42427680

Names of 42427680

• Cardinal: 42427680 can be written as Forty-two million, four hundred twenty-seven thousand, six hundred eighty.

Scientific notation

• Scientific notation: 4.242768 × 10⁷

Factors of 42427680

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 730

Divisors of 42427680

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 80 96 120 157 160 240 314 471 480 563 628 785 942 1126 1256 1570 1689 1884 2252 2355 2512 2815 3140 3378 3768 4504 4710 5024 5630 6280 6756 7536 8445 9008 9420 11260 12560 13512 15072 16890 18016 18840 22520 25120 27024 33780 37680 45040 54048 67560 75360 88391 90080 135120 176782 265173 270240 353564 441955 530346 707128 883910 1060692 1325865 1414256 1767820 2121384 2651730 2828512 3535640 4242768 5303460 7071280 8485536 10606920 14142560 21213840 42427680
• Sum of all divisors σ(n): 134737344
• Sum of proper divisors (its aliquot sum) s(n): 92309664
• 42427680 is an abundant number, because the sum of its proper divisors (92309664) is greater than itself. Its abundance is 49881984

Bases of 42427680

• Binary: 10100001110110010100100000₂
• Hexadecimal: 0x2876520
• Base-36: P9DEO

Squares and roots of 42427680

• 42427680 squared (42427680²) is 1800108030182400
• 42427680 cubed (42427680³) is 76374407470009208832000
• The square root of 42427680 is 6513.6533527661
• The cube root of 42427680 is 348.7785449587

Scales and comparisons

• 42,427,680 seconds is equal to 1 year, 18 weeks, 1 day, 1 hour, 28 minutes.
• To count from 1 to 42,427,680 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 42427680 cubic inches would be around 29.1 feet tall.

Recreational maths with 42427680

• 42427680 backwards is 08672424
• The number of decimal digits it has is: 8
• The sum of 42427680's digits is 33
• More coming soon!