49198940

Names of 49198940

• Cardinal: 49198940 can be written as Forty-nine million, one hundred ninety-eight thousand, nine hundred forty.

Scientific notation

• Scientific notation: 4.919894 × 10⁷

Factors of 49198940

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 898

Divisors of 49198940

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 5 7 10 14 20 28 35 49 61 70 98 122 140 196 244 245 305 427 490 610 823 854 980 1220 1646 1708 2135 2989 3292 4115 4270 5761 5978 8230 8540 11522 11956 14945 16460 23044 28805 29890 40327 50203 57610 59780 80654 100406 115220 161308 200812 201635 251015 351421 403270 502030 702842 806540 1004060 1405684 1757105 2459947 3514210 4919894 7028420 9839788 12299735 24599470 49198940
• Sum of all divisors σ(n): 122304672
• Sum of proper divisors (its aliquot sum) s(n): 73105732
• 49198940 is an abundant number, because the sum of its proper divisors (73105732) is greater than itself. Its abundance is 23906792

Bases of 49198940

• Binary: 10111011101011011101011100₂
• Hexadecimal: 0x2EEB75C
• Base-36: TAI58

Squares and roots of 49198940

• 49198940 squared (49198940²) is 2420535697123600
• 49198940 cubed (49198940³) is 119087790530642168984000
• The square root of 49198940 is 7014.1956060551
• The cube root of 49198940 is 366.4251283435

Scales and comparisons

• 49,198,940 seconds is equal to 1 year, 29 weeks, 2 days, 10 hours, 22 minutes, 20 seconds.
• To count from 1 to 49,198,940 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 49198940 cubic inches would be around 30.5 feet tall.

Recreational maths with 49198940

• 49198940 backwards is 04989194
• The number of decimal digits it has is: 8
• The sum of 49198940's digits is 44
• More coming soon!