16991641378189760

Names of 16991641378189760

• Cardinal: 16991641378189760 can be written as Sixteen quadrillion, nine hundred ninety-one trillion, six hundred forty-one billion, three hundred seventy-eight million, one hundred eighty-nine thousand, seven hundred sixty.

Scientific notation

• Scientific notation: 1.699164137818976 × 10¹⁶

Factors of 16991641378189760

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 420

Divisors of 16991641378189760

• Number of divisors d(n): 448
• Complete list of divisors:
  1 2 4 5 8 10 16 20 29 32 40 58 64 71 80 116 142 145 160 232 284 290 313 320 355 464 568 580 626 710 841 928 1136 1160 1252 1420 1565 1682 1856 2059 2272 2320 2504 2840 3130 3364 4118 4205 4544 4640 5008 5680 6260 6728 8236 8410 9077 9280 10016 10295 11360 12520 13456 16472 16820 18154 20032 20590 22223 22720 24389 25040 26912 32944 33640 36308 41180 44446 45385 48778 50080 53824 59711 65888 67280 72616 82360 88892 90770 97556 97969 100160 111115 119422 121945 131776 134560 145232 164720 177784 181540 195112 195938 222230 238844 243890 263233 269120 290464 298555 329440 355568 363080 390224 391876 444460 477688 487780 489845 526466 580928 597110 644467 658880 711136 726160 780448 783752 888920 955376 975560 979690 1052932 1194220 1288934 1316165 1422272 1452320 1560896 1567504 1731619 1777840 1910752 1951120 1959380 2105864 2388440 2577868 2632330 2841101 2904640 3135008 3222335 3463238 3555680 3821504 3902240 3918760 4211728 4776880 5155736 5264660 5682202 6270016 6444670 6926476 6955799 7111360 7633757 7804480 7837520 8423456 8658095 9553760 10311472 10529320 11364404 12889340 13852952 13911598 14205505 15267514 15675040 16846912 17316190 18689543 19107520 20622944 21058640 22728808 25778680 27705904 27823196 28411010 30535028 30664297 31350080 34632380 34778995 37379086 38168785 41245888 42117280 45457616 51557360 55411808 55646392 56822020 61070056 61328594 69264760 69557990 74758172 76337570 82391929 84234560 90915232 93447715 103114720 110823616 111292784 113644040 122140112 122657188 138529520 139115980 149516344 152675140 153321485 164783858 181830464 186895430 201718171 206229440 222585568 227288080 244280224 245314376 277059040 278231960 299032688 305350280 306642970 329567716 373790860 403436342 411959645 445171136 454576160 488560448 490628752 541996747 554118080 556463920 598065376 610700560 613285940 659135432 747581720 806872684 823919290 889264613 909152320 981257504 1008590855 1083993494 1112927840 1196130752 1221401120 1226571880 1318270864 1495163440 1613745368 1647838580 1778529226 1962515008 2017181710 2167986988 2177165087 2225855680 2389365941 2442802240 2453143760 2636541728 2709983735 2990326880 3227490736 3295677160 3557058452 4034363420 4335973976 4354330174 4446323065 4778731882 4906287520 5273083456 5419967470 5849826959 5980653760 6454981472 6591354320 7114116904 8068726840 8671947952 8708660348 8892646130 9557463764 9812575040 10839934940 10885825435 11699653918 11946829705 12909962944 13182708640 14228233808 16137453680 17343895904 17417320696 17785292260 19114927528 21679869880 21771650870 23399307836 23893659410 25788673777 26365417280 28456467616 29249134795 32274907360 34687791808 34834641392 35570584520 38229855056 43359739760 43543301740 46798615672 47787318820 51577347554 56912935232 58498269590 63137787523 64549814720 69669282784 71141169040 76459710112 86719479520 87086603480 93597231344 95574637640 103154695108 116996539180 126275575046 128943368885 139338565568 142282338080 152919420224 169644981811 173438959040 174173206960 187194462688 191149275280 206309390216 233993078360 252551150092 257886737770 284564676160 315688937615 339289963622 348346413920 374388925376 382298550560 412618780432 467986156720 505102300184 515773475540 631377875230 678579927244 696692827840 747871539533 764597101120 825237560864 848224909055 935972313440 1010204600368 1031546951080 1262755750460 1357159854488 1495743079066 1650475121728 1696449818110 1830995838167 1871944626880 2020409200736 2063093902160 2525511500920 2714319708976 2991486158132 3392899636220 3661991676334 3739357697665 4040818401472 4126187804320 5051023001840 5428639417952 5982972316264 6785799272440 7323983352668 7478715395330 8252375608640 9154979190835 10102046003680 10857278835904 11965944632528 13571598544880 14647966705336 14957430790660 18309958381670 20204092007360 23931889265056 27143197089760 29295933410672 29914861581320 36619916763340 47863778530112 53098879306843 54286394179520 58591866821344 59829723162640 73239833526680 106197758613686 117183733642688 119659446325280 146479667053360 212395517227372 239318892650560 265494396534215 292959334106720 424791034454744 530988793068430 585918668213440 849582068909488 1061977586136860 1699164137818976 2123955172273720 3398328275637952 4247910344547440 8495820689094880 16991641378189760
• Sum of all divisors σ(n): 42632771857171200
• Sum of proper divisors (its aliquot sum) s(n): 25641130478981440
• 16991641378189760 is an abundant number, because the sum of its proper divisors (25641130478981440) is greater than itself. Its abundance is 8649489100791680

Bases of 16991641378189760

• Binary: 111100010111011100111011001100011111110111000111000000₂
• Hexadecimal: 0x3C5DCECC7F71C0
• Base-36: 4NB18ADE7CW

Squares and roots of 16991641378189760

• 16991641378189760 squared (16991641378189760²) is 288715876725010406619814568857600
• 16991641378189760 cubed (16991641378189760³) is 4905756637501020677369184317648202362359218176000
• The square root of 16991641378189760 is 130351990.3115781351
• The cube root of 16991641378189760 is 257086.0102543947

Scales and comparisons

• 16,991,641,378,189,760 seconds is equal to 540,281,637 years, 11 weeks, 6 days, 6 hours, 29 minutes, 20 seconds.
• To count from 1 to 16,991,641,378,189,760 would take you about one billion, six hundred twenty million, eight hundred forty-four thousand, nine hundred eleven 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 16991641378189760 cubic inches would be around 21423.8 feet tall.

Recreational maths with 16991641378189760

• 16991641378189760 backwards is 06798187314619961
• The number of decimal digits it has is: 17
• The sum of 16991641378189760's digits is 86
• More coming soon!