40359990

Names of 40359990

• Cardinal: 40359990 can be written as Forty million, three hundred fifty-nine thousand, nine hundred ninety.

Scientific notation

• Scientific notation: 4.035999 × 10⁷

Factors of 40359990

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 238

Divisors of 40359990

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 5 6 10 11 15 19 22 30 33 38 41 55 57 66 82 95 110 114 123 157 165 190 205 209 246 285 314 330 410 418 451 471 570 615 627 779 785 902 942 1045 1230 1254 1353 1558 1570 1727 2090 2255 2337 2355 2706 2983 3135 3454 3895 4510 4674 4710 5181 5966 6270 6437 6765 7790 8569 8635 8949 10362 11685 12874 13530 14915 17138 17270 17898 19311 23370 25707 25905 29830 32185 32813 38622 42845 44745 51414 51810 64370 65626 70807 85690 89490 96555 98439 122303 128535 141614 164065 193110 196878 212421 244606 257070 328130 354035 366909 424842 492195 611515 708070 733818 984390 1062105 1223030 1345333 1834545 2124210 2690666 3669090 4035999 6726665 8071998 13453330 20179995 40359990
• Sum of all divisors σ(n): 114670080
• Sum of proper divisors (its aliquot sum) s(n): 74310090
• 40359990 is an abundant number, because the sum of its proper divisors (74310090) is greater than itself. Its abundance is 33950100

Bases of 40359990

• Binary: 10011001111101100000110110₂
• Hexadecimal: 0x267D836
• Base-36: O11YU

Squares and roots of 40359990

• 40359990 squared (40359990²) is 1628928792800100
• 40359990 cubed (40359990³) is 65743549788124107999000
• The square root of 40359990 is 6352.9512826717
• The cube root of 40359990 is 343.0180839149

Scales and comparisons

• 40,359,990 seconds is equal to 1 year, 14 weeks, 5 days, 3 hours, 6 minutes, 30 seconds.
• To count from 1 to 40,359,990 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 40359990 cubic inches would be around 28.6 feet tall.

Recreational maths with 40359990

• 40359990 backwards is 09995304
• The number of decimal digits it has is: 8
• The sum of 40359990's digits is 39
• More coming soon!