40418040

Names of 40418040

• Cardinal: 40418040 can be written as Forty million, four hundred eighteen thousand and forty.

Scientific notation

• Scientific notation: 4.041804 × 10⁷

Factors of 40418040

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2016

Divisors of 40418040

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 20 24 26 30 39 40 52 60 65 78 104 120 130 156 169 195 260 312 338 390 507 520 676 780 845 1014 1352 1560 1690 1993 2028 2535 3380 3986 4056 5070 5979 6760 7972 9965 10140 11958 15944 19930 20280 23916 25909 29895 39860 47832 51818 59790 77727 79720 103636 119580 129545 155454 207272 239160 259090 310908 336817 388635 518180 621816 673634 777270 1010451 1036360 1347268 1554540 1684085 2020902 2694536 3109080 3368170 4041804 5052255 6736340 8083608 10104510 13472680 20209020 40418040
• Sum of all divisors σ(n): 131364720
• Sum of proper divisors (its aliquot sum) s(n): 90946680
• 40418040 is an abundant number, because the sum of its proper divisors (90946680) is greater than itself. Its abundance is 50528640

Bases of 40418040

• Binary: 10011010001011101011111000₂
• Hexadecimal: 0x268BAF8
• Base-36: O2ARC

Squares and roots of 40418040

• 40418040 squared (40418040²) is 1633617957441600
• 40418040 cubed (40418040³) is 66027635948592886464000
• The square root of 40418040 is 6357.5183837721
• The cube root of 40418040 is 343.1824600767

Scales and comparisons

• 40,418,040 seconds is equal to 1 year, 14 weeks, 5 days, 19 hours, 14 minutes.
• To count from 1 to 40,418,040 would take you about forty-eight weeks!

  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 40418040 cubic inches would be around 28.6 feet tall.

Recreational maths with 40418040

• 40418040 backwards is 04081404
• The number of decimal digits it has is: 8
• The sum of 40418040's digits is 21
• More coming soon!