42242400

Names of 42242400

• Cardinal: 42242400 can be written as Forty-two million, two hundred forty-two thousand, four hundred.

Scientific notation

• Scientific notation: 4.22424 × 10⁷

Factors of 42242400

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 5877

Divisors of 42242400

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 30 32 36 40 45 48 50 60 72 75 80 90 96 100 120 144 150 160 180 200 225 240 288 300 360 400 450 480 600 720 800 900 1200 1440 1800 2400 3600 5867 7200 11734 17601 23468 29335 35202 46936 52803 58670 70404 88005 93872 105606 117340 140808 146675 176010 187744 211212 234680 264015 281616 293350 352020 422424 440025 469360 528030 563232 586700 704040 844848 880050 938720 1056060 1173400 1320075 1408080 1689696 1760100 2112120 2346800 2640150 2816160 3520200 4224240 4693600 5280300 7040400 8448480 10560600 14080800 21121200 42242400
• Sum of all divisors σ(n): 148982652
• Sum of proper divisors (its aliquot sum) s(n): 106740252
• 42242400 is an abundant number, because the sum of its proper divisors (106740252) is greater than itself. Its abundance is 64497852

Bases of 42242400

• Binary: 10100001001001000101100000₂
• Hexadecimal: 0x2849160
• Base-36: P5EG0

Squares and roots of 42242400

• 42242400 squared (42242400²) is 1784420357760000
• 42242400 cubed (42242400³) is 75378198520641024000000
• The square root of 42242400 is 6499.4153583227
• The cube root of 42242400 is 348.2701034217

Scales and comparisons

• 42,242,400 seconds is equal to 1 year, 17 weeks, 5 days, 22 hours.
• To count from 1 to 42,242,400 would take you about two 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 42242400 cubic inches would be around 29 feet tall.

Recreational maths with 42242400

• 42242400 backwards is 00424224
• 42242400 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 42242400's digits is 18
• More coming soon!