51306851440

Names of 51306851440

• Cardinal: 51306851440 can be written as Fifty-one billion, three hundred six million, eight hundred fifty-one thousand, four hundred forty.

Scientific notation

• Scientific notation: 5.130685144 × 10¹⁰

Factors of 51306851440

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 14300

Divisors of 51306851440

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 26 40 52 65 80 104 130 208 260 520 1040 5857 8423 11714 16846 23428 29285 33692 42115 46856 58570 67384 76141 84230 93712 109499 117140 134768 152282 168460 218998 234280 304564 336920 380705 437996 468560 547495 609128 673840 761410 875992 1094990 1218256 1522820 1751984 2189980 3045640 4379960 6091280 8759920 49333511 98667022 197334044 246667555 394668088 493335110 641335643 789336176 986670220 1282671286 1973340440 2565342572 3206678215 3946680880 5130685144 6413356430 10261370288 12826712860 25653425720 51306851440
• Sum of all divisors σ(n): 128501650368
• Sum of proper divisors (its aliquot sum) s(n): 77194798928
• 51306851440 is an abundant number, because the sum of its proper divisors (77194798928) is greater than itself. Its abundance is 25887947488

Bases of 51306851440

• Binary: 101111110010001000000110110001110000₂
• Hexadecimal: 0xBF2206C70
• Base-36: NKIRVXS

Squares and roots of 51306851440

• 51306851440 squared (51306851440²) is 2632393004686230073600
• 51306851440 cubed (51306851440³) is 135059796823131630199855465984000
• The square root of 51306851440 is 226510.1574764363
• The cube root of 51306851440 is 3715.8523993727

Scales and comparisons

• 51,306,851,440 seconds is equal to 1,631 years, 20 weeks, 5 days, 7 hours, 10 minutes, 40 seconds.
• To count from 1 to 51,306,851,440 would take you about three thousand, two hundred sixty-two 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 51306851440 cubic inches would be around 309.7 feet tall.

Recreational maths with 51306851440

• 51306851440 backwards is 04415860315
• The number of decimal digits it has is: 11
• The sum of 51306851440's digits is 37
• More coming soon!