42740208

Names of 42740208

• Cardinal: 42740208 can be written as Forty-two million, seven hundred forty thousand, two hundred eight.

Scientific notation

• Scientific notation: 4.2740208 × 10⁷

Factors of 42740208

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 510

Divisors of 42740208

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 36 42 48 56 63 72 84 109 112 126 144 168 218 252 327 336 389 436 504 654 763 778 872 981 1008 1167 1308 1526 1556 1744 1962 2289 2334 2616 2723 3052 3112 3501 3924 4578 4668 5232 5446 6104 6224 6867 7002 7848 8169 9156 9336 10892 12208 13734 14004 15696 16338 18312 18672 21784 24507 27468 28008 32676 36624 42401 43568 49014 54936 56016 65352 84802 98028 109872 127203 130704 169604 196056 254406 296807 339208 381609 392112 508812 593614 678416 763218 890421 1017624 1187228 1526436 1780842 2035248 2374456 2671263 3052872 3561684 4748912 5342526 6105744 7123368 10685052 14246736 21370104 42740208
• Sum of all divisors σ(n): 138309600
• Sum of proper divisors (its aliquot sum) s(n): 95569392
• 42740208 is an abundant number, because the sum of its proper divisors (95569392) is greater than itself. Its abundance is 52829184

Bases of 42740208

• Binary: 10100011000010100111110000₂
• Hexadecimal: 0x28C29F0
• Base-36: PG2K0

Squares and roots of 42740208

• 42740208 squared (42740208²) is 1826725379883264
• 42740208 cubed (42740208³) is 78074622695089719078912
• The square root of 42740208 is 6537.5995594713
• The cube root of 42740208 is 349.6328340085

Scales and comparisons

• 42,740,208 seconds is equal to 1 year, 18 weeks, 4 days, 16 hours, 16 minutes, 48 seconds.
• To count from 1 to 42,740,208 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 42740208 cubic inches would be around 29.1 feet tall.

Recreational maths with 42740208

• 42740208 backwards is 80204724
• The number of decimal digits it has is: 8
• The sum of 42740208's digits is 27
• More coming soon!