121831230252081

Names of 121831230252081

• Cardinal: 121831230252081 can be written as One hundred twenty-one trillion, eight hundred thirty-one billion, two hundred thirty million, two hundred fifty-two thousand and eighty-one.

Scientific notation

• Scientific notation: 1.21831230252081 × 10¹⁴

Factors of 121831230252081

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 163107

Divisors of 121831230252081

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 7 21 31 43 61 93 129 183 217 301 427 439 651 903 1281 1317 1333 1891 2623 3073 3999 5673 7869 9219 9331 13237 13609 18361 18877 26779 27993 39711 40827 55083 56631 80337 81313 95263 132139 162523 187453 243939 285789 396417 487569 562359 569191 585187 830149 1137661 1151497 1707573 1755561 2490447 3412983 3454491 4096309 5038213 5811043 6988489 8060479 9913903 12288927 15114639 17433129 20965467 24181437 29741709 35267491 35696407 48919423 69397321 71347597 105802473 107089221 146758269 208191963 214042791 216643159 249874849 307330993 426297829 499433179 649929477 749624547 921992979 1278893487 1498299537 1516502113 2151316951 2211775507 2984084803 3067946671 4352203417 4549506339 6453950853 6635326521 8952254409 9203840013 13056610251 13215232699 15482428549 21475626697 30465423919 39645698097 46447285647 64426880091 91396271757 92506628893 95106346801 134918305927 187144746931 277519886679 285319040403 404754917781 561434240793 665744427607 944428141489 1310013228517 1997233282821 2833284424467 3930039685551 5801487154861 17404461464583 40610410084027 121831230252081
• Sum of all divisors σ(n): 199762747064320
• Sum of proper divisors (its aliquot sum) s(n): 77931516812239
• 121831230252081 is a deficient number, because the sum of its proper divisors (77931516812239) is less than itself. Its deficiency is 43899713439842

Bases of 121831230252081

• Binary: 11011101100111000001011001100111010010000110001₂
• Hexadecimal: 0x6ECE0B33A431
• Base-36: 176OHSWI7L

Squares and roots of 121831230252081

• 121831230252081 squared (121831230252081²) is 14842848664735576642804830561
• 121831230252081 cubed (121831230252081³) is 1808322513270193061407392052883104522647441
• The square root of 121831230252081 is 11037718.5256773511
• The cube root of 121831230252081 is 49573.8760513895

Scales and comparisons

• 121,831,230,252,081 seconds is equal to 3,873,856 years, 14 weeks, 1 day, 11 hours, 21 minutes, 21 seconds.
• To count from 1 to 121,831,230,252,081 would take you about nine million, six hundred eighty-four thousand, six hundred forty 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 121831230252081 cubic inches would be around 4131.2 feet tall.

Recreational maths with 121831230252081

• 121831230252081 backwards is 180252032138121
• The number of decimal digits it has is: 15
• The sum of 121831230252081's digits is 39
• More coming soon!