13539057642

Names of 13539057642

• Cardinal: 13539057642 can be written as Thirteen billion, five hundred thirty-nine million, fifty-seven thousand, six hundred forty-two.

Scientific notation

• Scientific notation: 1.3539057642 × 10¹⁰

Factors of 13539057642

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1993

Divisors of 13539057642

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 6 9 11 18 22 33 66 99 109 198 218 327 439 654 878 981 1199 1317 1429 1962 2398 2634 2858 3597 3951 4287 4829 7194 7902 8574 9658 10791 12861 14487 15719 21582 25722 28974 31438 43461 47157 47851 86922 94314 95702 141471 143553 155761 282942 287106 311522 430659 467283 526361 627331 861318 934566 1052722 1254662 1401849 1579083 1713371 1881993 2803698 3158166 3426742 3763986 4737249 5140113 5645979 6900641 9474498 10280226 11291958 13801282 15420339 20701923 30840678 41403846 62105769 68379079 124211538 136758158 205137237 410274474 615411711 752169869 1230823422 1504339738 2256509607 4513019214 6769528821 13539057642
• Sum of all divisors σ(n): 32391216000
• Sum of proper divisors (its aliquot sum) s(n): 18852158358
• 13539057642 is an abundant number, because the sum of its proper divisors (18852158358) is greater than itself. Its abundance is 5313100716

Bases of 13539057642

• Binary: 1100100110111111011001111111101010₂
• Hexadecimal: 0x326FD9FEA
• Base-36: 67WSZQI

Squares and roots of 13539057642

• 13539057642 squared (13539057642²) is 183306081833398600164
• 13539057642 cubed (13539057642³) is 2481791608071552688382506653288
• The square root of 13539057642 is 116357.4563231771
• The cube root of 13539057642 is 2383.3956685387

Scales and comparisons

• 13,539,057,642 seconds is equal to 430 years, 26 weeks, 1 hour, 20 minutes, 42 seconds.
• To count from 1 to 13,539,057,642 would take you about eight hundred sixty-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 13539057642 cubic inches would be around 198.6 feet tall.

Recreational maths with 13539057642

• 13539057642 backwards is 24675093531
• The number of decimal digits it has is: 11
• The sum of 13539057642's digits is 45
• More coming soon!