1440139461

Names of 1440139461

• Cardinal: 1440139461 can be written as One billion, four hundred forty million, one hundred thirty-nine thousand, four hundred sixty-one.

Scientific notation

• Scientific notation: 1.440139461 × 10⁹

Factors of 1440139461

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 32676

Divisors of 1440139461

• Number of divisors d(n): 16
• Complete list of divisors:
  1 3 113 131 339 393 14803 32429 44409 97287 3664477 4248199 10993431 12744597 480046487 1440139461
• Sum of all divisors σ(n): 1952026560
• Sum of proper divisors (its aliquot sum) s(n): 511887099
• 1440139461 is a deficient number, because the sum of its proper divisors (511887099) is less than itself. Its deficiency is 928252362

Bases of 1440139461

• Binary: 1010101110101101100100011000101₂
• Hexadecimal: 0x55D6C8C5
• Base-36: NTF6PX

Squares and roots of 1440139461

• 1440139461 squared (1440139461²) is 2074001667129370521
• 1440139461 cubed (1440139461³) is 2986851643012793079382229181
• The square root of 1440139461 is 37949.1694375515
• The cube root of 1440139461 is 1129.2796884319

Scales and comparisons

• 1,440,139,461 seconds is equal to 45 years, 41 weeks, 1 day, 6 hours, 44 minutes, 21 seconds.
• To count from 1 to 1,440,139,461 would take you about ninety-one 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 1440139461 cubic inches would be around 94.1 feet tall.

Recreational maths with 1440139461

• 1440139461 backwards is 1649310441
• The number of decimal digits it has is: 10
• The sum of 1440139461's digits is 33
• More coming soon!