249715 148975046220 152522071130 164254538140 166387713960 183026485356 194118999620 197105445768 213530899582 228783106695 232942799544 246381807210 291178499430 297950092440 305044142260 320296349373 328509076280 366052970712 388237999240 427061799164 457566213390 492763614420 533827248955 582356998860 610088284520 640592698746 854123598328 915132426780 985527228840 1067654497910 1164713997720 1281185397492 1601481746865 1830264853560 2135308995820 2562370794984 3202963493730 4270617991640 6405926987460 12811853974920
• Sum of all divisors σ(n): 53224443740160
• Sum of proper divisors (its aliquot sum) s(n): 40412589765240
• 12811853974920 is an abundant number, because the sum of its proper divisors (40412589765240) is greater than itself. Its abundance is 27600735790320

Bases of 12811853974920

• Binary: 10111010011011111110000000010100110110001000₂
• Hexadecimal: 0xBA6FE014D88
• Base-36: 4JHON2BGO

Squares and roots of 12811853974920

• 12811853974920 squared (12811853974920²) is 164143602274673403989006400
• 12811853974920 cubed (12811853974920³) is 2102983863260462004541358629821319488000
• The square root of 12811853974920 is 3579365.0239840027
• The cube root of 12811853974920 is 23399.3607679129

Scales and comparisons

• 12,811,853,974,920 seconds is equal to 407,377 years, 16 weeks, 6 days, 22 hours, 22 minutes.
• To count from 1 to 12,811,853,974,920 would take you about one million, eighteen thousand, four hundred forty-three 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 12811853974920 cubic inches would be around 1949.9 feet tall.

Recreational maths with 12811853974920

• 12811853974920 backwards is 02947935811821
• 12811853974920 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 12811853974920's digits is 60
• More coming soon!