42278964

Names of 42278964

• Cardinal: 42278964 can be written as Forty-two million, two hundred seventy-eight thousand, nine hundred sixty-four.

Scientific notation

• Scientific notation: 4.2278964 × 10⁷

Factors of 42278964

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 5556

Divisors of 42278964

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 7 12 13 14 21 26 28 39 42 49 52 78 84 91 98 147 156 182 196 273 294 364 546 588 637 1092 1274 1911 2548 3822 5531 7644 11062 16593 22124 33186 38717 66372 71903 77434 116151 143806 154868 215709 232302 271019 287612 431418 464604 503321 542038 813057 862836 1006642 1084076 1509963 1626114 2013284 3019926 3252228 3523247 6039852 7046494 10569741 14092988 21139482 42278964
• Sum of all divisors σ(n): 123607008
• Sum of proper divisors (its aliquot sum) s(n): 81328044
• 42278964 is an abundant number, because the sum of its proper divisors (81328044) is greater than itself. Its abundance is 39049080

Bases of 42278964

• Binary: 10100001010010000000110100₂
• Hexadecimal: 0x2852034
• Base-36: P66NO

Squares and roots of 42278964

• 42278964 squared (42278964²) is 1787510796913296
• 42278964 cubed (42278964³) is 75574104632308552705344
• The square root of 42278964 is 6502.2276182859
• The cube root of 42278964 is 348.3705591701

Scales and comparisons

• 42,278,964 seconds is equal to 1 year, 17 weeks, 6 days, 8 hours, 9 minutes, 24 seconds.
• To count from 1 to 42,278,964 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 42278964 cubic inches would be around 29 feet tall.

Recreational maths with 42278964

• 42278964 backwards is 46987224
• 42278964 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 42278964's digits is 42
• More coming soon!