13945720464

Names of 13945720464

• Cardinal: 13945720464 can be written as Thirteen billion, nine hundred forty-five million, seven hundred twenty thousand, four hundred sixty-four.

Scientific notation

• Scientific notation: 1.3945720464 × 10¹⁰

Factors of 13945720464

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 775

Divisors of 13945720464

• Number of divisors d(n): 135
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 36 39 48 52 72 78 104 117 144 156 169 208 234 312 338 468 507 624 676 757 936 1014 1352 1514 1521 1872 2028 2271 2704 3028 3042 4056 4542 6056 6084 6813 8112 9084 9841 12112 12168 13626 18168 19682 24336 27252 29523 36336 39364 54504 59046 78728 88569 109008 118092 127933 157456 177138 236184 255866 354276 383799 472368 511732 573049 708552 767598 1023464 1146098 1151397 1417104 1535196 1719147 2046928 2292196 2302794 3070392 3438294 4584392 4605588 5157441 6140784 6876588 7449637 9168784 9211176 10314882 13753176 14899274 18422352 20629764 22348911 27506352 29798548 41259528 44697822 59597096 67046733 82519056 89395644 96845281 119194192 134093466 178791288 193690562 268186932 290535843 357582576 387381124 536373864 581071686 774762248 871607529 1072747728 1162143372 1549524496 1743215058 2324286744 3486430116 4648573488 6972860232 13945720464
• Sum of all divisors σ(n): 42317692443
• Sum of proper divisors (its aliquot sum) s(n): 28371971979
• 13945720464 is an abundant number, because the sum of its proper divisors (28371971979) is greater than itself. Its abundance is 14426251515

Bases of 13945720464

• Binary: 1100111111001110101100111010010000₂
• Hexadecimal: 0x33F3ACE90
• Base-36: 6EMX6S0

Squares and roots of 13945720464

• 13945720464 squared (13945720464²) is 194483119260028375296
• 13945720464 cubed (13945720464³) is 2712207216167130250586099257344
• 13945720464 is a perfect square number. Its square root is 118092
• The cube root of 13945720464 is 2407.0234346859

Scales and comparisons

• 13,945,720,464 seconds is equal to 443 years, 22 weeks, 2 days, 19 hours, 14 minutes, 24 seconds.
• To count from 1 to 13,945,720,464 would take you about eight hundred eighty-six 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 13945720464 cubic inches would be around 200.6 feet tall.

Recreational maths with 13945720464

• 13945720464 backwards is 46402754931
• The number of decimal digits it has is: 11
• The sum of 13945720464's digits is 45
• More coming soon!