13909609812

Names of 13909609812

• Cardinal: 13909609812 can be written as Thirteen billion, nine hundred nine million, six hundred nine thousand, eight hundred twelve.

Scientific notation

• Scientific notation: 1.3909609812 × 10¹⁰

Factors of 13909609812

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2069

Divisors of 13909609812

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 7 12 14 21 23 28 42 46 49 69 84 92 98 138 147 161 196 276 294 322 483 588 644 941 966 1093 1127 1882 1932 2186 2254 2823 3279 3381 3764 4372 4508 5646 6558 6587 6762 7651 11292 13116 13174 13524 15302 19761 21643 22953 25139 26348 30604 39522 43286 45906 46109 50278 53557 64929 75417 79044 86572 91812 92218 100556 107114 129858 138327 150834 151501 160671 175973 184436 214228 259716 276654 301668 303002 321342 351946 454503 527919 553308 606004 642684 703892 909006 1028513 1055838 1060507 1231811 1818012 2057026 2111676 2121014 2463622 3085539 3181521 3695433 4114052 4242028 4927244 6171078 6363042 7199591 7390866 12342156 12726084 14399182 14781732 21598773 23655799 28798364 43197546 47311598 50397137 70967397 86395092 94623196 100794274 141934794 151191411 165590593 201588548 283869588 302382822 331181186 496771779 604765644 662362372 993543558 1159134151 1987087116 2318268302 3477402453 4636536604 6954804906 13909609812
• Sum of all divisors σ(n): 39474110592
• Sum of proper divisors (its aliquot sum) s(n): 25564500780
• 13909609812 is an abundant number, because the sum of its proper divisors (25564500780) is greater than itself. Its abundance is 11654890968

Bases of 13909609812

• Binary: 1100111101000100111100110101010100₂
• Hexadecimal: 0x33D13CD54
• Base-36: 6E1F7MC

Squares and roots of 13909609812

• 13909609812 squared (13909609812²) is 193477245122086675344
• 13909609812 cubed (13909609812³) is 2691192987148905957279360875328
• The square root of 13909609812 is 117939.0088647517
• The cube root of 13909609812 is 2404.9440795661

Scales and comparisons

• 13,909,609,812 seconds is equal to 442 years, 14 weeks, 4 days, 20 hours, 30 minutes, 12 seconds.
• To count from 1 to 13,909,609,812 would take you about eight hundred eighty-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 13909609812 cubic inches would be around 200.4 feet tall.

Recreational maths with 13909609812

• 13909609812 backwards is 21890690931
• The number of decimal digits it has is: 11
• The sum of 13909609812's digits is 48
• More coming soon!