40142046

Names of 40142046

• Cardinal: 40142046 can be written as Forty million, one hundred forty-two thousand and forty-six.

Scientific notation

• Scientific notation: 4.0142046 × 10⁷

Factors of 40142046

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 9576

Divisors of 40142046

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 3 6 7 14 21 42 101 202 303 606 707 1414 2121 4242 9463 18926 28389 56778 66241 132482 198723 397446 955763 1911526 2867289 5734578 6690341 13380682 20071023 40142046
• Sum of all divisors σ(n): 92671488
• Sum of proper divisors (its aliquot sum) s(n): 52529442
• 40142046 is an abundant number, because the sum of its proper divisors (52529442) is greater than itself. Its abundance is 12387396

Bases of 40142046

• Binary: 10011001001000010011011110₂
• Hexadecimal: 0x26484DE
• Base-36: NWDSU

Squares and roots of 40142046

• 40142046 squared (40142046²) is 1611383857066116
• 40142046 cubed (40142046³) is 64684244914005453513336
• The square root of 40142046 is 6335.7750907051
• The cube root of 40142046 is 342.3995364855

Scales and comparisons

• 40,142,046 seconds is equal to 1 year, 14 weeks, 2 days, 14 hours, 34 minutes, 6 seconds.
• To count from 1 to 40,142,046 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 40142046 cubic inches would be around 28.5 feet tall.

Recreational maths with 40142046

• 40142046 backwards is 64024104
• 40142046 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 40142046's digits is 21
• More coming soon!