3649942

Names of 3649942

• Cardinal: 3649942 can be written as Three million, six hundred forty-nine thousand, nine hundred forty-two.

Scientific notation

• Scientific notation: 3.649942 × 10⁶

Factors of 3649942

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 1824973

Divisors of 3649942

• Number of divisors d(n): 4
• Complete list of divisors:
  1 2 1824971 3649942
• Sum of all divisors σ(n): 5474916
• Sum of proper divisors (its aliquot sum) s(n): 1824974
• 3649942 is a deficient number, because the sum of its proper divisors (1824974) is less than itself. Its deficiency is 1824968

Bases of 3649942

• Binary: 1101111011000110010110₂
• Hexadecimal: 0x37B196
• Base-36: 268BA

Squares and roots of 3649942

• 3649942 squared (3649942²) is 13322076603364
• 3649942 cubed (3649942³) is 48624806921835604888
• The square root of 3649942 is 1910.4821381003
• The cube root of 3649942 is 153.9673568863

Scales and comparisons

• 3,649,942 seconds is equal to 6 weeks, 5 hours, 52 minutes, 22 seconds.
• To count from 1 to 3,649,942 would take you about nine 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 3649942 cubic inches would be around 12.8 feet tall.

Recreational maths with 3649942

• 3649942 backwards is 2499463
• The number of decimal digits it has is: 7
• The sum of 3649942's digits is 37
• More coming soon!