3990006250

Names of 3990006250

• Cardinal: 3990006250 can be written as Three billion, nine hundred ninety million, six thousand, two hundred fifty.

Scientific notation

• Scientific notation: 3.99000625 × 10⁹

Factors of 3990006250

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 71

Divisors of 3990006250

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 5 10 17 25 34 47 50 85 94 125 170 235 250 289 425 470 578 625 799 850 1175 1250 1445 1598 2125 2209 2350 2890 3125 3995 4250 4418 5875 6250 7225 7990 10625 11045 11750 13583 14450 19975 21250 22090 27166 29375 36125 37553 39950 53125 55225 58750 67915 72250 75106 99875 106250 110450 135830 146875 180625 187765 199750 276125 293750 339575 361250 375530 499375 552250 638401 679150 903125 938825 998750 1276802 1380625 1697875 1806250 1877650 2496875 2761250 3192005 3395750 4694125 4993750 6384010 6903125 8489375 9388250 13806250 15960025 16978750 23470625 31920050 42446875 46941250 79800125 84893750 117353125 159600250 234706250 399000625 798001250 1995003125 3990006250
• Sum of all divisors σ(n): 8119390482
• Sum of proper divisors (its aliquot sum) s(n): 4129384232
• 3990006250 is an abundant number, because the sum of its proper divisors (4129384232) is greater than itself. Its abundance is 139377982

Bases of 3990006250

• Binary: 11101101110100101010100111101010₂
• Hexadecimal: 0xEDD2A9EA
• Base-36: 1TZJOIY

Squares and roots of 3990006250

• 3990006250 squared (3990006250²) is 15920149875039062500
• 3990006250 cubed (3990006250³) is 63521497502342578369140625000
• The square root of 3990006250 is 63166.4962618633
• The cube root of 3990006250 is 1586.0779420145

Scales and comparisons

• 3,990,006,250 seconds is equal to 126 years, 45 weeks, 1 day, 15 hours, 4 minutes, 10 seconds.
• To count from 1 to 3,990,006,250 would take you about two hundred fifty-three 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 3990006250 cubic inches would be around 132.2 feet tall.

Recreational maths with 3990006250

• 3990006250 backwards is 0526000993
• 3990006250 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 3990006250's digits is 34
• More coming soon!