42120936

Names of 42120936

• Cardinal: 42120936 can be written as Forty-two million, one hundred twenty thousand, nine hundred thirty-six.

Scientific notation

• Scientific notation: 4.2120936 × 10⁷

Factors of 42120936

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 4120

Divisors of 42120936

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 13 18 22 24 26 33 36 39 44 52 66 72 78 88 99 104 117 132 143 156 198 234 264 286 312 396 429 468 572 792 858 936 1144 1287 1716 2574 3432 4091 5148 8182 10296 12273 16364 24546 32728 36819 45001 49092 53183 73638 90002 98184 106366 135003 147276 159549 180004 212732 270006 294552 319098 360008 405009 425464 478647 540012 585013 638196 810018 957294 1080024 1170026 1276392 1620036 1755039 1914588 2340052 3240072 3510078 3829176 4680104 5265117 7020156 10530234 14040312 21060468 42120936
• Sum of all divisors σ(n): 134053920
• Sum of proper divisors (its aliquot sum) s(n): 91932984
• 42120936 is an abundant number, because the sum of its proper divisors (91932984) is greater than itself. Its abundance is 49812048

Bases of 42120936

• Binary: 10100000101011011011101000₂
• Hexadecimal: 0x282B6E8
• Base-36: P2SQ0

Squares and roots of 42120936

• 42120936 squared (42120936²) is 1774173249516096
• 42120936 cubed (42120936³) is 74729837895779510585856
• The square root of 42120936 is 6490.0644064601
• The cube root of 42120936 is 347.9359771243

Scales and comparisons

• 42,120,936 seconds is equal to 1 year, 17 weeks, 4 days, 12 hours, 15 minutes, 36 seconds.
• To count from 1 to 42,120,936 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 42120936 cubic inches would be around 29 feet tall.

Recreational maths with 42120936

• 42120936 backwards is 63902124
• The number of decimal digits it has is: 8
• The sum of 42120936's digits is 27
• More coming soon!