139515071215

Names of 139515071215

• Cardinal: 139515071215 can be written as One hundred thirty-nine billion, five hundred fifteen million, seventy-one thousand, two hundred fifteen.

Scientific notation

• Scientific notation: 1.39515071215 × 10¹¹

Factors of 139515071215

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2813

Divisors of 139515071215

• Number of divisors d(n): 128
• Complete list of divisors:
  1 5 13 17 19 41 61 65 85 95 205 221 247 305 323 533 697 779 793 1037 1105 1159 1235 1615 2501 2657 2665 3485 3895 3965 4199 5185 5795 9061 10127 12505 13243 13285 13481 15067 19703 20995 32513 34541 42517 45169 45305 47519 50483 50635 66215 67405 75335 98515 108937 162077 162565 172159 172705 212585 225845 237595 252415 256139 544685 552721 587197 617747 656279 807823 810385 858211 860795 1280695 1416181 1851929 2069803 2107001 2755309 2763605 2935985 3079463 3088735 3281395 4039115 4291055 6645157 7080905 9259645 10349015 10501699 10535005 11156743 13776545 15397315 24075077 26907439 33225785 35186651 35819017 40033019 52350871 52508495 55783715 86387041 112967669 120375385 126257983 134537195 175933255 179095085 200165095 261754355 431935205 457426463 564838345 631289915 680561323 1468579697 1641353779 2146385711 2287132315 3402806615 7342898485 8206768895 10731928555 27903014243 139515071215
• Sum of all divisors σ(n): 209304103680
• Sum of proper divisors (its aliquot sum) s(n): 69789032465
• 139515071215 is a deficient number, because the sum of its proper divisors (69789032465) is less than itself. Its deficiency is 69726038750

Bases of 139515071215

• Binary: 10000001111011101111110000101011101111₂
• Hexadecimal: 0x207BBF0AEF
• Base-36: 1S3BO5WV

Squares and roots of 139515071215

• 139515071215 squared (139515071215²) is 19464455096126521576225
• 139515071215 cubed (139515071215³) is 2715584838897261328357264925863375
• The square root of 139515071215 is 373517.1632134193
• The cube root of 139515071215 is 5186.4919525291

Scales and comparisons

• 139,515,071,215 seconds is equal to 4,436 years, 7 weeks, 4 days, 18 hours, 26 minutes, 55 seconds.
• To count from 1 to 139,515,071,215 would take you about eight thousand, eight hundred seventy-two 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 139515071215 cubic inches would be around 432.2 feet tall.

Recreational maths with 139515071215

• 139515071215 backwards is 512170515931
• The number of decimal digits it has is: 12
• The sum of 139515071215's digits is 40
• More coming soon!