87138967113

Names of 87138967113

• Cardinal: 87138967113 can be written as Eighty-seven billion, one hundred thirty-eight million, nine hundred sixty-seven thousand, one hundred thirteen.

Scientific notation

• Scientific notation: 8.7138967113 × 10¹⁰

Factors of 87138967113

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1998

Divisors of 87138967113

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 9 11 19 31 33 57 73 93 99 121 171 209 219 279 341 363 589 627 657 803 1023 1089 1387 1767 1861 1881 2263 2299 2409 3069 3751 4161 5301 5583 6479 6789 6897 7227 8833 11253 12483 15257 16749 19437 20367 20471 20691 24893 26499 33759 35359 42997 45771 57691 58311 61413 71269 74679 79497 106077 128991 135853 137313 167827 173073 184239 213807 224037 225181 273823 318231 386973 388949 407559 472967 503481 519219 634601 641421 675543 821469 1096129 1166847 1222677 1418901 1494383 1510443 1903803 2026629 2464407 2581207 3288387 3500541 4211443 4256703 4278439 4483149 5202637 5711409 6980611 7743621 9865161 12057419 12634329 12835317 13449447 15607911 16438213 20941833 23230863 28393277 36172257 37902987 38505951 46325873 46823733 49314639 62825499 80017417 85179831 108516771 132631609 138977619 147943917 240052251 255539493 312326047 397894827 416932857 509584603 720156753 880191587 936978141 1193684481 1528753809 2640574761 2810934423 4586261427 7921724283 9682107457 29046322371 87138967113
• Sum of all divisors σ(n): 152470689280
• Sum of proper divisors (its aliquot sum) s(n): 65331722167
• 87138967113 is a deficient number, because the sum of its proper divisors (65331722167) is less than itself. Its deficiency is 21807244946

Bases of 87138967113

• Binary: 1010001001001111000110001111001001001₂
• Hexadecimal: 0x1449E31E49
• Base-36: 1414AHC9

Squares and roots of 87138967113

• 87138967113 squared (87138967113²) is 7593199589520495554769
• 87138967113 cubed (87138967113³) is 661663569313671561586478581311897
• The square root of 87138967113 is 295193.1013980511
• The cube root of 87138967113 is 4433.4056382645

Scales and comparisons

• 87,138,967,113 seconds is equal to 2,770 years, 38 weeks, 6 days, 20 hours, 38 minutes, 33 seconds.
• To count from 1 to 87,138,967,113 would take you about five thousand, five hundred forty-one 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 87138967113 cubic inches would be around 369.5 feet tall.

Recreational maths with 87138967113

• 87138967113 backwards is 31176983178
• The number of decimal digits it has is: 11
• The sum of 87138967113's digits is 54
• More coming soon!