80993056640

Names of 80993056640

• Cardinal: 80993056640 can be written as Eighty billion, nine hundred ninety-three million, fifty-six thousand, six hundred forty.

Scientific notation

• Scientific notation: 8.099305664 × 10¹⁰

Factors of 80993056640

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 2387827

Divisors of 80993056640

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 40 53 64 80 106 128 160 212 265 320 424 530 640 848 1060 1696 2120 3392 4240 6784 8480 16960 33920 2387767 4775534 9551068 11938835 19102136 23877670 38204272 47755340 76408544 95510680 126551651 152817088 191021360 253103302 305634176 382042720 506206604 632758255 764085440 1012413208 1265516510 1528170880 2024826416 2531033020 4049652832 5062066040 8099305664 10124132080 16198611328 20248264160 40496528320 80993056640
• Sum of all divisors σ(n): 197277392160
• Sum of proper divisors (its aliquot sum) s(n): 116284335520
• 80993056640 is an abundant number, because the sum of its proper divisors (116284335520) is greater than itself. Its abundance is 35291278880

Bases of 80993056640

• Binary: 1001011011011100011111111011110000000₂
• Hexadecimal: 0x12DB8FF780
• Base-36: 117H6AGW

Squares and roots of 80993056640

• 80993056640 squared (80993056640²) is 6559875223890248089600
• 80993056640 cubed (80993056640³) is 531304345559875544664624594944000
• The square root of 80993056640 is 284592.7909136139
• The cube root of 80993056640 is 4326.6250770441

Scales and comparisons

• 80,993,056,640 seconds is equal to 2,575 years, 17 weeks, 15 hours, 17 minutes, 20 seconds.
• To count from 1 to 80,993,056,640 would take you about five thousand, one hundred fifty 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 80993056640 cubic inches would be around 360.6 feet tall.

Recreational maths with 80993056640

• 80993056640 backwards is 04665039908
• The number of decimal digits it has is: 11
• The sum of 80993056640's digits is 50
• More coming soon!