3942861648

Names of 3942861648

• Cardinal: 3942861648 can be written as Three billion, nine hundred forty-two million, eight hundred sixty-one thousand, six hundred forty-eight.

Scientific notation

• Scientific notation: 3.942861648 × 10⁹

Factors of 3942861648

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 140966

Divisors of 3942861648

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 6 8 11 12 16 22 24 33 44 48 53 66 88 106 132 159 176 212 264 318 424 528 583 636 848 1166 1272 1749 2332 2544 3498 4664 6996 9328 13992 27984 140897 281794 422691 563588 845382 1127176 1549867 1690764 2254352 3099734 3381528 4649601 6199468 6763056 7467541 9299202 12398936 14935082 18598404 22402623 24797872 29870164 37196808 44805246 59740328 74393616 82142951 89610492 119480656 164285902 179220984 246428853 328571804 358441968 492857706 657143608 985715412 1314287216 1971430824 3942861648
• Sum of all divisors σ(n): 11321436096
• Sum of proper divisors (its aliquot sum) s(n): 7378574448
• 3942861648 is an abundant number, because the sum of its proper divisors (7378574448) is greater than itself. Its abundance is 3435712800

Bases of 3942861648

• Binary: 11101011000000110100101101010000₂
• Hexadecimal: 0xEB034B50
• Base-36: 1T7H7IO

Squares and roots of 3942861648

• 3942861648 squared (3942861648²) is 15546157975269275904
• 3942861648 cubed (3942861648³) is 61296350054438560434612129792
• The square root of 3942861648 is 62792.2100901059
• The cube root of 3942861648 is 1579.8063171229

Scales and comparisons

• 3,942,861,648 seconds is equal to 125 years, 19 weeks, 1 day, 23 hours, 20 minutes, 48 seconds.
• To count from 1 to 3,942,861,648 would take you about two hundred fifty 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 3942861648 cubic inches would be around 131.7 feet tall.

Recreational maths with 3942861648

• 3942861648 backwards is 8461682493
• The number of decimal digits it has is: 10
• The sum of 3942861648's digits is 51
• More coming soon!