138285912177

Names of 138285912177

• Cardinal: 138285912177 can be written as One hundred thirty-eight billion, two hundred eighty-five million, nine hundred twelve thousand, one hundred seventy-seven.

Scientific notation

• Scientific notation: 1.38285912177 × 10¹¹

Factors of 138285912177

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2359

Divisors of 138285912177

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 7 9 21 27 49 63 147 189 233 239 441 699 717 1323 1631 1673 1877 2097 2151 4893 5019 5631 6291 6453 11417 11711 13139 14679 15057 16893 34251 35133 39417 44037 45171 50679 55687 91973 102753 105399 118251 167061 275919 308259 316197 354753 389809 437341 448603 501183 827757 1169427 1312023 1345809 1503549 2483271 2728663 3061387 3140221 3508281 3936069 4037427 8185989 9184161 9420663 10524843 11808207 12112281 21429709 21981547 24557967 27552483 28261989 64289127 65944641 73673901 82657449 84785967 104524499 192867381 197833923 313573497 578602143 593501769 731671493 940720491 2195014479 2822161473 5121700451 6585043437 15365101353 19755130311 46095304059 138285912177
• Sum of all divisors σ(n): 240468134400
• Sum of proper divisors (its aliquot sum) s(n): 102182222223
• 138285912177 is a deficient number, because the sum of its proper divisors (102182222223) is less than itself. Its deficiency is 36103689954

Bases of 138285912177

• Binary: 10000000110010011110111001000001110001₂
• Hexadecimal: 0x20327B9071
• Base-36: 1RIZV0Q9

Squares and roots of 138285912177

• 138285912177 squared (138285912177²) is 19122993506624956879329
• 138285912177 cubed (138285912177³) is 2644440600618480054691302080689233
• The square root of 138285912177 is 371868.1381578691
• The cube root of 138285912177 is 5171.2156162521

Scales and comparisons

• 138,285,912,177 seconds is equal to 4,397 years, 3 weeks, 2 days, 9 hours, 22 minutes, 57 seconds.
• To count from 1 to 138,285,912,177 would take you about eight thousand, seven hundred ninety-four 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 138285912177 cubic inches would be around 430.9 feet tall.

Recreational maths with 138285912177

• 138285912177 backwards is 771219582831
• The number of decimal digits it has is: 12
• The sum of 138285912177's digits is 54
• More coming soon!