20429861138608064

Names of 20429861138608064

• Cardinal: 20429861138608064 can be written as Twenty quadrillion, four hundred twenty-nine trillion, eight hundred sixty-one billion, one hundred thirty-eight million, six hundred eight thousand and sixty-four.

Scientific notation

• Scientific notation: 2.0429861138608064 × 10¹⁶

Factors of 20429861138608064

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 273148

Divisors of 20429861138608064

• Number of divisors d(n): 420
• Complete list of divisors:
  1 2 4 8 11 13 16 22 26 32 44 52 61 64 88 104 122 143 169 176 208 244 286 338 352 416 488 572 671 676 704 793 832 976 1144 1342 1352 1586 1859 1952 2197 2288 2684 2704 3172 3718 3721 3904 4394 4576 5368 5408 6344 7436 7442 8723 8788 9152 10309 10736 10816 12688 14872 14884 17446 17576 20618 21472 24167 25376 28561 29744 29768 34892 35152 40931 41236 42944 48334 48373 50752 57122 59488 59536 69784 70304 81862 82472 96668 96746 113399 114244 118976 119072 134017 139568 140608 163724 164944 193336 193492 226798 228488 238144 268034 273061 279136 314171 327448 329888 386672 386984 453596 456976 532103 536068 546122 558272 628342 628849 654896 659776 773344 773968 907192 913952 1064206 1072136 1092244 1256684 1257698 1309792 1474187 1546688 1547936 1742221 1814384 1827904 2128412 2144272 2184488 2513368 2515396 2619584 2948374 3003671 3095872 3484442 3549793 3628768 4256824 4288544 4368976 5026736 5030792 5896748 6007342 6917339 6968884 7099586 7257536 8175037 8513648 8577088 8737952 10053472 10061584 11793496 12014684 13834678 13937768 14199172 16350074 16656721 17027296 17475904 19164431 20106944 20123168 23586992 24029368 27669356 27875536 28398344 32700148 33313442 34054592 38328862 39047723 40246336 46147309 47173984 48058736 55338712 55751072 56796688 65400296 66626884 76657724 78095446 89925407 92294618 94347968 96117472 106275481 110677424 111502144 113593376 130800592 133253768 153315448 156190892 179850814 183223931 184589236 192234944 212550962 216537373 221354848 227186752 261601184 266507536 306630896 312381784 359701628 366447862 369178472 425101924 433074746 442709696 507620399 523202368 533015072 599915017 613261792 624763568 719403256 732895724 738356944 850203848 866149492 1015240798 1016059981 1066030144 1169030291 1199830034 1226523584 1249527136 1438806512 1465791448 1476713888 1700407696 1732298984 2030481596 2032119962 2338060582 2381911103 2399660068 2499054272 2814985849 2877613024 2931582896 2953427776 3400815392 3464597968 4060963192 4064239924 4676121164 4763822206 4799320136 5629971698 5755226048 5863165792 6599065187 6801630784 6929195936 7798895221 8121926384 8128479848 9352242328 9527644412 9598640272 11176659791 11259943396 11726331584 13198130374 13208779753 13858391872 15597790442 16243852768 16256959696 18704484656 19055288824 19197280544 22353319582 22519886792 26396260748 26417559506 30964844339 31195580884 32487705536 32513919392 36594816037 37408969312 38110577648 38394561088 44706639164 45039773584 52792521496 52835119012 61929688678 62391161768 65027838784 73189632074 74817938624 76221155296 85787847431 89413278328 90079547168 105585042992 105670238024 123859377356 124782323536 145296577283 146379264148 152442310592 171575694862 171714136789 178826556656 180159094336 211170085984 211340476048 247718754712 249564647072 290593154566 292758528296 343151389724 343428273578 357653113312 402542976407 422340171968 422680952096 475732608481 495437509424 499129294144 581186309132 585517056592 686302779448 686856547156 715306226624 805085952814 845361904192 951465216962 990875018848 1162372618264 1171034113184 1372605558896 1373713094312 1610171905628 1888855504679 1902930433924 1981750037696 2232283778257 2324745236528 2342068226368 2745211117792 2747426188624 3220343811256 3777711009358 3805860867848 4464567556514 4649490473056 5233058693291 5490422235584 5494852377248 6440687622512 7555422018716 7611721735696 8929135113028 9298980946112 10466117386582 10989704754496 12881375245024 15110844037432 15223443471392 17858270226056 20932234773164 24555121560827 25762750490048 29019689117341 30221688074864 30446886942784 35716540452112 41864469546328 49110243121654 58039378234682 60443376149728 71433080904224 83728939092656 98220486243308 116078756469364 120886752299456 142866161808448 167457878185312 196440972486616 232157512938728 319216580290751 334915756370624 392881944973232 464315025877456 638433160581502 785763889946464 928630051754912 1276866321163004 1571527779892928 1857260103509824 2553732642326008 5107465284652016 10214930569304032 20429861138608064
• Sum of all divisors σ(n): 48709864439541864
• Sum of proper divisors (its aliquot sum) s(n): 28280003300933800
• 20429861138608064 is an abundant number, because the sum of its proper divisors (28280003300933800) is greater than itself. Its abundance is 7850142162325736

Bases of 20429861138608064

• Binary: 1001000100101001101100110110111111110100010111111000000₂
• Hexadecimal: 0x4894D9B7FA2FC0
• Base-36: 5L5S4N2JL4W

Squares and roots of 20429861138608064

• 20429861138608064 squared (20429861138608064²) is 417379226142807981210403405828096
• 20429861138608064 cubed (20429861138608064³) is 8526999632237259695291955134316983915494703366144
• The square root of 20429861138608064 is 142933065.2389714337
• The cube root of 20429861138608064 is 273372.6975401445

Scales and comparisons

• 20,429,861,138,608,064 seconds is equal to 649,606,390 years, 25 weeks, 6 days, 7 hours, 7 minutes, 44 seconds.
• To count from 1 to 20,429,861,138,608,064 would take you about one billion, nine hundred forty-eight million, eight hundred nineteen thousand, one hundred seventy-one 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 20429861138608064 cubic inches would be around 22781.1 feet tall.

Recreational maths with 20429861138608064

• 20429861138608064 backwards is 46080683116892402
• The number of decimal digits it has is: 17
• The sum of 20429861138608064's digits is 68
• More coming soon!