1385168071

Names of 1385168071

• Cardinal: 1385168071 can be written as One billion, three hundred eighty-five million, one hundred sixty-eight thousand and seventy-one.

Scientific notation

• Scientific notation: 1.385168071 × 10⁹

Factors of 1385168071

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 16054

Divisors of 1385168071

• Number of divisors d(n): 16
• Complete list of divisors:
  1 7 31 217 409 2863 12679 15607 88753 109249 483817 3386719 6383263 44682841 197881153 1385168071
• Sum of all divisors σ(n): 1638215680
• Sum of proper divisors (its aliquot sum) s(n): 253047609
• 1385168071 is a deficient number, because the sum of its proper divisors (253047609) is less than itself. Its deficiency is 1132120462

Bases of 1385168071

• Binary: 1010010100011111111110011000111₂
• Hexadecimal: 0x528FFCC7
• Base-36: MWOYIV

Squares and roots of 1385168071

• 1385168071 squared (1385168071²) is 1918690584917861041
• 1385168071 cubed (1385168071³) is 2657708936356535271608021911
• The square root of 1385168071 is 37217.8461359601
• The cube root of 1385168071 is 1114.7243571815

Scales and comparisons

• 1,385,168,071 seconds is equal to 44 years, 2 weeks, 2 days, 54 minutes, 31 seconds.
• To count from 1 to 1,385,168,071 would take you about eighty-eight 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 1385168071 cubic inches would be around 92.9 feet tall.

Recreational maths with 1385168071

• 1385168071 backwards is 1708615831
• The number of decimal digits it has is: 10
• The sum of 1385168071's digits is 40
• More coming soon!