1385782979

Names of 1385782979

• Cardinal: 1385782979 can be written as One billion, three hundred eighty-five million, seven hundred eighty-two thousand, nine hundred seventy-nine.

Scientific notation

• Scientific notation: 1.385782979 × 10⁹

Factors of 1385782979

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 1558945

Divisors of 1385782979

• Number of divisors d(n): 8
• Complete list of divisors:
  1 7 127 889 1558811 10911677 197968997 1385782979
• Sum of all divisors σ(n): 1596223488
• Sum of proper divisors (its aliquot sum) s(n): 210440509
• 1385782979 is a deficient number, because the sum of its proper divisors (210440509) is less than itself. Its deficiency is 1175342470

Bases of 1385782979

• Binary: 1010010100110010101111011000011₂
• Hexadecimal: 0x52995EC3
• Base-36: MX24ZN

Squares and roots of 1385782979

• 1385782979 squared (1385782979²) is 1920394464886114441
• 1385782979 cubed (1385782979³) is 2661249962404990565783899739
• The square root of 1385782979 is 37226.1061487769
• The cube root of 1385782979 is 1114.8892833821

Scales and comparisons

• 1,385,782,979 seconds is equal to 44 years, 3 weeks, 2 days, 3 hours, 42 minutes, 59 seconds.
• To count from 1 to 1,385,782,979 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 1385782979 cubic inches would be around 92.9 feet tall.

Recreational maths with 1385782979

• 1385782979 backwards is 9792875831
• The number of decimal digits it has is: 10
• The sum of 1385782979's digits is 59
• More coming soon!