42323840

Names of 42323840

• Cardinal: 42323840 can be written as Forty-two million, three hundred twenty-three thousand, eight hundred forty.

Scientific notation

• Scientific notation: 4.232384 × 10⁷

Factors of 42323840

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 5107

Divisors of 42323840

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 26 32 40 52 64 65 80 104 128 130 160 208 260 320 416 520 640 832 1040 1664 2080 4160 5087 8320 10174 20348 25435 40696 50870 66131 81392 101740 132262 162784 203480 264524 325568 330655 406960 529048 651136 661310 813920 1058096 1322620 1627840 2116192 2645240 3255680 4232384 5290480 8464768 10580960 21161920 42323840
• Sum of all divisors σ(n): 108984960
• Sum of proper divisors (its aliquot sum) s(n): 66661120
• 42323840 is an abundant number, because the sum of its proper divisors (66661120) is greater than itself. Its abundance is 24337280

Bases of 42323840

• Binary: 10100001011100111110000000₂
• Hexadecimal: 0x285CF80
• Base-36: P75A8

Squares and roots of 42323840

• 42323840 squared (42323840²) is 1791307432345600
• 42323840 cubed (42323840³) is 75815009157405999104000
• The square root of 42323840 is 6505.6775204433
• The cube root of 42323840 is 348.4937721325

Scales and comparisons

• 42,323,840 seconds is equal to 1 year, 17 weeks, 6 days, 20 hours, 37 minutes, 20 seconds.
• To count from 1 to 42,323,840 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 42323840 cubic inches would be around 29 feet tall.

Recreational maths with 42323840

• 42323840 backwards is 04832324
• 42323840 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 42323840's digits is 26
• More coming soon!