40679028

Names of 40679028

• Cardinal: 40679028 can be written as Forty million, six hundred seventy-nine thousand and twenty-eight.

Scientific notation

• Scientific notation: 4.0679028 × 10⁷

Factors of 40679028

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 5148

Divisors of 40679028

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 9 12 13 17 18 26 34 36 39 51 52 68 78 102 117 153 156 204 221 234 306 442 468 612 663 884 1326 1989 2652 3978 5113 7956 10226 15339 20452 30678 46017 61356 66469 86921 92034 132938 173842 184068 199407 260763 265876 347684 398814 521526 598221 782289 797628 1043052 1129973 1196442 1564578 2259946 2392884 3129156 3389919 4519892 6779838 10169757 13559676 20339514 40679028
• Sum of all divisors σ(n): 117274248
• Sum of proper divisors (its aliquot sum) s(n): 76595220
• 40679028 is an abundant number, because the sum of its proper divisors (76595220) is greater than itself. Its abundance is 35916192

Bases of 40679028

• Binary: 10011011001011011001110100₂
• Hexadecimal: 0x26CB674
• Base-36: O7W50

Squares and roots of 40679028

• 40679028 squared (40679028²) is 1654783319024784
• 40679028 cubed (40679028³) is 67314976968542121029952
• The square root of 40679028 is 6378.0112887953
• The cube root of 40679028 is 343.9195435599

Scales and comparisons

• 40,679,028 seconds is equal to 1 year, 15 weeks, 1 day, 19 hours, 43 minutes, 48 seconds.
• To count from 1 to 40,679,028 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 40679028 cubic inches would be around 28.7 feet tall.

Recreational maths with 40679028

• 40679028 backwards is 82097604
• 40679028 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 40679028's digits is 36
• More coming soon!