1640044131

Names of 1640044131

• Cardinal: 1640044131 can be written as One billion, six hundred forty million, forty-four thousand, one hundred thirty-one.

Scientific notation

• Scientific notation: 1.640044131 × 10⁹

Factors of 1640044131

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 235762

Divisors of 1640044131

• Number of divisors d(n): 16
• Complete list of divisors:
  1 3 11 33 211 633 2321 6963 235537 706611 2590907 7772721 49698307 149094921 546681377 1640044131
• Sum of all divisors σ(n): 2396834688
• Sum of proper divisors (its aliquot sum) s(n): 756790557
• 1640044131 is a deficient number, because the sum of its proper divisors (756790557) is less than itself. Its deficiency is 883253574

Bases of 1640044131

• Binary: 1100001110000010001011001100011₂
• Hexadecimal: 0x61C11663
• Base-36: R4FU5F

Squares and roots of 1640044131

• 1640044131 squared (1640044131²) is 2689744751627545161
• 1640044131 cubed (1640044131³) is 4411300093794808139235500091
• The square root of 1640044131 is 40497.4583276531
• The cube root of 1640044131 is 1179.2842856487

Scales and comparisons

• 1,640,044,131 seconds is equal to 52 years, 7 weeks, 4 days, 23 hours, 48 minutes, 51 seconds.
• To count from 1 to 1,640,044,131 would take you about one hundred four 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 1640044131 cubic inches would be around 98.3 feet tall.

Recreational maths with 1640044131

• 1640044131 backwards is 1314400461
• The number of decimal digits it has is: 10
• The sum of 1640044131's digits is 24
• More coming soon!