12842942

Names of 12842942

• Cardinal: 12842942 can be written as Twelve million, eight hundred forty-two thousand, nine hundred forty-two.

Scientific notation

• Scientific notation: 1.2842942 × 10⁷

Factors of 12842942

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 917362

Divisors of 12842942

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 7 14 917353 1834706 6421471 12842942
• Sum of all divisors σ(n): 22016496
• Sum of proper divisors (its aliquot sum) s(n): 9173554
• 12842942 is a deficient number, because the sum of its proper divisors (9173554) is less than itself. Its deficiency is 3669388

Bases of 12842942

• Binary: 110000111111011110111110₂
• Hexadecimal: 0xC3F7BE
• Base-36: 7N9OE

Squares and roots of 12842942

• 12842942 squared (12842942²) is 164941159215364
• 12842942 cubed (12842942³) is 2118329741215685360888
• The square root of 12842942 is 3583.7050659897
• The cube root of 12842942 is 234.1827170069

Scales and comparisons

• 12,842,942 seconds is equal to 21 weeks, 1 day, 15 hours, 29 minutes, 2 seconds.
• To count from 1 to 12,842,942 would take you about thirty-one weeks!

  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 12842942 cubic inches would be around 19.5 feet tall.

Recreational maths with 12842942

• 12842942 backwards is 24924821
• The number of decimal digits it has is: 8
• The sum of 12842942's digits is 32
• More coming soon!