3997265625

Names of 3997265625

• Cardinal: 3997265625 can be written as Three billion, nine hundred ninety-seven million, two hundred sixty-five thousand, six hundred twenty-five.

Scientific notation

• Scientific notation: 3.997265625 × 10⁹

Factors of 3997265625

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 387

Divisors of 3997265625

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 5 9 15 25 27 45 75 125 135 225 375 379 625 675 1125 1137 1875 1895 3125 3375 3411 5625 5685 9375 9475 10233 15625 16875 17055 28125 28425 46875 47375 51165 78125 84375 85275 140625 142125 234375 236875 255825 390625 421875 426375 703125 710625 1171875 1184375 1279125 2109375 2131875 3515625 3553125 5921875 6395625 10546875 10659375 17765625 29609375 31978125 53296875 88828125 148046875 159890625 266484375 444140625 799453125 1332421875 3997265625
• Sum of all divisors σ(n): 7421871200
• Sum of proper divisors (its aliquot sum) s(n): 3424605575
• 3997265625 is a deficient number, because the sum of its proper divisors (3424605575) is less than itself. Its deficiency is 572660050

Bases of 3997265625

• Binary: 11101110010000010110111011011001₂
• Hexadecimal: 0xEE416ED9
• Base-36: 1U3V9W9

Squares and roots of 3997265625

• 3997265625 squared (3997265625²) is 15978132476806640625
• 3997265625 cubed (3997265625³) is 63868839701235294342041015625
• The square root of 3997265625 is 63223.9323753277
• The cube root of 3997265625 is 1587.0392570361

Scales and comparisons

• 3,997,265,625 seconds is equal to 127 years, 5 weeks, 1 day, 15 hours, 33 minutes, 45 seconds.
• To count from 1 to 3,997,265,625 would take you about two hundred fifty-four 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 3997265625 cubic inches would be around 132.3 feet tall.

Recreational maths with 3997265625

• 3997265625 backwards is 5265627993
• The number of decimal digits it has is: 10
• The sum of 3997265625's digits is 54
• More coming soon!