80385815180

Names of 80385815180

• Cardinal: 80385815180 can be written as Eighty billion, three hundred eighty-five million, eight hundred fifteen thousand, one hundred eighty.

Scientific notation

• Scientific notation: 8.038581518 × 10¹⁰

Factors of 80385815180

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2639

Divisors of 80385815180

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 10 11 20 22 44 55 71 110 121 142 199 220 242 284 355 398 484 605 710 781 796 995 1210 1420 1562 1990 2189 2351 2420 3124 3905 3980 4378 4702 7810 8591 8756 9404 10945 11755 14129 15620 17182 21890 23510 24079 25861 28258 34364 42955 43780 47020 48158 51722 56516 70645 85910 96316 103444 120395 129305 141290 155419 166921 171820 240790 258610 282580 284471 310838 333842 467849 481580 517220 568942 621676 667684 777095 834605 935698 1137884 1422355 1554190 1669210 1709609 1836131 1871396 2339245 2844710 3108380 3338420 3419218 3672262 4678490 5146339 5689420 6838436 7344524 8548045 9180655 9356980 10292678 17096090 18361310 20197441 20585356 25731695 33217279 34192180 36722620 40394882 51463390 56609729 66434558 80789764 100987205 102926780 113219458 132869116 166086395 201974410 226438916 283048645 332172790 365390069 403948820 566097290 664345580 730780138 1132194580 1461560276 1826950345 3653900690 4019290759 7307801380 8038581518 16077163036 20096453795 40192907590 80385815180
• Sum of all divisors σ(n): 189191116800
• Sum of proper divisors (its aliquot sum) s(n): 108805301620
• 80385815180 is an abundant number, because the sum of its proper divisors (108805301620) is greater than itself. Its abundance is 28419486440

Bases of 80385815180

• Binary: 1001010110111010111100011001010001100₂
• Hexadecimal: 0x12B75E328C
• Base-36: 10XFMZYK

Squares and roots of 80385815180

• 80385815180 squared (80385815180²) is 6461879282153118432400
• 80385815180 cubed (80385815180³) is 519443433690631650767557723832000
• The square root of 80385815180 is 283523.9234703131
• The cube root of 80385815180 is 4315.7850546299

Scales and comparisons

• 80,385,815,180 seconds is equal to 2,556 years, 1 week, 9 hours, 6 minutes, 20 seconds.
• To count from 1 to 80,385,815,180 would take you about five thousand, one hundred twelve 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 80385815180 cubic inches would be around 359.6 feet tall.

Recreational maths with 80385815180

• 80385815180 backwards is 08151858308
• The number of decimal digits it has is: 11
• The sum of 80385815180's digits is 47
• More coming soon!