1380816668

Names of 1380816668

• Cardinal: 1380816668 can be written as One billion, three hundred eighty million, eight hundred sixteen thousand, six hundred sixty-eight.

Scientific notation

• Scientific notation: 1.380816668 × 10⁹

Factors of 1380816668

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 166

Divisors of 1380816668

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 7 11 14 22 28 44 49 67 77 79 98 121 134 154 158 196 242 268 308 316 469 484 539 553 737 847 869 938 1078 1106 1331 1474 1694 1738 1876 2156 2212 2662 2948 3283 3388 3476 3871 5159 5293 5324 5929 6083 6566 7742 8107 9317 9559 10318 10586 11858 12166 13132 15484 16214 18634 19118 20636 21172 23716 24332 32428 36113 37051 37268 38236 42581 56749 58223 65219 66913 72226 74102 85162 89177 105149 113498 116446 130438 133826 144452 148204 170324 178354 210298 226996 232892 259357 260876 267652 356708 397243 407561 420596 468391 518714 624239 640453 736043 794486 815122 936782 1037428 1248478 1280906 1472086 1588972 1630244 1873564 2496956 2561812 2852927 2944172 4369673 4483171 5152301 5705854 7044983 8739346 8966342 10304602 11411708 14089966 17478692 17932684 20609204 28179932 31382197 49314881 62764394 98629762 125528788 197259524 345204167 690408334 1380816668
• Sum of all divisors σ(n): 3177699840
• Sum of proper divisors (its aliquot sum) s(n): 1796883172
• 1380816668 is an abundant number, because the sum of its proper divisors (1796883172) is greater than itself. Its abundance is 416066504

Bases of 1380816668

• Binary: 1010010010011011001011100011100₂
• Hexadecimal: 0x524D971C
• Base-36: MU3OYK

Squares and roots of 1380816668

• 1380816668 squared (1380816668²) is 1906654670626622224
• 1380816668 cubed (1380816668³) is 2632740549321289971438429632
• The square root of 1380816668 is 37159.3415980423
• The cube root of 1380816668 is 1113.5558580467

Scales and comparisons

• 1,380,816,668 seconds is equal to 43 years, 47 weeks, 16 hours, 11 minutes, 8 seconds.
• To count from 1 to 1,380,816,668 would take you about eighty-seven 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 1380816668 cubic inches would be around 92.8 feet tall.

Recreational maths with 1380816668

• 1380816668 backwards is 8666180831
• The number of decimal digits it has is: 10
• The sum of 1380816668's digits is 47
• More coming soon!