3942872939290

Names of 3942872939290

• Cardinal: 3942872939290 can be written as Three trillion, nine hundred forty-two billion, eight hundred seventy-two million, nine hundred thirty-nine thousand, two hundred ninety.

Scientific notation

• Scientific notation: 3.94287293929 × 10¹²

Factors of 3942872939290

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1217

Divisors of 3942872939290

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 5 10 23 46 115 230 529 1058 1187 2374 2645 5290 5935 11870 12167 24334 27301 54602 60835 121670 136505 273010 279841 559682 627923 1255846 1399205 1408969 2798410 2817938 3139615 6279230 7044845 14089690 14442229 28884458 32406287 64812574 72211145 144422290 162031435 324062870 332171267 664342534 745344601 1490689202 1660856335 3321712670 3726723005 7453446010 17142925823 34285851646 85714629115 171429258230 394287293929 788574587858 1971436469645 3942872939290
• Sum of all divisors σ(n): 7426024957386
• Sum of proper divisors (its aliquot sum) s(n): 3483152018096
• 3942872939290 is a deficient number, because the sum of its proper divisors (3483152018096) is less than itself. Its deficiency is 459720921194

Bases of 3942872939290

• Binary: 111001011000000101100010100111101100011010₂
• Hexadecimal: 0x396058A7B1A
• Base-36: 1EBBWQUXM

Squares and roots of 3942872939290

• 3942872939290 squared (3942872939290²) is 15546247015385364025704100
• 3942872939290 cubed (3942872939290³) is 61296876664480880108074551878804089000
• The square root of 3942872939290 is 1985666.8752059093
• The cube root of 3942872939290 is 15798.0782516735

Scales and comparisons

• 3,942,872,939,290 seconds is equal to 125,371 years, 8 weeks, 3 days, 11 hours, 8 minutes, 10 seconds.
• To count from 1 to 3,942,872,939,290 would take you about three hundred thirteen thousand, four hundred twenty-seven 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 3942872939290 cubic inches would be around 1316.5 feet tall.

Recreational maths with 3942872939290

• 3942872939290 backwards is 0929392782493
• The number of decimal digits it has is: 13
• The sum of 3942872939290's digits is 67
• More coming soon!