18966957907040

Names of 18966957907040

• Cardinal: 18966957907040 can be written as Eighteen trillion, nine hundred sixty-six billion, nine hundred fifty-seven million, nine hundred seven thousand and forty.

Scientific notation

• Scientific notation: 1.896695790704 × 10¹³

Factors of 18966957907040

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 4664

Divisors of 18966957907040

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 4 5 8 10 11 13 16 20 22 26 31 32 40 41 44 52 55 62 65 80 82 88 104 110 121 124 130 143 155 160 164 169 176 205 208 220 242 248 260 286 310 328 338 341 352 403 410 416 440 451 484 496 520 533 572 605 620 656 676 682 715 806 820 845 880 902 968 992 1040 1066 1144 1210 1240 1271 1312 1352 1364 1430 1573 1612 1640 1690 1705 1760 1804 1859 1936 2015 2080 2132 2255 2288 2420 2480 2542 2665 2704 2728 2860 3146 3224 3280 3380 3410 3608 3718 3751 3872 4030 4264 4433 4510 4561 4576 4840 4960 4961 5084 5239 5330 5408 5456 5720 5863 6292 6355 6448 6560 6760 6820 6929 7216 7436 7502 7865 8060 8528 8866 9020 9122 9295 9680 9922 10168 10478 10660 10912 11440 11726 12584 12710 12896 13520 13640 13858 13981 14432 14872 15004 15730 16120 16523 17056 17732 18040 18244 18590 18755 19360 19844 20336 20449 20956 21320 22165 22805 22880 23452 24805 25168 25420 26195 27040 27280 27716 27962 29315 29744 30008 31460 32240 33046 34645 35464 36080 36488 37180 37510 39688 40672 40898 41912 42640 44330 45610 46904 48763 49610 50171 50336 50840 52390 54560 55432 55924 57629 58630 59293 59488 60016 62920 64480 64493 66092 69290 69905 70928 72160 72976 74360 75020 76219 79376 81796 82615 83824 85280 88660 91220 93808 97526 99220 100342 101680 102245 104780 110864 111848 115258 117260 118586 120032 125840 128986 132184 138580 139810 141391 141856 145952 148720 150040 152438 153791 158752 163592 165230 167648 177320 181753 182440 187001 187616 195052 198440 200684 203360 204490 209560 214799 221728 223696 230516 234520 237172 243815 250855 251680 257972 264368 277160 279620 282782 288145 296465 297440 300080 304876 307582 322465 327184 330460 354640 363506 364880 374002 381095 390104 396880 401368 408980 419120 429598 447392 461032 469040 474344 487630 501710 515944 528736 551881 554320 559240 565564 576290 592930 600160 609752 615164 633919 644930 652223 654368 660920 706955 709280 727012 729760 748004 762190 768955 770809 780208 793760 802736 817960 838240 838409 859196 908765 922064 935005 938080 948688 975260 1003420 1031888 1073995 1103762 1108640 1118480 1131128 1152580 1185860 1219504 1230328 1267838 1289860 1304446 1321840 1413910 1454024 1496008 1524380 1537910 1541618 1555301 1560416 1605472 1635920 1676818 1718392 1817530 1838083 1844128 1870010 1897376 1950520 1999283 2006840 2057011 2063776 2147990 2207524 2236960 2262256 2305160 2362789 2371720 2431013 2439008 2460656 2535676 2579720 2608892 2643680 2759405 2827820 2908048 2992016 3048760 3075820 3083236 3110602 3169595 3261115 3271840 3353636 3436784 3635060 3676166 3740020 3854045 3901040 3998566 4013680 4114022 4192045 4295980 4415048 4524512 4610320 4725578 4743440 4862026 4921312 5071352 5159440 5217784 5518810 5655640 5797031 5816096 5984032 6097520 6151640 6166472 6221204 6339190 6522230 6707272 6873568 7174453 7270120 7352332 7480040 7708090 7776505 7802080 7997132 8027360 8228044 8384090 8478899 8591960 8830096 9190415 9220640 9451156 9486880 9724052 9996415 10142704 10285055 10318880 10435568 11037620 11311280 11594062 11813945 12155065 12195040 12303280 12332944 12442408 12678380 13044460 13414544 14348906 14540240 14704664 14960080 15416180 15553010 15994264 16456088 16768180 16957798 17108311 17183920 17660192 18380830 18902312 19448104 19992830 20218913 20285408 20570110 20871136 22075240 22622560 22627121 23188124 23627890 23895079 24310130 24606560 24665888 24884816 25356760 25990679 26088920 26741143 26829088 28697812 28985155 29080480 29409328 29920160 30832360 31106020 31603169 31988528 32912176 33536360 33915596 34216622 34367840 35872265 36761660 37804624 38896208 39985660 40437826 41140220 42394495 44150480 45254242 46376248 47255780 47790158 48620260 49769632 50713520 51981358 52177840 53482286 57395624 57970310 58818656 61664720 62212040 63206338 63767341 63977056 65824352 67072720 67831192 68433244 71744530 73523320 75361403 75609248 77792416 79971320 80875652 82280440 84788990 85541555 88300960 