1221117239507211

Names of 1221117239507211

• Cardinal: 1221117239507211 can be written as One quadrillion, two hundred twenty-one trillion, one hundred seventeen billion, two hundred thirty-nine million, five hundred seven thousand, two hundred eleven.

Scientific notation

• Scientific notation: 1.221117239507211 × 10¹⁵

Factors of 1221117239507211

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 209

Divisors of 1221117239507211

• Number of divisors d(n): 288
• Complete list of divisors:
  1 3 9 27 31 43 59 73 93 129 177 219 279 387 531 657 837 961 1161 1333 1593 1829 1971 2263 2537 2883 3139 3481 3999 4307 5329 5487 6789 7611 8649 9417 10443 11997 12921 15987 16461 20367 22833 25947 28251 31329 35991 38763 41323 47961 49383 56699 61101 68499 70153 78647 84753 93987 97309 107911 116289 123969 133517 143883 149683 165199 170097 185201 205379 210459 229147 235941 254113 291927 314411 323733 371907 400551 449049 495597 510291 555603 616137 631377 687441 707823 762339 875781 943233 971199 1115721 1201653 1347147 1486791 1530873 1666809 1848411 1894131 2062323 2123469 2287017 2438057 2627343 2829699 2913597 3016579 3345241 3604959 4041441 4139027 4460373 4640173 5000427 5121169 5545233 5741231 6186969 6366749 6861051 7103557 7314171 7877503 8489097 8831297 9049737 9746741 10035723 10926859 12417081 13519673 13920519 14992667 15363507 17223693 18550249 19100247 21310671 21942513 23632509 26493891 27149211 29240223 30107169 32780577 37251243 40559019 41761557 44978001 46090521 51671079 55650747 57300741 63932013 65827539 70897527 79481673 81447633 87720669 90321507 98341731 111753729 121677057 125284671 134934003 138271563 143845363 155013237 166952241 171902223 177978161 191796039 197369219 212692581 220210267 238445019 244202593 263162007 273770207 295025193 302148971 338732629 365031171 404802009 419109863 431536089 464772677 500856723 533934483 575057719 592107657 644684681 660630801 732607779 797660707 821310621 906446913 1016197887 1094464691 1257329589 1294608267 1394318031 1601803449 1725173157 1776322971 1934054043 1981892403 2197823337 2392982121 2463931863 2719340739 3048593661 3283394073 3771988767 3883824801 4182954093 4805410347 5175519471 5328968913 5802162129 5945677209 6593470011 7178946363 7391795589 8158022217 8486876417 9145780983 9850182219 10500711499 11315966301 12548862279 12992405753 14407952987 15526558413 17406486387 17826789289 19985225111 21536839089 24727481917 25460629251 29550546657 31502134497 33928405421 38977217259 43223858961 47061981713 53480367867 59955675333 74182445751 76381887753 94506403491 101785216263 116931651777 129671576883 141185945139 160441103601 179867025999 222547337253 229145663259 283519210473 305355648789 350794955331 389014730649 423557835417 481323310803 539601077997 619541978441 667642011759 766551939427 916066946367 1051780568051 1270673506251 1458921433103 1858625935323 2299655818281 3155341704153 4376764299309 5575877805969 6898967454843 9466025112459 13130292897927 16727633417907 20696902364529 28398075337377 39390878693781 45226564426193 135679693278579 407039079835737 1221117239507211
• Sum of all divisors σ(n): 1972772026156800
• Sum of proper divisors (its aliquot sum) s(n): 751654786649589
• 1221117239507211 is a deficient number, because the sum of its proper divisors (751654786649589) is less than itself. Its deficiency is 469462452857622

Bases of 1221117239507211

• Binary: 100010101101001100110000011010010100011100100001011₂
• Hexadecimal: 0x45699834A390B
• Base-36: C0ULIK38CR

Squares and roots of 1221117239507211

• 1221117239507211 squared (1221117239507211²) is 1491127312621711313078120998521
• 1221117239507211 cubed (1221117239507211³) is 1820841267742430145443190521839553433299834931
• The square root of 1221117239507211 is 34944487.9703110115
• The cube root of 1221117239507211 is 106885.5806487097

Scales and comparisons

• 1,221,117,239,507,211 seconds is equal to 38,827,751 years, 2 weeks, 5 days, 4 hours, 26 minutes, 51 seconds.
• To count from 1 to 1,221,117,239,507,211 would take you about one hundred sixteen million, four hundred eighty-three thousand, two 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 1221117239507211 cubic inches would be around 8907.1 feet tall.

Recreational maths with 1221117239507211

• 1221117239507211 backwards is 1127059327111221
• The number of decimal digits it has is: 16
• The sum of 1221117239507211's digits is 45
• More coming soon!