139084387340

Names of 139084387340

• Cardinal: 139084387340 can be written as One hundred thirty-nine billion, eighty-four million, three hundred eighty-seven thousand, three hundred forty.

Scientific notation

• Scientific notation: 1.3908438734 × 10¹¹

Factors of 139084387340

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1864

Divisors of 139084387340

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 5 10 20 31 62 73 124 146 155 292 310 365 620 730 1460 1753 2263 3506 4526 7012 8765 9052 11315 17530 22630 35060 45260 54343 108686 127969 217372 255938 271715 511876 543430 639845 1086860 1279690 2559380 3073009 3967039 6146018 7934078 12292036 15365045 15868156 19835195 30730090 39670390 61460180 79340780 95263279 190526558 224329657 381053116 448659314 476316395 897318628 952632790 1121648285 1905265580 2243296570 4486593140 6954219367 13908438734 27816877468 34771096835 69542193670 139084387340
• Sum of all divisors σ(n): 305803628928
• Sum of proper divisors (its aliquot sum) s(n): 166719241588
• 139084387340 is an abundant number, because the sum of its proper divisors (166719241588) is greater than itself. Its abundance is 27634854248

Bases of 139084387340

• Binary: 10000001100010000100110101010000001100₂
• Hexadecimal: 0x206213540C
• Base-36: 1RW7943W

Squares and roots of 139084387340

• 139084387340 squared (139084387340²) is 19344466801743152275600
• 139084387340 cubed (139084387340³) is 2690513313539415578292152830904000
• The square root of 139084387340 is 372940.1927119147
• The cube root of 139084387340 is 5181.1495406455

Scales and comparisons

• 139,084,387,340 seconds is equal to 4,422 years, 23 weeks, 4 days, 2 minutes, 20 seconds.
• To count from 1 to 139,084,387,340 would take you about eight thousand, eight hundred forty-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 139084387340 cubic inches would be around 431.8 feet tall.

Recreational maths with 139084387340

• 139084387340 backwards is 043783480931
• The number of decimal digits it has is: 12
• The sum of 139084387340's digits is 50
• More coming soon!