1389768193

Names of 1389768193

• Cardinal: 1389768193 can be written as One billion, three hundred eighty-nine million, seven hundred sixty-eight thousand, one hundred ninety-three.

Scientific notation

• Scientific notation: 1.389768193 × 10⁹

Factors of 1389768193

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 524495

Divisors of 1389768193

• Number of divisors d(n): 8
• Complete list of divisors:
  1 11 241 2651 524243 5766673 126342563 1389768193
• Sum of all divisors σ(n): 1522404576
• Sum of proper divisors (its aliquot sum) s(n): 132636383
• 1389768193 is a deficient number, because the sum of its proper divisors (132636383) is less than itself. Its deficiency is 1257131810

Bases of 1389768193

• Binary: 1010010110101100010111000000001₂
• Hexadecimal: 0x52D62E01
• Base-36: MZFK01

Squares and roots of 1389768193

• 1389768193 squared (1389768193²) is 1931455630274485249
• 1389768193 cubed (1389768193³) is 2684275601146247458507885057
• The square root of 1389768193 is 37279.5948609961
• The cube root of 1389768193 is 1115.9569878573

Scales and comparisons

• 1,389,768,193 seconds is equal to 44 years, 9 weeks, 6 days, 6 hours, 43 minutes, 13 seconds.
• To count from 1 to 1,389,768,193 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 1389768193 cubic inches would be around 93 feet tall.

Recreational maths with 1389768193

• 1389768193 backwards is 3918679831
• The number of decimal digits it has is: 10
• The sum of 1389768193's digits is 55
• More coming soon!