71421638155218

Names of 71421638155218

• Cardinal: 71421638155218 can be written as Seventy-one trillion, four hundred twenty-one billion, six hundred thirty-eight million, one hundred fifty-five thousand, two hundred eighteen.

Scientific notation

• Scientific notation: 7.1421638155218 × 10¹³

Factors of 71421638155218

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2190

Divisors of 71421638155218

• Number of divisors d(n): 162
• Complete list of divisors:
  1 2 3 6 9 13 18 26 39 73 78 117 146 169 219 234 338 438 507 657 949 1014 1314 1521 1898 2099 2847 3042 4198 5329 5694 6297 8541 10658 12337 12594 15987 17082 18891 24674 27287 31974 37011 37782 47961 54574 69277 74022 81861 95922 111033 138554 153227 163722 207831 222066 245583 306454 354731 415662 459681 491166 623493 709462 900601 919362 1064193 1246986 1379043 1801202 1991951 2128386 2701803 2758086 3192579 3983902 4405801 5403606 5975853 6385158 8105409 8811602 11185571 11951706 13217403 16210818 17927559 22371142 25895363 26434806 33556713 35855118 39652209 51790726 57275413 67113426 77686089 79304418 100670139 114550826 145412423 155372178 171826239 201340278 233058267 290824846 321623473 343652478 436237269 466116534 515478717 643246946 744580369 872474538 964870419 1030957434 1308711807 1489160738 1890361499 1929740838 2233741107 2617423614 2894611257 3780722998 4181105149 4467482214 5671084497 5789222514 6701223321 8362210298 11342168994 12543315447 13402446642 17013253491 23478513529 25086630894 34026506982 37629946341 46957027058 54354366937 70435540587 75259892682 108708733874 140871081174 163063100811 211306621761 305220675877 326126201622 422613243522 489189302433 610441351754 915662027631 978378604866 1831324055262 2746986082893 3967868786401 5493972165786 7935737572802 11903606359203 23807212718406 35710819077609 71421638155218
• Sum of all divisors σ(n): 169974000528111
• Sum of proper divisors (its aliquot sum) s(n): 98552362372893
• 71421638155218 is an abundant number, because the sum of its proper divisors (98552362372893) is greater than itself. Its abundance is 27130724217675

Bases of 71421638155218

• Binary: 10000001111010100100101010111110001101111010010₂
• Hexadecimal: 0x40F5255F1BD2
• Base-36: PBENBB00I

Squares and roots of 71421638155218

• 71421638155218 squared (71421638155218²) is 5101050396774891638260627524
• 71421638155218 cubed (71421638155218³) is 364325375649987518563682618979502395020232
• The square root of 71421638155218 is 8451132.3593479471
• The cube root of 71421638155218 is 41489.9841615627

Scales and comparisons

• 71,421,638,155,218 seconds is equal to 2,270,987 years, 8 weeks, 6 days, 12 hours, 18 seconds.
• To count from 1 to 71,421,638,155,218 would take you about five million, six hundred seventy-seven thousand, four hundred sixty-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 71421638155218 cubic inches would be around 3457.5 feet tall.

Recreational maths with 71421638155218

• 71421638155218 backwards is 81255183612417
• The number of decimal digits it has is: 14
• The sum of 71421638155218's digits is 54
• More coming soon!