13666335988

Names of 13666335988

• Cardinal: 13666335988 can be written as Thirteen billion, six hundred sixty-six million, three hundred thirty-five thousand, nine hundred eighty-eight.

Scientific notation

• Scientific notation: 1.3666335988 × 10¹⁰

Factors of 13666335988

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 951

Divisors of 13666335988

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 31 41 53 62 67 82 106 124 134 164 212 268 757 1271 1514 1643 2077 2173 2542 2747 3028 3286 3551 4154 4346 5084 5494 6572 7102 8308 8692 10988 14204 23467 31037 40121 46934 50719 62074 67363 80242 85157 93868 101438 110081 124148 134726 145591 160484 170314 202876 220162 269452 291182 340628 440324 582364 962147 1243751 1572289 1644961 1924294 2079479 2487502 2688107 3144578 3289922 3848588 4158958 4513321 4975004 5376214 6289156 6579844 8317916 9026642 10752428 18053284 50993791 64463849 83331317 101987582 110212387 128927698 166662634 203975164 220424774 257855396 333325268 440849548 3416583997 6833167994 13666335988
• Sum of all divisors σ(n): 26186001408
• Sum of proper divisors (its aliquot sum) s(n): 12519665420
• 13666335988 is a deficient number, because the sum of its proper divisors (12519665420) is less than itself. Its deficiency is 1146670568

Bases of 13666335988

• Binary: 1100101110100100111011110011110100₂
• Hexadecimal: 0x32E93BCF4
• Base-36: 6A0L0C4

Squares and roots of 13666335988

• 13666335988 squared (13666335988²) is 186768739336903936144
• 13666335988 cubed (13666335988³) is 2552444343833321519023601150272
• The square root of 13666335988 is 116903.1051255697
• The cube root of 13666335988 is 2390.8410167887

Scales and comparisons

• 13,666,335,988 seconds is equal to 434 years, 28 weeks, 3 days, 4 hours, 26 minutes, 28 seconds.
• To count from 1 to 13,666,335,988 would take you about eight hundred sixty-nine 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 13666335988 cubic inches would be around 199.2 feet tall.

Recreational maths with 13666335988

• 13666335988 backwards is 88953366631
• The number of decimal digits it has is: 11
• The sum of 13666335988's digits is 58
• More coming soon!