6639248970

Names of 6639248970

• Cardinal: 6639248970 can be written as Six billion, six hundred thirty-nine million, two hundred forty-eight thousand, nine hundred seventy.

Scientific notation

• Scientific notation: 6.63924897 × 10⁹

Factors of 6639248970

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 156790

Divisors of 6639248970

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 27 30 45 54 90 135 157 270 314 471 785 942 1413 1570 2355 2826 4239 4710 7065 8478 14130 21195 42390 156623 313246 469869 783115 939738 1409607 1566230 2349345 2819214 4228821 4698690 7048035 8457642 14096070 21144105 24589811 42288210 49179622 73769433 122949055 147538866 221308299 245898110 368847165 442616598 663924897 737694330 1106541495 1327849794 2213082990 3319624485 6639248970
• Sum of all divisors σ(n): 17817546240
• Sum of proper divisors (its aliquot sum) s(n): 11178297270
• 6639248970 is an abundant number, because the sum of its proper divisors (11178297270) is greater than itself. Its abundance is 4539048300

Bases of 6639248970

• Binary: 110001011101110101110011001001010₂
• Hexadecimal: 0x18BBAE64A
• Base-36: 31SU5AI

Squares and roots of 6639248970

• 6639248970 squared (6639248970²) is 44079626885646060900
• 6639248970 cubed (6639248970³) is 292655617398509917614882273000
• The square root of 6639248970 is 81481.5866929455
• The cube root of 6639248970 is 1879.4884085935

Scales and comparisons

• 6,639,248,970 seconds is equal to 211 years, 5 weeks, 4 days, 3 hours, 49 minutes, 30 seconds.
• To count from 1 to 6,639,248,970 would take you about four hundred twenty-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 6639248970 cubic inches would be around 156.6 feet tall.

Recreational maths with 6639248970

• 6639248970 backwards is 0798429366
• 6639248970 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 6639248970's digits is 54
• More coming soon!