3995979975

Names of 3995979975

• Cardinal: 3995979975 can be written as Three billion, nine hundred ninety-five million, nine hundred seventy-nine thousand, nine hundred seventy-five.

Scientific notation

• Scientific notation: 3.995979975 × 10⁹

Factors of 3995979975

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 17393

Divisors of 3995979975

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 5 9 13 15 25 39 45 65 75 79 117 195 225 237 325 395 585 711 975 1027 1185 1975 2925 3081 3555 5135 5925 9243 15405 17293 17775 25675 46215 51879 77025 86465 155637 224809 231075 259395 432325 674427 778185 1124045 1296975 1366147 2023281 3372135 3890925 4098441 5620225 6830735 10116405 12295323 16860675 17759911 20492205 34153675 50582025 53279733 61476615 88799555 102461025 159839199 266398665 307383075 443997775 799195995 1331993325 3995979975
• Sum of all divisors σ(n): 7805819840
• Sum of proper divisors (its aliquot sum) s(n): 3809839865
• 3995979975 is a deficient number, because the sum of its proper divisors (3809839865) is less than itself. Its deficiency is 186140110

Bases of 3995979975

• Binary: 11101110001011011101000011000111₂
• Hexadecimal: 0xEE2DD0C7
• Base-36: 1U33PVR

Squares and roots of 3995979975

• 3995979975 squared (3995979975²) is 15967855960601000625
• 3995979975 cubed (3995979975³) is 63807232662245987462462484375
• The square root of 3995979975 is 63213.7641261775
• The cube root of 3995979975 is 1586.8690910609

Scales and comparisons

• 3,995,979,975 seconds is equal to 127 years, 3 weeks, 18 hours, 26 minutes, 15 seconds.
• To count from 1 to 3,995,979,975 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 3995979975 cubic inches would be around 132.2 feet tall.

Recreational maths with 3995979975

• 3995979975 backwards is 5799795993
• The number of decimal digits it has is: 10
• The sum of 3995979975's digits is 72
• More coming soon!