80647979320

Names of 80647979320

• Cardinal: 80647979320 can be written as Eighty billion, six hundred forty-seven million, nine hundred seventy-nine thousand, three hundred twenty.

Scientific notation

• Scientific notation: 8.064797932 × 10¹⁰

Factors of 80647979320

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 891052

Divisors of 80647979320

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 5 8 10 20 31 40 62 73 124 146 155 248 292 310 365 584 620 730 1240 1460 2263 2920 4526 9052 11315 18104 22630 45260 90520 890941 1781882 3563764 4454705 7127528 8909410 17818820 27619171 35637640 55238342 65038693 110476684 130077386 138095855 220953368 260154772 276191710 325193465 520309544 552383420 650386930 1104766840 1300773860 2016199483 2601547720 4032398966 8064797932 10080997415 16129595864 20161994830 40323989660 80647979320
• Sum of all divisors σ(n): 189877559040
• Sum of proper divisors (its aliquot sum) s(n): 109229579720
• 80647979320 is an abundant number, because the sum of its proper divisors (109229579720) is greater than itself. Its abundance is 28581600400

Bases of 80647979320

• Binary: 1001011000110111111101000000100111000₂
• Hexadecimal: 0x12C6FE8138
• Base-36: 111RQ33S

Squares and roots of 80647979320

• 80647979320 squared (80647979320²) is 6504096568399147662400
• 80647979320 cubed (80647979320³) is 524542245543537426182861541568000
• The square root of 80647979320 is 283985.8787334329
• The cube root of 80647979320 is 4320.4716870363

Scales and comparisons

• 80,647,979,320 seconds is equal to 2,564 years, 18 weeks, 3 days, 16 hours, 28 minutes, 40 seconds.
• To count from 1 to 80,647,979,320 would take you about five thousand, one hundred twenty-eight 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 80647979320 cubic inches would be around 360 feet tall.

Recreational maths with 80647979320

• 80647979320 backwards is 02397974608
• The number of decimal digits it has is: 11
• The sum of 80647979320's digits is 55
• More coming soon!