68846432720

Names of 68846432720

• Cardinal: 68846432720 can be written as Sixty-eight billion, eight hundred forty-six million, four hundred thirty-two thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 6.884643272 × 10¹⁰

Factors of 68846432720

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 3894066

Divisors of 68846432720

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 5 8 10 13 16 17 20 26 34 40 52 65 68 80 85 104 130 136 170 208 221 260 272 340 442 520 680 884 1040 1105 1360 1768 2210 3536 4420 8840 17680 3894029 7788058 15576116 19470145 31152232 38940290 50622377 62304464 66198493 77880580 101244754 132396986 155761160 202489508 253111885 264793972 311522320 330992465 404979016 506223770 529587944 661984930 809958032 860580409 1012447540 1059175888 1323969860 1721160818 2024895080 2647939720 3442321636 4049790160 4302902045 5295879440 6884643272 8605804090 13769286544 17211608180 34423216360 68846432720
• Sum of all divisors σ(n): 182520974160
• Sum of proper divisors (its aliquot sum) s(n): 113674541440
• 68846432720 is an abundant number, because the sum of its proper divisors (113674541440) is greater than itself. Its abundance is 44828108720

Bases of 68846432720

• Binary: 1000000000111100100010011000111010000₂
• Hexadecimal: 0x10079131D0
• Base-36: VMLDZGW

Squares and roots of 68846432720

• 68846432720 squared (68846432720²) is 4739831298269486598400
• 68846432720 cubed (68846432720³) is 326320476580460461525687259648000
• The square root of 68846432720 is 262386.0375858441
• The cube root of 68846432720 is 4098.5208370371

Scales and comparisons

• 68,846,432,720 seconds is equal to 2,189 years, 5 weeks, 2 days, 17 hours, 5 minutes, 20 seconds.
• To count from 1 to 68,846,432,720 would take you about four thousand, three hundred seventy-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 68846432720 cubic inches would be around 341.5 feet tall.

Recreational maths with 68846432720

• 68846432720 backwards is 02723464886
• The number of decimal digits it has is: 11
• The sum of 68846432720's digits is 50
• More coming soon!