42859740

Names of 42859740

• Cardinal: 42859740 can be written as Forty-two million, eight hundred fifty-nine thousand, seven hundred forty.

Scientific notation

• Scientific notation: 4.285974 × 10⁷

Factors of 42859740

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 9305

Divisors of 42859740

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 7 10 11 12 14 15 20 21 22 28 30 33 35 42 44 55 60 66 70 77 84 105 110 132 140 154 165 210 220 231 308 330 385 420 462 660 770 924 1155 1540 2310 4620 9277 18554 27831 37108 46385 55662 64939 92770 102047 111324 129878 139155 185540 194817 204094 259756 278310 306141 324695 389634 408188 510235 556620 612282 649390 714329 779268 974085 1020470 1224564 1298780 1428658 1530705 1948170 2040940 2142987 2857316 3061410 3571645 3896340 4285974 6122820 7143290 8571948 10714935 14286580 21429870 42859740
• Sum of all divisors σ(n): 149635584
• Sum of proper divisors (its aliquot sum) s(n): 106775844
• 42859740 is an abundant number, because the sum of its proper divisors (106775844) is greater than itself. Its abundance is 63916104

Bases of 42859740

• Binary: 10100011011111110011011100₂
• Hexadecimal: 0x28DFCDC
• Base-36: PIMSC

Squares and roots of 42859740

• 42859740 squared (42859740²) is 1836957312867600
• 42859740 cubed (42859740³) is 78731512820603990424000
• The square root of 42859740 is 6546.7350641369
• The cube root of 42859740 is 349.9584712631

Scales and comparisons

• 42,859,740 seconds is equal to 1 year, 18 weeks, 6 days, 1 hour, 29 minutes.
• To count from 1 to 42,859,740 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 42859740 cubic inches would be around 29.2 feet tall.

Recreational maths with 42859740

• 42859740 backwards is 04795824
• The number of decimal digits it has is: 8
• The sum of 42859740's digits is 39
• More coming soon!