1018906264815859161

Names of 1018906264815859161

• Cardinal: 1018906264815859161 can be written as One quintillion, eighteen quadrillion, nine hundred six trillion, two hundred sixty-four billion, eight hundred fifteen million, eight hundred fifty-nine thousand, one hundred sixty-one.

Scientific notation

• Scientific notation: 1.018906264815859161 × 10¹⁸

Factors of 1018906264815859161

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 3478

Divisors of 1018906264815859161

• Number of divisors d(n): 315
• Complete list of divisors:
  1 3 7 9 21 27 49 63 81 97 147 189 291 343 441 567 679 873 1029 1323 2037 2401 2619 3087 3371 3969 4753 6111 7203 7857 9261 9409 10113 14259 16807 18333 21609 23597 27783 28227 30339 33271 42777 50421 54999 64827 65863 70791 84681 91017 99813 117649 128331 151263 165179 194481 197589 212373 232897 254043 273051 299439 326987 352947 384993 453789 461041 495537 592767 637119 698691 762129 898317 980961 1058841 1156253 1361367 1383123 1486611 1630279 1778301 1911357 2096073 2288909 2694951 2942883 3176523 3227287 3468759 4149369 4459833 4890837 5334903 6288219 6866727 8093771 8828649 9529569 9681861 10406277 11363641 11411953 12448107 13379499 14672511 16022363 18864657 20600181 22591009 24281313 26485947 29045583 31218831 31717739 34090923 34235859 37344321 44017533 48067089 56656397 61800543 67773027 72843939 79545487 87136749 93656493 95153217 102272769 102707577 112156541 132052599 144201267 158137063 169969191 185401629 203319081 218531817 222024173 238636461 261410247 285459651 306818307 308122731 336469623 396594779 432603801 474411189 509907573 556818409 609957243 655595451 666072519 715909383 785095787 856378953 920454921 924368193 1009408869 1102273177 1106959441 1189784337 1297811403 1423233567 1529722719 1554169211 1670455227 1829871729 1998217557 2147728149 2355287361 2569136859 3028226607 3306819531 3320878323 3569353011 3897728863 4269700701 4589168157 4662507633 5011365681 5495670509 5994652671 6443184447 7065862083 7715912239 9084679821 9920458593 9962634969 10708059033 10879184477 11693186589 12809102103 13987522899 15034097043 16487011527 17983958013 21197586249 23147736717 27284102041 29761375779 29887904907 32124177099 32637553431 35079559767 38469693563 41962568697 45102291129 49461034581 54011385673 63592758747 69443210151 76154291339 81852306123 89284127337 89663714721 97912660293 105238679301 106920498169 115409080689 125887706091 148383103743 162034157019 190988714287 208329630453 228462874017 245556918369 293737980879 315716037903 320761494507 346227242067 378079699711 445149311229 486102471057 533080039373 572966142861 624988891359 685388622051 736670755107 748443487183 881213942637 962284483521 1038681726201 1134239099133 1336921000009 1458307413171 1599240118119 1718898428583 2056165866153 2210012265321 2245330461549 2646557897977 2886853450563 3116045178603 3402717297399 3731560275611 4010763000027 4374922239513 4797720354357 5156695285749 5239104410281 6168497598459 6735991384647 7939673693931 8660560351689 10208151892197 11194680826833 12032289000081 14393161063071 15470085857247 15717313230843 18525905285839 20207974153941 23819021081793 30624455676591 33584042480499 36096867000243 36673730871967 43179483189213 47151939692529 55577715857517 60623922461823 71457063245379 100752127441497 108290601000729 110021192615901 129681337000873 141455819077587 166733147572551 214371189736137 256716116103769 302256382324491 330063577847703 389044011002619 424367457232761 500199442717653 770148348311307 990190733543109 1167132033007857 1500598328152959 1797012812726383 2310445044933921 2970572200629327 3501396099023571 5391038438179149 6931335134801763 10504188297070713 12579089689084681 16173115314537447 20794005404405289 37737269067254043 48519345943612341 113211807201762129 145558037830837023 339635421605286387 1018906264815859161
• Sum of all divisors σ(n): 1794773808972009327
• Sum of proper divisors (its aliquot sum) s(n): 775867544156150166
• 1018906264815859161 is a deficient number, because the sum of its proper divisors (775867544156150166) is less than itself. Its deficiency is 243038720659708995

Bases of 1018906264815859161

• Binary: 111000100011111000011101100101110101110001001111010111011001₂
• Hexadecimal: 0xE23E1D975C4F5D9
• Base-36: 7QOK4K5F74K9

Squares and roots of 1018906264815859161

• 1018906264815859161 squared (1018906264815859161²) is 1038169976481005716034995178587623921
• 1018906264815859161 cubed (1018906264815859161³) is 1057797892980229887075044886593244099024685161170590281
• 1018906264815859161 is a perfect square number. Its square root is 1009408869
• The cube root of 1018906264815859161 is 1006262.7839288117

Scales and comparisons

• 1,018,906,264,815,859,161 seconds is equal to 32,398,067,537 years, 6 weeks, 6 days, 21 hours, 19 minutes, 21 seconds.
• To count from 1 to 1,018,906,264,815,859,161 would take you about one hundred thirteen billion, three hundred ninety-three million, two hundred thirty-six thousand, three hundred seventy-nine 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 1018906264815859161 cubic inches would be around 83855.2 feet tall.

Recreational maths with 1018906264815859161

• 1018906264815859161 backwards is 1619585184626098101
• 1018906264815859161 is a Harshad number.
• The number of decimal digits it has is: 19
• The sum of 1018906264815859161's digits is 81
• More coming soon!