18137778938532

Names of 18137778938532

• Cardinal: 18137778938532 can be written as Eighteen trillion, one hundred thirty-seven billion, seven hundred seventy-eight million, nine hundred thirty-eight thousand, five hundred thirty-two.

Scientific notation

• Scientific notation: 1.8137778938532 × 10¹³

Factors of 18137778938532

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 82

Divisors of 18137778938532

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 3 4 6 9 11 12 18 22 23 27 33 36 43 44 46 54 66 69 81 86 92 99 108 121 129 132 138 162 172 198 207 242 253 258 276 297 324 363 387 396 414 473 484 506 516 529 594 621 726 759 774 828 891 946 989 1012 1058 1089 1161 1188 1242 1331 1419 1452 1518 1548 1587 1782 1849 1863 1892 1978 2116 2178 2277 2322 2484 2662 2783 2838 2967 3036 3174 3267 3483 3564 3698 3726 3956 3993 4257 4356 4554 4644 4761 5203 5324 5547 5566 5676 5819 5934 6348 6534 6831 6966 7396 7452 7986 8349 8514 8901 9108 9522 9801 10406 10879 11094 11132 11638 11868 11979 12771 13068 13662 13932 14283 15609 15972 16641 16698 17028 17457 17802 19044 19602 20339 20493 20812 21758 22188 22747 23276 23958 25047 25542 26703 27324 28566 30613 31218 32637 33282 33396 34914 35604 35937 38313 39204 40678 40986 42527 42849 43516 45494 46827 47916 49923 50094 51084 52371 53406 57132 57233 61017 61226 62436 64009 65274 66564 68241 69828 71874 75141 76626 79507 80109 81356 81972 85054 85698 90988 91839 93654 97911 99846 100188 104742 106812 107811 114466 119669 122034 122452 127581 128018 130548 136482 140481 143748 149769 150282 153252 157113 159014 160218 170108 171396 171699 183051 183678 187308 192027 195822 199692 204723 209484 215622 223729 225423 228932 238521 239338 244068 250217 255162 256036 272964 275517 280962 293733 299538 300564 314226 318028 320436 343398 359007 366102 367356 382743 384054 391644 409446 421443 431244 447458 450846 467797 471339 477042 478676 500434 510324 515097 549153 551034 561924 576081 587466 599076 614169 628452 671187 686796 704099 715563 718014 732204 750651 765486 768108 818892 826551 842886 874577 881199 894916 901692 935594 942678 954084 978121 1000868 1030194 1077021 1098306 1102068 1148229 1152162 1174932 1228338 1316359 1342374 1403391 1408198 1431126 1436028 1501302 1530972 1545291 1647459 1653102 1685772 1728243 1749154 1762398 1828661 1842507 1871188 1885356 1956242 2013561 2060388 2112297 2146689 2154042 2196612 2251953 2296458 2304324 2456676 2461019 2479653 2623731 2632718 2684748 2752387 2806782 2816396 2862252 2934363 3002604 3090582 3231063 3294918 3306204 3444687 3456486 3498308 3524796 3657322 3685014 3912484 3949077 4027122 4210173 4224594 4293378 4308084 4503906 4592916 4635873 4922038 4959306 5145767 5184729 5247462 5265436 5485983 5504774 5613564 5868726 6040683 6181164 6336891 6440067 6462126 6589836 6755859 6889374 6912972 7314644 7370028 7383057 7871193 7898154 8054244 8257161 8420346 8449188 8586756 8803089 9007812 9271746 9620347 9693189 9844076 9918612 10291534 10369458 10494924 10759331 10971966 11009548 11737452 11847231 12081366 12630519 12673782 12880134 12924252 13511718 13778748 14766114 15437301 15742386 15796308 16457949 16514322 16840692 17606178 18122049 18543492 19010673 19240694 19386378 20115271 20267577 20583068 20738916 21518662 21943932 22149171 23613579 23694462 24162732 24771483 25261038 25347564 25760268 26409267 27023436 28861041 29532228 30276257 30874602 31484772 32277993 32915898 33028644 35212356 35541693 36244098 37891557 38021346 38481388 38772756 40230542 40535154 42059203 43037324 44298342 46311903 47227158 47388924 49373847 49542966 50522076 52818534 56603437 57032019 57722082 60345813 60552514 61749204 64555986 65831796 66447513 70840737 71083386 72488196 74314449 75783114 76042692 79227801 80461084 81070308 84118406 86583123 