1221296510993868

Names of 1221296510993868

• Cardinal: 1221296510993868 can be written as One quadrillion, two hundred twenty-one trillion, two hundred ninety-six billion, five hundred ten million, nine hundred ninety-three thousand, eight hundred sixty-eight.

Scientific notation

• Scientific notation: 1.221296510993868 × 10¹⁵

Factors of 1221296510993868

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 1014

Divisors of 1221296510993868

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 6 9 12 18 27 29 36 54 58 61 81 87 108 116 122 162 174 183 243 244 261 324 348 366 486 522 549 732 783 841 919 972 1044 1098 1566 1647 1682 1769 1838 2196 2349 2523 2757 3132 3294 3364 3538 3676 4698 4941 5046 5307 5514 6588 7047 7076 7569 8271 9396 9882 10092 10614 11028 14094 14823 15138 15921 16542 19764 21228 22707 24389 24813 26651 28188 29646 30276 31842 33084 45414 47763 48778 49626 51301 53302 56059 59292 63684 68121 73167 74439 79953 90828 95526 97556 99252 102602 106604 112118 136242 143289 146334 148878 153903 159906 168177 191052 204363 205204 219501 223317 224236 239859 272484 286578 292668 297756 307806 319812 336354 408726 429867 439002 446634 461709 479718 504531 573156 615612 658503 672708 719577 772879 817452 844561 859734 878004 893268 923418 959436 1009062 1317006 1385127 1439154 1487729 1513593 1545758 1625711 1689122 1719468 1846836 1975509 2018124 2158731 2318637 2533683 2634012 2770254 2878308 2975458 3027186 3091516 3251422 3378244 3951018 4155381 4317462 4463187 4540779 4637274 4877133 5067366 5540508 5926527 5950916 6054372 6476193 6502844 6955911 7601049 7902036 8310762 8634924 8926374 9081558 9274548 9754266 10134732 11853054 12466143 12952386 13389561 13622337 13911822 14631399 15202098 16621524 17852748 18163116 19508532 20867733 22413491 22803147 23706108 24492269 24932286 25904772 26779122 27244674 27823644 29262798 30404196 40168683 41735466 43894197 44826982 45606294 47145619 48984538 49864572 51518221 53558244 54489348 58525596 62603199 67240473 68409441 73476807 80337366 83470932 87788394 89653964 91212588 94291238 97969076 103036442 120506049 125206398 131682591 134480946 136818882 141436857 146953614 154554663 160674732 175576788 187809597 188582476 201721419 205228323 206072884 220430421 241012098 250412796 263365182 268961892 273637764 282873714 293907228 309109326 361518147 375619194 395047773 403442838 410456646 424310571 440860842 463663989 482024196 526730364 565747428 605164257 618218652 661291263 710275801 723036294 751238388 790095546 806885676 820913292 848621142 881721684 927327978 1210328514 1272931713 1322582526 1367222951 1390991967 1420551602 1446072588 1494028409 1580191092 1697242284 1815492771 1854655956 1983873789 2130827403 2420657028 2545863426 2645165052 2734445902 2781983934 2841103204 2988056818 3630985542 3818795139 3967747578 4101668853 4172975901 4261654806 4482085227 5091726852 5446478313 5468891804 5563967868 5951621367 5976113636 6392482209 7261971084 7637590278 7935495156 8203337706 8345951802 8523309612 8964170454 10892956626 11456385417 11903242734 12305006559 12518927703 12784964418 13446255681 15275180556 16406675412 16691903604 17928340908 19177446627 20597998229 21785913252 22912770834 23806485468 24610013118 25037855406 25569928836 26892511362 36915019677 38354893254 40338767043 41195996458 43326823861 45825541668 49220026236 50075710812 53785022724 57532339881 61793994687 73830039354 76709786508 80677534086 82391992916 86653647722 110745059031 115064679762 121016301129 123587989374 129980471583 147660078708 161355068172 172597019643 173307295444 185381984061 221490118062 230129359524 242032602258 247175978748 259960943166 332235177093 345194039286 363048903387 370763968122 389941414749 442980236124 484065204516 519921886332 556145952183 664470354186 690388078572 726097806774 741527936244 779882829498 1112291904366 1169824244247 1256477891969 1328940708372 1452195613548 1559765658996 1668437856549 2224583808732 2339648488494 2512955783938 3336875713098 3509472732741 3769433675907 4679296976988 5005313569647 5025911567876 6673751426196 7018945465482 7538867351814 10010627139294 10528418198223 11308301027721 14037890930964 15077734703628 20021254278588 21056836396446 22616602055442 33924903083163 42113672792892 45233204110884 67849806166326 101774709249489 135699612332652 203549418498978 305324127748467 407098836997956 610648255496934 1221296510993868
• Sum of all divisors σ(n): 3373869745078560
• Sum of proper divisors (its aliquot sum) s(n): 2152573234084692
• 1221296510993868 is an abundant number, because the sum of its proper divisors (2152573234084692) is greater than itself. Its abundance is 931276723090824

Bases of 1221296510993868

• Binary: 100010101101100001101000000101101000000010111001100₂
• Hexadecimal: 0x456C340B405CC
• Base-36: C0WVVDPCR0

Squares and roots of 1221296510993868

• 1221296510993868 squared (1221296510993868²) is 1491565167765795140589133601424
• 1221296510993868 cubed (1221296510993868³) is 1821643335312348992733523496129903264420068032
• The square root of 1221296510993868 is 34947052.9657919511
• The cube root of 1221296510993868 is 106890.8109953419

Scales and comparisons

• 1,221,296,510,993,868 seconds is equal to 38,833,451 years, 17 weeks, 1 day, 15 hours, 37 minutes, 48 seconds.
• To count from 1 to 1,221,296,510,993,868 would take you about one hundred sixteen million, five hundred thousand, three hundred fifty-three 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 1221296510993868 cubic inches would be around 8907.6 feet tall.

Recreational maths with 1221296510993868

• 1221296510993868 backwards is 8683990156921221
• The number of decimal digits it has is: 16
• The sum of 1221296510993868's digits is 72
• More coming soon!