121995185128140

Names of 121995185128140

• Cardinal: 121995185128140 can be written as One hundred twenty-one trillion, nine hundred ninety-five billion, one hundred eighty-five million, one hundred twenty-eight thousand, one hundred forty.

Scientific notation

• Scientific notation: 1.2199518512814 × 10¹⁴

Factors of 121995185128140

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 13035001

Divisors of 121995185128140

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 10 12 15 20 29 30 58 60 87 116 145 174 290 348 435 580 870 1740 5381 10762 16143 21524 26905 32286 53810 64572 80715 107620 156049 161430 312098 322860 468147 624196 780245 936294 1560490 1872588 2340735 3120980 4681470 9362940 13029581 26059162 39088743 52118324 65147905 78177486 130295810 156354972 195443715 260591620 377857849 390887430 755715698 781774860 1133573547 1511431396 1889289245 2267147094 3778578490 4534294188 5667867735 7557156980 11335735470 22671470940 70112175361 140224350722 210336526083 280448701444 350560876805 420673052166 701121753610 841346104332 1051682630415 1402243507220 2033253085469 2103365260830 4066506170938 4206730521660 6099759256407 8133012341876 10166265427345 12199518512814 20332530854690 24399037025628 30498796282035 40665061709380 60997592564070 121995185128140
• Sum of all divisors σ(n): 353431060032960
• Sum of proper divisors (its aliquot sum) s(n): 231435874904820
• 121995185128140 is an abundant number, because the sum of its proper divisors (231435874904820) is greater than itself. Its abundance is 109440689776680

Bases of 121995185128140

• Binary: 11011101111010000110111101011001000001011001100₂
• Hexadecimal: 0x6EF437AC82CC
• Base-36: 178RTBEI8C

Squares and roots of 121995185128140

• 121995185128140 squared (121995185128140²) is 14882825194449151028219859600
• 121995185128140 cubed (121995185128140³) is 1815633014826570373197336205332118809144000
• The square root of 121995185128140 is 11045143.0560287449
• The cube root of 121995185128140 is 49596.1041652823

Scales and comparisons

• 121,995,185,128,140 seconds is equal to 3,879,069 years, 27 weeks, 4 days, 8 hours, 29 minutes.
• To count from 1 to 121,995,185,128,140 would take you about nine million, six hundred ninety-seven thousand, six hundred seventy-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 121995185128140 cubic inches would be around 4133 feet tall.

Recreational maths with 121995185128140

• 121995185128140 backwards is 041821581599121
• The number of decimal digits it has is: 15
• The sum of 121995185128140's digits is 57
• More coming soon!