128006746662018

Names of 128006746662018

• Cardinal: 128006746662018 can be written as One hundred twenty-eight trillion, six billion, seven hundred forty-six million, six hundred sixty-two thousand and eighteen.

Scientific notation

• Scientific notation: 1.28006746662018 × 10¹⁴

Factors of 128006746662018

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 222

Divisors of 128006746662018

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 6 7 14 21 42 79 131 158 237 262 393 474 553 786 917 1106 1659 1834 2751 3318 5502 10349 17161 20698 31047 34322 51483 62094 72443 102966 120127 144886 217329 240254 360381 434658 720762 1355719 2248091 2711438 4067157 4496182 6744273 8134314 9490033 13488546 15736637 18980066 28470099 31473274 47209911 56940198 94419822 177599189 294499921 355198378 532797567 588999842 883499763 1065595134 1243194323 1766999526 2061499447 2486388646 3729582969 4122998894 6184498341 7459165938 12368996682 23265493759 38579489651 46530987518 69796481277 77158979302 115738468953 139592962554 162858456313 231476937906 270056427557 325716912626 488575368939 540112855114 810169282671 977150737878 1620338565342 3047779682429 6095559364858 9143339047287 18286678094574 21334457777003 42668915554006 64003373331009 128006746662018
• Sum of all divisors σ(n): 298569638062080
• Sum of proper divisors (its aliquot sum) s(n): 170562891400062
• 128006746662018 is an abundant number, because the sum of its proper divisors (170562891400062) is greater than itself. Its abundance is 42556144738044

Bases of 128006746662018

• Binary: 11101000110101111100100101010011110010010000010₂
• Hexadecimal: 0x746BE4A9E482
• Base-36: 19DHHJXCHU

Squares and roots of 128006746662018

• 128006746662018 squared (128006746662018²) is 16385727190994056385123832324
• 128006746662018 cubed (128006746662018³) is 2097483629410516006727727802811766931469832
• The square root of 128006746662018 is 11314006.6582099023
• The cube root of 128006746662018 is 50397.7274241441

Scales and comparisons

• 128,006,746,662,018 seconds is equal to 4,070,218 years, 30 weeks, 5 days, 20 hours, 20 minutes, 18 seconds.
• To count from 1 to 128,006,746,662,018 would take you about ten million, one hundred seventy-five thousand, five hundred forty-six 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 128006746662018 cubic inches would be around 4199.8 feet tall.

Recreational maths with 128006746662018

• 128006746662018 backwards is 810266647600821
• The number of decimal digits it has is: 15
• The sum of 128006746662018's digits is 57
• More coming soon!