88596684 90828771 92623806 94454316 96833979 98747694 99085932 105637068 105823817 106625079 113206874 114064038 115444164 118352641 120691626 121105028 126177609 129111972 132895026 138935709 141681474 142166772 148121541 148628898 151566228 158455602 168236812 169810311 173166246 181037439 181657542 185247612 193667958 197495388 199342539 211647634 213250158 221267981 222943347 226413748 228128076 236705282 241383252 252355218 259749369 265790052 272486313 277871418 283362948 290501937 296243082 297257796 316911204 317471451 339620622 346332492 355057923 362074878 363315084 378532827 387335916 398685078 416807127 423295268 426500316 442535962 445886694 462651233 473410564 504710436 509430933 519498738 543112317 544972626 555742836 581003874 592486164 634942902 663803943 679241244 710115846 724149756 757065654 779248107 797370156 817458939 833614254 871505811 885071924 891773388 925302466 952414353 1018861866 1038997476 1065173769 1086224634 1089945252 1135598481 1162007748 1269885804 1301879051 1327607886 1387953699 1420231692 1514131308 1528292799 1558496214 1629336951 1634917878 1667228508 1743011622 1850604932 1904828706 1991411829 2037723732 2130347538 2172449268 2271196962 2433947791 2452376817 2603758102 2655215772 2775907398 2857243059 3056585598 3116992428 3195521307 3258673902 3269835756 3406795443 3486023244 3809657412 3905637153 3982823658 4163861097 4260695076 4542393924 4584878397 4867895582 4904753634 5089163563 5207516204 5551814796 5714486118 5974235487 6113171196 6391042614 6517347804 6813590886 7301843373 7811274306 7965647316 8327722194 8571729177 9169756794 9586563921 9735791164 9809507268 10178327126 11428972236 11716911459 11948470974 12491583291 12782085228 13627181772 14603686746 15267490689 15622548612 16655444388 17143458354 17922706461 18339513588 19173127842 20356654252 21905530119 23433822918 23896941948 24983166582 29207373492 30534981378 34286916708 35150734377 35845412922 37474749873 38346255684 43811060238 45802472067 46867645836 49966333164 55980799193 61069962756 65716590357 70301468754 71690825844 74949499746 87622120476 91604944134 105452203131 111961598386 131433180714 137407416201 140602937508 149898999492 167942397579 183209888268 197149771071 210904406262 223923196772 262866361428 274814832402 335884795158 394299542142 412222248603 421808812524 503827192737 549629664804 671769590316 788599084284 824444497206 1007654385474 1511481578211 1648888994412 2015308770948 3022963156422 4534444734633 6045926312844 9068889469266 18137778938532
• Sum of all divisors σ(n): 55817968113600
• Sum of proper divisors (its aliquot sum) s(n): 37680189175068
• 18137778938532 is an abundant number, because the sum of its proper divisors (37680189175068) is greater than itself. Its abundance is 19542410236536

Bases of 18137778938532

• Binary: 100000111111100000111110111101110001010100100₂
• Hexadecimal: 0x107F07DEE2A4
• Base-36: 6FGDP9Y90

Squares and roots of 18137778938532

• 18137778938532 squared (18137778938532²) is 328979024823055004634315024
• 18137778938532 cubed (18137778938532³) is 5966948827654403081077636696829620104768
• The square root of 18137778938532 is 4258847.1372581569
• The cube root of 18137778938532 is 26274.1112709591

Scales and comparisons

• 18,137,778,938,532 seconds is equal to 576,725 years, 13 weeks, 5 days, 23 hours, 22 minutes, 12 seconds.
• To count from 1 to 18,137,778,938,532 would take you about one million, four hundred forty-one thousand, eight hundred thirteen 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 18137778938532 cubic inches would be around 2189.5 feet tall.

Recreational maths with 18137778938532

• 18137778938532 backwards is 23583987773181
• The number of decimal digits it has is: 14
• The sum of 18137778938532's digits is 72
• More coming soon!