42012684

Names of 42012684

• Cardinal: 42012684 can be written as Forty-two million, twelve thousand, six hundred eighty-four.

Scientific notation

• Scientific notation: 4.2012684 × 10⁷

Factors of 42012684

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 874

Divisors of 42012684

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 28 36 42 63 84 126 252 293 569 586 879 1138 1172 1707 1758 2051 2276 2637 3414 3516 3983 4102 5121 5274 6153 6828 7966 8204 10242 10548 11949 12306 15932 18459 20484 23898 24612 35847 36918 47796 71694 73836 143388 166717 333434 500151 666868 1000302 1167019 1500453 2000604 2334038 3000906 3501057 4668076 6001812 7002114 10503171 14004228 21006342 42012684
• Sum of all divisors σ(n): 121998240
• Sum of proper divisors (its aliquot sum) s(n): 79985556
• 42012684 is an abundant number, because the sum of its proper divisors (79985556) is greater than itself. Its abundance is 37972872

Bases of 42012684

• Binary: 10100000010001000000001100₂
• Hexadecimal: 0x281100C
• Base-36: P0H70

Squares and roots of 42012684

• 42012684 squared (42012684²) is 1765065616883856
• 42012684 cubed (42012684³) is 74155144001406506829504
• The square root of 42012684 is 6481.7192163807
• The cube root of 42012684 is 347.6376529683

Scales and comparisons

• 42,012,684 seconds is equal to 1 year, 17 weeks, 3 days, 6 hours, 11 minutes, 24 seconds.
• To count from 1 to 42,012,684 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 42012684 cubic inches would be around 29 feet tall.

Recreational maths with 42012684

• 42012684 backwards is 48621024
• The number of decimal digits it has is: 8
• The sum of 42012684's digits is 27
• More coming soon!