121831813248255

Names of 121831813248255

• Cardinal: 121831813248255 can be written as One hundred twenty-one trillion, eight hundred thirty-one billion, eight hundred thirteen million, two hundred forty-eight thousand, two hundred fifty-five.

Scientific notation

• Scientific notation: 1.21831813248255 × 10¹⁴

Factors of 121831813248255

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2486109870

Divisors of 121831813248255

• Number of divisors d(n): 60
• Complete list of divisors:
  1 3 5 9 11 15 27 33 45 55 81 99 121 135 165 297 363 405 495 605 891 1089 1485 1815 3267 4455 5445 9801 16335 49005 2486109851 7458329553 12430549255 22374988659 27347208361 37291647765 67124965977 82041625083 111874943295 136736041805 201374897931 246124875249 300819291971 335624829885 410208125415 738374625747 902457875913 1006874489655 1230624376245 1504096459855 2215123877241 2707373627739 3691873128735 4512289379565 8122120883217 11075619386205 13536868138695 24366362649651 40610604416085 121831813248255
• Sum of all divisors σ(n): 240053795089416
• Sum of proper divisors (its aliquot sum) s(n): 118221981841161
• 121831813248255 is a deficient number, because the sum of its proper divisors (118221981841161) is less than itself. Its deficiency is 3609831407094

Bases of 121831813248255

• Binary: 11011101100111000101101111100110111010011111111₂
• Hexadecimal: 0x6ECE2DF374FF
• Base-36: 176ORG04XR

Squares and roots of 121831813248255

• 121831813248255 squared (121831813248255²) is 14842990719357682534260545025
• 121831813248255 cubed (121831813248255³) is 1808348473366367319661538292306731930181375
• The square root of 121831813248255 is 11037744.9349156007
• The cube root of 121831813248255 is 49573.9551261715

Scales and comparisons

• 121,831,813,248,255 seconds is equal to 3,873,874 years, 42 weeks, 1 day, 2 hours, 44 minutes, 15 seconds.
• To count from 1 to 121,831,813,248,255 would take you about nine million, six hundred eighty-four thousand, six hundred eighty-seven 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 121831813248255 cubic inches would be around 4131.2 feet tall.

Recreational maths with 121831813248255

• 121831813248255 backwards is 552842318138121
• The number of decimal digits it has is: 15
• The sum of 121831813248255's digits is 54
• More coming soon!