10387013805

Names of 10387013805

• Cardinal: 10387013805 can be written as Ten billion, three hundred eighty-seven million, thirteen thousand, eight hundred five.

Scientific notation

• Scientific notation: 1.0387013805 × 10¹⁰

Factors of 10387013805

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 10701

Divisors of 10387013805

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 5 7 9 15 21 27 35 45 63 105 135 189 315 945 1153 3459 5765 8071 9533 10377 17295 24213 28599 31131 40355 47665 51885 66731 72639 85797 121065 142995 155655 200193 217917 257391 333655 363195 428985 600579 1000965 1089585 1286955 1801737 3002895 9008685 10991549 32974647 54957745 76940843 98923941 164873235 230822529 296771823 384704215 494619705 692467587 1154112645 1483859115 2077402761 3462337935 10387013805
• Sum of all divisors σ(n): 21124293120
• Sum of proper divisors (its aliquot sum) s(n): 10737279315
• 10387013805 is an abundant number, because the sum of its proper divisors (10737279315) is greater than itself. Its abundance is 350265510

Bases of 10387013805

• Binary: 1001101011000111010100000010101101₂
• Hexadecimal: 0x26B1D40AD
• Base-36: 4RS5R59

Squares and roots of 10387013805

• 10387013805 squared (10387013805²) is 107890055785260578025
• 10387013805 cubed (10387013805³) is 1120655498863721739467954635125
• The square root of 10387013805 is 101916.7003243335
• The cube root of 10387013805 is 2181.8768594517

Scales and comparisons

• 10,387,013,805 seconds is equal to 330 years, 14 weeks, 2 days, 1 hour, 36 minutes, 45 seconds.
• To count from 1 to 10,387,013,805 would take you about six hundred sixty 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 10387013805 cubic inches would be around 181.8 feet tall.

Recreational maths with 10387013805

• 10387013805 backwards is 50831078301
• The number of decimal digits it has is: 11
• The sum of 10387013805's digits is 36
• More coming soon!