18168290707490

Names of 18168290707490

• Cardinal: 18168290707490 can be written as Eighteen trillion, one hundred sixty-eight billion, two hundred ninety million, seven hundred seven thousand, four hundred ninety.

Scientific notation

• Scientific notation: 1.816829070749 × 10¹³

Factors of 18168290707490

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1273

Divisors of 18168290707490

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 5 7 10 11 14 19 22 31 35 38 49 55 62 70 77 95 98 110 133 154 155 190 209 217 245 266 310 341 359 361 385 418 434 490 539 589 665 682 718 722 770 839 931 1045 1078 1085 1178 1330 1463 1519 1678 1705 1795 1805 1862 2090 2170 2387 2513 2527 2695 2926 2945 3038 3410 3590 3610 3949 3971 4123 4195 4655 4774 5026 5054 5390 5873 5890 6479 6821 7315 7595 7898 7942 8246 8390 9229 9310 10241 11129 11191 11746 11935 12565 12635 12958 13642 14630 15190 15941 16709 17591 17689 18458 19745 19855 20482 20615 22258 22382 23870 25130 25270 26009 27643 27797 28861 29365 31882 32395 33418 34105 35182 35378 39490 39710 41111 41230 45353 46145 47747 51205 52018 55286 55594 55645 55955 57722 58730 64603 64790 68210 75031 77903 78337 79705 82222 83545 87955 88445 90706 92290 95494 102410 111290 111587 111910 122419 123101 129206 129599 130045 138215 138985 144305 150062 155806 156674 159410 167090 175351 175910 176890 182063 193501 194579 205555 211451 223174 226765 238735 244838 246202 259198 260090 276430 277970 286099 288610 301201 302879 317471 323015 334229 350702 364126 375155 387002 389158 389515 391685 411110 422902 452221 453530 477470 494171 525217 545321 548359 557935 572198 602402 605758 612095 615505 634942 646030 647995 668458 750310 779030 781109 783370 856933 861707 876755 904442 907193 910315 967505 972895 988342 1050434 1057255 1090642 1096718 1115870 1224190 1227457 1231010 1274441 1295990 1425589 1430495 1480157 1506005 1514395 1562218 1587355 1671145 1713866 1723414 1753510 1814386 1820630 1935010 1945790 2002693 2108407 2114510 2120153 2261105 2325961 2454914 2470855 2548882 2626085 2726605 2741795 2851178 2860990 2960314 3012010 3028790 3174710 3313211 3331669 3342290 3459197 3676519 3905545 4005386 4017569 4216814 4240306 4284665 4308535 4522210 4535965 4651922 4941710 5252170 5435881 5453210 5483590 5722819 5998531 6031949 6137285 6350351 6372205 6626422 6663338 6918394 7127945 7353038 7400785 7811090 8035138 8569330 8592199 8617070 9071930 9337231 9389249 9979123 10013465 10361099 10542035 10600765 10871762 11445638 11629805 11997062 12063898 12274570 12700702 12744410 14018851 14255890 14758849 14801570 14841071 16281727 16566055 16658345 17184398 17295985 18382595 18674462 18778498 19958246 20026930 20087845 20722198 21084070 21201530 23192477 23259610 23321683 24214379 27179405 28037702 28122983 28614095 29517698 29682142 29992655 30159745 31751755 32563454 33132110 33316690 34591970 36765190 38051167 40059733 40175690 42960995 44193259 46384954 46643366 46686155 46946245 48428758 49895615 51805495 54358810 56245966 57228190 59985310 60319490 62951009 63503510 65360617 65724743 69853861 70094255 73794245 74205355 76102334 80119466 81408635 85921990 88386518 93372310 93892490 99791230 102709541 103281739 103610990 108733561 113972089 115962385 116608415 121071895 125902018 130721234 131449486 139707722 140188510 140614915 147588490 148410710 162347339 162817270 163251781 177407389 190255835 196860881 200298665 205419082 206563478 217467122 220966295 227944178 231924770 233216830 242143790 266358169 280418131 281229830 309352813 314755045 324694678 326503562 326803085 328623715 349269305 354814778 380511670 393721762 400597330 440657063 441932590 457524319 460073201 513547705 516408695 532716338 543667805 560836262 569860445 618705626 629510090 653606170 657247430 698538610 718966787 722972173 761134927 811736695 816258905 881314126 887036945 915048638 920146402 984304405 1027095410 1032817390 1087335610 1139720890 1196069171 1241851723 1331790845 1402090655 1437933574 1445944346 1522269854 1546764065 1623473390 1632517810 1774073890 1951481279 1968608810 2165469691 2203285315 2287621595 2300366005 2392138342 2483703446 2663581690 2804181310 3084599441 3093528130 3370740391 3594833935 3614860865 3805674635 3902962558 4330939382 4406570630 4575243190 4600732010 5032767509 5060805211 5327944489 5980345855 6169198882 6209258615 6741480782 7189667870 7229721730 7611349270 8372484197 8692962061 9757406395 10065535018 10121610422 10655888978 10827348455 11960691710 12418517230 13660368953 15422997205 16744968394 16853701955 17385924122 19514812790 21654696910 23595182737 25163837545 25304026055 26639722445 27320737906 30845994410 33707403910 37078144301 41862420985 43464810305 47190365474 50327675090 50608052110 53279444890 58607389379 68301844765 74156288602 83724841970 86929620610 95622582671 117214778758 117975913685 136603689530 165166279159 185390721505 191245165342 235951827370 259547010107 293036946895 330332558318 370781443010 478112913355 519094020214 586073893790 825831395795 956225826710 1297735050535 1651662791590 1816829070749 2595470101070 3633658141498 9084145353745 18168290707490
• Sum of all divisors σ(n): 45392630169600
• Sum of proper divisors (its aliquot sum) s(n): 27224339462110
• 18168290707490 is an abundant number, because the sum of its proper divisors (27224339462110) is greater than itself. Its abundance is 9056048754620

Bases of 18168290707490

• Binary: 100001000011000100010100000111000100000100010₂
• Hexadecimal: 0x108622838822
• Base-36: 6FUEB71UQ

Squares and roots of 18168290707490

• 18168290707490 squared (18168290707490²) is 330086787231867484742100100
• 18168290707490 cubed (18168290707490³) is 5997112709129966803038976606017399749000
• The square root of 18168290707490 is 4262427.7949884383
• The cube root of 18168290707490 is 26288.8359791001

Scales and comparisons

• 18,168,290,707,490 seconds is equal to 577,695 years, 23 weeks, 1 day, 10 hours, 44 minutes, 50 seconds.
• To count from 1 to 18,168,290,707,490 would take you about one million, four hundred forty-four thousand, two hundred thirty-eight 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 18168290707490 cubic inches would be around 2190.7 feet tall.

Recreational maths with 18168290707490

• 18168290707490 backwards is 09470709286181
• 18168290707490 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18168290707490's digits is 62
• More coming soon!