40260420

Names of 40260420

• Cardinal: 40260420 can be written as Forty million, two hundred sixty thousand, four hundred twenty.

Scientific notation

• Scientific notation: 4.026042 × 10⁷

Factors of 40260420

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 309

Divisors of 40260420

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 17 18 20 30 34 36 45 51 59 60 68 85 90 102 118 153 170 177 180 204 223 236 255 295 306 340 354 446 510 531 590 612 669 708 765 885 892 1003 1020 1062 1115 1180 1338 1530 1770 2006 2007 2124 2230 2655 2676 3009 3060 3345 3540 3791 4012 4014 4460 5015 5310 6018 6690 7582 8028 9027 10030 10035 10620 11373 12036 13157 13380 15045 15164 18054 18955 20060 20070 22746 26314 30090 34119 36108 37910 39471 40140 45135 45492 52628 56865 60180 65785 68238 75820 78942 90270 113730 118413 131570 136476 157884 170595 180540 197355 223669 227460 236826 263140 341190 394710 447338 473652 592065 671007 682380 789420 894676 1118345 1184130 1342014 2013021 2236690 2368260 2684028 3355035 4026042 4473380 6710070 8052084 10065105 13420140 20130210 40260420
• Sum of all divisors σ(n): 132088320
• Sum of proper divisors (its aliquot sum) s(n): 91827900
• 40260420 is an abundant number, because the sum of its proper divisors (91827900) is greater than itself. Its abundance is 51567480

Bases of 40260420

• Binary: 10011001100101001101000100₂
• Hexadecimal: 0x2665344
• Base-36: NYX50

Squares and roots of 40260420

• 40260420 squared (40260420²) is 1620901418576400
• 40260420 cubed (40260420³) is 65258171890481666088000
• The square root of 40260420 is 6345.1099281259
• The cube root of 40260420 is 342.7357710273

Scales and comparisons

• 40,260,420 seconds is equal to 1 year, 14 weeks, 3 days, 23 hours, 27 minutes.
• To count from 1 to 40,260,420 would take you about forty-seven 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 40260420 cubic inches would be around 28.6 feet tall.

Recreational maths with 40260420

• 40260420 backwards is 02406204
• 40260420 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 40260420's digits is 18
• More coming soon!