1221487287993973

Names of 1221487287993973

• Cardinal: 1221487287993973 can be written as One quadrillion, two hundred twenty-one trillion, four hundred eighty-seven billion, two hundred eighty-seven million, nine hundred ninety-three thousand, nine hundred seventy-three.

Scientific notation

• Scientific notation: 1.221487287993973 × 10¹⁵

Factors of 1221487287993973

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 200

Divisors of 1221487287993973

• Number of divisors d(n): 576
• Complete list of divisors:
  1 7 11 13 29 49 61 77 79 91 121 143 169 203 319 377 427 539 553 637 671 793 847 869 1001 1027 1183 1331 1421 1573 1769 1859 2197 2233 2291 2639 2989 3509 3721 3871 4147 4697 4819 4901 5551 5929 6083 7007 7189 7381 8281 8723 9317 9559 10309 11011 11297 12383 13013 13351 15379 15631 16037 17303 18473 19459 20449 22997 24167 24563 25201 26047 29029 29783 32879 33733 34307 38599 38857 40931 42581 45617 48373 50323 51667 53009 53911 61061 62647 63713 65219 66913 72163 77077 79079 81191 86681 91091 93457 95953 105149 107653 107909 112259 113399 121121 124267 134017 136213 139751 143143 146861 160979 169169 171941 173563 176407 182329 203203 208481 214049 224939 236131 240149 252967 265837 270193 277211 286517 293959 298961 319319 327613 338611 361669 371063 377377 387179 427427 438529 445991 450241 468391 501787 505141 532103 553553 568337 583099 593021 628849 654199 671671 689117 700843 736043 755363 793793 814411 847847 869869 938119 953491 978257 1002001 1028027 1055483 1126853 1184183 1186999 1214941 1234849 1247389 1366937 1402817 1459367 1474187 1498343 1537261 1574573 1615471 1770769 1816763 1860859 1891351 1909193 1940477 2005619 2057713 2092727 2235233 2293291 2354539 2370277 2597441 2641639 2710253 2782637 2924207 3049321 3069703 3121937 3151687 3233549 3288571 3512509 3603743 3724721 3821467 3886493 3978359 4081693 4151147 4258969 4401943 4701697 4823819 4905901 4952651 5033327 5152301 5287541 5556551 5700877 5853133 6089083 6414089 6523231 6566833 6847799 6917339 7196189 7388381 7580287 7709273 8175037 8308993 8504587 8524811 8731723 8958521 9568559 9819719 10319309 10488401 10587343 10760827 11022011 11308297 12395383 12717341 13026013 13056989 13364351 13583339 13721279 14403991 14649089 15430987 16053037 16216057 16481773 16909871 17770181 18236621 18971771 19478459 19984393 20469449 21001123 21345247 22061809 22634843 23019997 23617919 24587563 25226201 26073047 26750269 27205451 28571851 29058029 29812783 30609007 30813601 33766733 34341307 34668557 35233289 35569039 36174281 39641173 39906139 40971931 42036137 42751423 44898623 45662617 46848659 48421373 49679071 51718667 53062009 53964911 55366597 57225259 58162951 59673677 61122061 62709647 64384463 66979913 68738033 72235163 74111401 75325789 76090729 79158079 83383157 84802003 89021387 89925407 91398923 93550457 93772921 96048953 98543731 108016909 110822543 113512399 115372411 116460773 118369097 124391267 127656347 136349213 139890751 143286143 143626879 147007861 149416729 158443901 161139979 165325433 169740857 176583407 178376627 186008581 187251883 190438157 200602831 208689481 214263049 219828323 231012353 237076073 242679899 246633023 248983273 253219967 259797109 277488211 286803517 294252959 299259961 307032947 314290361 319638319 327940613 338949611 347753497 371434063 377754377 387566179 391259429 397917091 400576813 417715739 438967529 450691241 462397507 470265653 515335249 518779807 532635103 546469781 583682099 593614021 609032567 629477849 639792461 645827923 656410447 672342671 689806117 756118363 775757801 794586793 815225411 828583679 836998019 870738869 893594429 979235257 989179477 1005388153 1029055027 1031502131 1083981041 1157278031 1188185999 1219047973 1248636389 1281068503 1302060067 1404219817 1440693059 1499841343 1538798261 1617086471 1659532511 1742882911 1772539769 1818579763 1867149427 1942417477 2059770713 2094819727 2149230629 2206631141 2295584291 2418111553 2434274479 2607836803 2712963253 2738816003 2785419637 2857768199 3154838687 3236782549 3291859571 3377362417 3607346743 3728445721 3825288467 4085774693 4155298147 4263227969 4406344943 4520795461 4594873129 4828642819 5086372577 5172922183 5430304607 5706577877 5858986133 6011167591 6699358237 6924256339 7037717071 7104107153 7220514917 7587867287 8317301993 8533335811 8740454723 8967479521 9114420469 9829538719 10084851413 10771587827 10880974247 11319605297 11346523441 11616727577 12730058341 13070045989 13409527703 14091753533 15044614403 15446417987 15847623649 16926780871 18254857621 18729009767 19171712021 19497937459 20004377393 22657477843 23043016997 23641536919 24272942551 25251427201 26777019269 28686204833 29842595783 31435450189 31645568227 35604608039 36210455281 37150986587 41012902931 42078173137 46895507659 48469794373 49728750071 50543604419 53115071009 59733350677 62772356647 66122843501 70593959891 76166819729 78145178683 79425664087 91490321923 93866693921 98642274731 108124925909 110933365543 118487466097 127784003347 131103068369 140030641751 147504804733 165490758433 169910597857 174323860139 200803433831 206019107437 220048151323 249232256273 253473186967 260056906109 294547211959 315548253163 328268553613 348101250497 408660852457 462859904507 533167738103 547016250781 555979648609 657066857447 690495923117 776533558801 859596965513 917721478583 1032533633131 1189374184999 1220267020973 1405624036817 1442133752059 1540337059261 1820398342763 1917562461529 2208837772141 2266210181807 2860625967199 3240019331549 3829113755467 6017178758591 7227735431917 8541869146811 10094936264413 13422937230703 15461864404987 15863471272649 20024381770393 24928311999877 42120251310137 93960560614921 111044298908543 174498183999139 1221487287993973
• Sum of all divisors σ(n): 1803185774208000
• Sum of proper divisors (its aliquot sum) s(n): 581698486214027
• 1221487287993973 is a deficient number, because the sum of its proper divisors (581698486214027) is less than itself. Its deficiency is 639788801779946

Bases of 1221487287993973

• Binary: 100010101101110111110101011111001100000011001110101₂
• Hexadecimal: 0x456EFABE60675
• Base-36: C0ZBIHEK51

Squares and roots of 1221487287993973

• 1221487287993973 squared (1221487287993973²) is 1492031194730871136230484324729
• 1221487287993973 cubed (1221487287993973³) is 1822497137654219202061009880401676415926858317
• The square root of 1221487287993973 is 34949782.3740573957
• The cube root of 1221487287993973 is 106896.3764596803

Scales and comparisons

• 1,221,487,287,993,973 seconds is equal to 38,839,517 years, 23 weeks, 2 days, 18 hours, 46 minutes, 13 seconds.
• To count from 1 to 1,221,487,287,993,973 would take you about one hundred sixteen million, five hundred eighteen thousand, five hundred fifty-two 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 1221487287993973 cubic inches would be around 8908 feet tall.

Recreational maths with 1221487287993973

• 1221487287993973 backwards is 3793997827841221
• The number of decimal digits it has is: 16
• The sum of 1221487287993973's digits is 82
• More coming soon!