40147379

Names of 40147379

• Cardinal: 40147379 can be written as Forty million, one hundred forty-seven thousand, three hundred seventy-nine.

Scientific notation

• Scientific notation: 4.0147379 × 10⁷

Factors of 40147379

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 40147379

Divisors of 40147379

• Number of divisors d(n): 2
• Complete list of divisors:
  1 40147379
• Sum of all divisors σ(n): 40147380
• Sum of proper divisors (its aliquot sum) s(n): 1
• 40147379 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 40147378

Bases of 40147379

• Binary: 10011001001001100110110011₂
• Hexadecimal: 0x26499B3
• Base-36: NWHWZ

Squares and roots of 40147379

• 40147379 squared (40147379²) is 1611812040569641
• 40147379 cubed (40147379³) is 64710028869512753120939
• The square root of 40147379 is 6336.1959407835
• The cube root of 40147379 is 342.4146987741

Scales and comparisons

• 40,147,379 seconds is equal to 1 year, 14 weeks, 2 days, 16 hours, 2 minutes, 59 seconds.
• To count from 1 to 40,147,379 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 40147379 cubic inches would be around 28.5 feet tall.

Recreational maths with 40147379

• 40147379 backwards is 97374104
• 40147379 is a twin prime! Its twin is 40147381
• The number of decimal digits it has is: 8
• The sum of 40147379's digits is 35
• More coming soon!