90508484 92752496 93267889 94511560 95580316 97240520 101094565 101427040 103962716 104355680 106964572 113135605 114791248 115940620 119475395 123329440 124424080 126412676 127534682 129953395 133705715 134145440 135662384 136866488 143489060 147046640 150722806 158015845 159942640 161751304 164560880 169577980 171083110 181016968 185504992 186535778 189023120 191160632 194481040 202189130 207925432 213929144 222408043 226271210 229582496 231881240 238950790 248848160 252825352 255069364 259906790 262845869 267411430 271324768 273732976 286978120 294093280 294152573 301445612 316031690 318836705 319885280 323502608 329121760 339155960 342166220 347634859 362033936 373071556 376807015 378046240 382321264 388962080 404378260 415850864 427858288 444816086 452542420 463762480 466339445 477901580 505650704 510138728 519813580 525691738 534822860 547465952 573956240 588305146 602891224 632063380 637673410 647005216 678311920 684332440 695269718 701440751 724067872 746143112 753614030 764642528 808756520 828975433 831701728 855716576 889632172 905084840 927524960 932678890 955803160 979698239 1011301408 1020277456 1039627160 1051383476 1069645720 1112040215 1147912480 1176610292 1205782448 1264126760 1275346820 1314229345 1356623840 1368664880 1390539436 1402881502 1470762865 1492286224 1507228060 1617513040 1657950866 1738174295 1779264344 1810169680 1865357780 1911606320 1959396478 2040554912 2079254320 2102766952 2139291440 2224080430 2353220584 2411564896 2528253520 2550693640 2628458690 2737329760 2781078872 2805763004 2891304559 2941525730 2984572448 3014456120 3235026080 3315901732 3476348590 3507203755 3558528688 3620339360 3730715560 3823212640 3823983449 3918792956 4144877165 4158508640 4205533904 4278582880 4448160860 4706441168 4898491195 5056507040 5101387280 5256917380 5562157744 5611526008 5782609118 5883051460 6028912240 6631803464 6952697180 7014407510 7117057376 7461431120 7647966898 7837585912 8289754330 8411067808 8896321720 9118729763 9412882336 9796982390 10202774560 10513834760 10776680629 11124315488 11223052016 11565218236 11766102920 12057824480 13263606928 13905394360 14028815020 14456522795 14922862240 15295933796 15675171824 16579508660 17792643440 18237459526 19119917245 19593964780 21027669520 21553361258 22446104032 23130436472 23532205840 26527213856 27810788720 28057630040 28913045590 30591867592 31350343648 33159017320 35585286880 36474919052 38239834490 39187929560 42055339040 43106722516 45593648815 46260872944 47064411680 53883403145 55621577440 56115260080 57826091180 61183735184 66318034640 72949838104 76479668980 78375859120 86213445032 91187297630 92521745888 107766806290 112230520160 115652182360 118543486919 122367470368 132636069280 145899676208 152959337960 156751718240 172426890064 182374595260 215533612580 231304364720 237086973838 291799352416 305918675920 344853780128 364749190520 431067225160 462608729440 474173947676 592717434595 611837351840 729498381040 862134450320 948347895352 1185434869190 1458996762080 1724268900640 1896695790704 2370869738380 3793391581408 4741739476760 9483478953520 18966957907040
• Sum of all divisors σ(n): 56409088248576
• Sum of proper divisors (its aliquot sum) s(n): 37442130341536
• 18966957907040 is an abundant number, because the sum of its proper divisors (37442130341536) is greater than itself. Its abundance is 18475172434496

Bases of 18966957907040

• Binary: 100010100000000010110110010011101110001100000₂
• Hexadecimal: 0x114016C9DC60
• Base-36: 6Q1AT0X28

Squares and roots of 18966957907040

• 18966957907040 squared (18966957907040²) is 359745492247427177281561600
• 18966957907040 cubed (18966957907040³) is 6823277608704335920237102641518833664000
• The square root of 18966957907040 is 4355107.1062650113
• The cube root of 18966957907040 is 26668.5391652153

Scales and comparisons

• 18,966,957,907,040 seconds is equal to 603,090 years, 30 weeks, 5 days, 18 hours, 37 minutes, 20 seconds.
• To count from 1 to 18,966,957,907,040 would take you about one million, five hundred seven thousand, seven hundred twenty-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 18966957907040 cubic inches would be around 2222.4 feet tall.

Recreational maths with 18966957907040

• 18966957907040 backwards is 04070975966981
• The number of decimal digits it has is: 14
• The sum of 18966957907040's digits is 71
• More coming soon!