42378875

Names of 42378875

• Cardinal: 42378875 can be written as Forty-two million, three hundred seventy-eight thousand, eight hundred seventy-five.

Scientific notation

• Scientific notation: 4.2378875 × 10⁷

Factors of 42378875

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 77

Divisors of 42378875

• Number of divisors d(n): 96
• Complete list of divisors:
  1 5 7 11 17 25 35 37 49 55 77 85 119 125 175 185 187 245 259 275 385 407 425 539 595 629 833 875 925 935 1225 1295 1309 1375 1813 1925 2035 2125 2695 2849 2975 3145 4165 4403 4625 4675 6125 6475 6545 6919 9065 9163 9625 10175 13475 14245 14875 15725 19943 20825 22015 23375 30821 32375 32725 34595 45325 45815 48433 50875 67375 71225 78625 99715 104125 110075 154105 163625 172975 226625 229075 242165 339031 356125 498575 550375 770525 864875 1145375 1210825 1695155 2492875 3852625 6054125 8475775 42378875
• Sum of all divisors σ(n): 72985536
• Sum of proper divisors (its aliquot sum) s(n): 30606661
• 42378875 is a deficient number, because the sum of its proper divisors (30606661) is less than itself. Its deficiency is 11772214

Bases of 42378875

• Binary: 10100001101010011001111011₂
• Hexadecimal: 0x286A67B
• Base-36: P8BQZ

Squares and roots of 42378875

• 42378875 squared (42378875²) is 1795969046265625
• 42378875 cubed (42378875³) is 76111147715560138671875
• The square root of 42378875 is 6509.9059132985
• The cube root of 42378875 is 348.6447591223

Scales and comparisons

• 42,378,875 seconds is equal to 1 year, 18 weeks, 11 hours, 54 minutes, 35 seconds.
• To count from 1 to 42,378,875 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 42378875 cubic inches would be around 29.1 feet tall.

Recreational maths with 42378875

• 42378875 backwards is 57887324
• The number of decimal digits it has is: 8
• The sum of 42378875's digits is 44
• More coming soon!