13783140

Names of 13783140

• Cardinal: 13783140 can be written as Thirteen million, seven hundred eighty-three thousand, one hundred forty.

Scientific notation

• Scientific notation: 1.378314 × 10⁷

Factors of 13783140

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 10956

Divisors of 13783140

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 28 30 35 36 42 45 60 63 70 84 90 105 126 140 180 210 252 315 420 630 1260 10939 21878 32817 43756 54695 65634 76573 98451 109390 131268 153146 164085 196902 218780 229719 306292 328170 382865 393804 459438 492255 656340 689157 765730 918876 984510 1148595 1378314 1531460 1969020 2297190 2756628 3445785 4594380 6891570 13783140
• Sum of all divisors σ(n): 47785920
• Sum of proper divisors (its aliquot sum) s(n): 34002780
• 13783140 is an abundant number, because the sum of its proper divisors (34002780) is greater than itself. Its abundance is 20219640

Bases of 13783140

• Binary: 110100100101000001100100₂
• Hexadecimal: 0xD25064
• Base-36: 87F50

Squares and roots of 13783140

• 13783140 squared (13783140²) is 189974948259600
• 13783140 cubed (13783140³) is 2618451308354823144000
• The square root of 13783140 is 3712.5651509435
• The cube root of 13783140 is 239.7633083145

Scales and comparisons

• 13,783,140 seconds is equal to 22 weeks, 5 days, 12 hours, 39 minutes.
• To count from 1 to 13,783,140 would take you about thirty-four weeks!

  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 13783140 cubic inches would be around 20 feet tall.

Recreational maths with 13783140

• 13783140 backwards is 04138731
• The number of decimal digits it has is: 8
• The sum of 13783140's digits is 27
• More coming soon!