121638626031285

Names of 121638626031285

• Cardinal: 121638626031285 can be written as One hundred twenty-one trillion, six hundred thirty-eight billion, six hundred twenty-six million, thirty-one thousand, two hundred eighty-five.

Scientific notation

• Scientific notation: 1.21638626031285 × 10¹⁴

Factors of 121638626031285

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 6637

Divisors of 121638626031285

• Number of divisors d(n): 216
• Complete list of divisors:
  1 3 5 9 11 15 19 27 33 45 55 57 81 95 99 121 135 165 171 209 243 285 297 363 405 495 513 605 627 855 891 1045 1089 1215 1485 1539 1815 1881 2299 2565 2673 3135 3267 4455 4617 5445 5643 6599 6897 7695 9405 9801 11495 13365 16335 16929 19797 20691 23085 28215 29403 32995 34485 49005 50787 59391 62073 72589 84645 98985 103455 125381 147015 178173 186219 217767 253935 296955 310365 362945 376143 534519 558657 626905 653301 798479 890865 931095 1088835 1128429 1379191 1603557 1880715 1959903 2395437 2672595 2793285 3266505 3385287 3992395 4137573 5642145 5879709 6895955 7186311 8017785 9799515 10155861 11977185 12412719 15171101 16926435 17639127 20687865 21558933 29398545 30467583 35931555 37238157 43546801 45513303 50779305 62063595 64676799 75855505 88195635 107794665 111714471 130640403 136539909 152337915 186190785 194030397 217734005 227566515 323383995 335143413 391921209 409619727 479014811 558572355 653202015 682699545 827389219 970151985 1175763627 1228859181 1437044433 1675717065 1959606045 2048098635 2395074055 2482167657 3527290881 3686577543 4136946095 4311133299 5269162921 5878818135 6144295905 7185222165 7446502971 9101281409 10581872643 12410838285 12933399897 15807488763 17636454405 18432887715 21555666495 22339508913 26345814605 27303844227 37232514855 38800199691 45506407045 47422466289 52909363215 64666999485 67018526739 79037443815 81911532681 100114095499 111697544565 116400599073 136519221135 142267398867 194000998455 201055580217 237112331445 245734598043 300342286497 335092633695 409557663405 426802196601 500570477495 582002995365 711336994335 737203794129 901026859491 1005277901085 1228672990215 1280406589803 1501711432485 2134010983005 2211611382387 2703080578473 3686018970645 4505134297455 6402032949015 8109241735419 11058056911935 13515402892365 24327725206257 40546208677095 121638626031285
• Sum of all divisors σ(n): 253020869905440
• Sum of proper divisors (its aliquot sum) s(n): 131382243874155
• 121638626031285 is an abundant number, because the sum of its proper divisors (131382243874155) is greater than itself. Its abundance is 9743617842870

Bases of 121638626031285

• Binary: 11011101010000100110011000110000111011010110101₂
• Hexadecimal: 0x6EA1331876B5
• Base-36: 17480HBMB9

Squares and roots of 121638626031285

• 121638626031285 squared (121638626031285²) is 14795955342778804829798751225
• 121638626031285 cubed (121638626031285³) is 1799759678715864304317718864625070782074125
• The square root of 121638626031285 is 11028990.2543834443
• The cube root of 121638626031285 is 49547.7383258513

Scales and comparisons

• 121,638,626,031,285 seconds is equal to 3,867,732 years, 2 weeks, 5 days, 22 hours, 54 minutes, 45 seconds.
• To count from 1 to 121,638,626,031,285 would take you about nine million, six hundred sixty-nine thousand, three hundred thirty 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 121638626031285 cubic inches would be around 4129 feet tall.

Recreational maths with 121638626031285

• 121638626031285 backwards is 582130626836121
• The number of decimal digits it has is: 15
• The sum of 121638626031285's digits is 54
• More coming soon!