4013907661

Names of 4013907661

• Cardinal: 4013907661 can be written as Four billion, thirteen million, nine hundred seven thousand, six hundred sixty-one.

Scientific notation

• Scientific notation: 4.013907661 × 10⁹

Factors of 4013907661

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 299435

Divisors of 4013907661

• Number of divisors d(n): 8
• Complete list of divisors:
  1 29 463 13427 298943 8669347 138410609 4013907661
• Sum of all divisors σ(n): 4161300480
• Sum of proper divisors (its aliquot sum) s(n): 147392819
• 4013907661 is a deficient number, because the sum of its proper divisors (147392819) is less than itself. Its deficiency is 3866514842

Bases of 4013907661

• Binary: 11101111001111110101111011001101₂
• Hexadecimal: 0xEF3F5ECD
• Base-36: 1UDRYZ1

Squares and roots of 4013907661

• 4013907661 squared (4013907661²) is 16111454711034490921
• 4013907661 cubed (4013907661³) is 64669891494475884343036845781
• The square root of 4013907661 is 63355.4075119087
• The cube root of 4013907661 is 1589.2386768307

Scales and comparisons

• 4,013,907,661 seconds is equal to 127 years, 32 weeks, 5 days, 6 hours, 21 minutes, 1 second.
• To count from 1 to 4,013,907,661 would take you about two hundred fifty-five years!

  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 4013907661 cubic inches would be around 132.4 feet tall.

Recreational maths with 4013907661

• 4013907661 backwards is 1667093104
• The number of decimal digits it has is: 10
• The sum of 4013907661's digits is 37
• More coming soon!