40722630

Names of 40722630

• Cardinal: 40722630 can be written as Forty million, seven hundred twenty-two thousand, six hundred thirty.

Scientific notation

• Scientific notation: 4.072263 × 10⁷

Factors of 40722630

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 104440

Divisors of 40722630

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 3 5 6 10 13 15 26 30 39 65 78 130 195 390 104417 208834 313251 522085 626502 1044170 1357421 1566255 2714842 3132510 4072263 6787105 8144526 13574210 20361315 40722630
• Sum of all divisors σ(n): 105253344
• Sum of proper divisors (its aliquot sum) s(n): 64530714
• 40722630 is an abundant number, because the sum of its proper divisors (64530714) is greater than itself. Its abundance is 23808084

Bases of 40722630

• Binary: 10011011010110000011000110₂
• Hexadecimal: 0x26D60C6
• Base-36: O8TS6

Squares and roots of 40722630

• 40722630 squared (40722630²) is 1658332594116900
• 40722630 cubed (40722630³) is 67531664647162695447000
• The square root of 40722630 is 6381.4285234577
• The cube root of 40722630 is 344.0423769229

Scales and comparisons

• 40,722,630 seconds is equal to 1 year, 15 weeks, 2 days, 7 hours, 50 minutes, 30 seconds.
• To count from 1 to 40,722,630 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 40722630 cubic inches would be around 28.7 feet tall.

Recreational maths with 40722630

• 40722630 backwards is 03622704
• The number of decimal digits it has is: 8
• The sum of 40722630's digits is 24
• More coming soon!