1398156424

Names of 1398156424

• Cardinal: 1398156424 can be written as One billion, three hundred ninety-eight million, one hundred fifty-six thousand, four hundred twenty-four.

Scientific notation

• Scientific notation: 1.398156424 × 10⁹

Factors of 1398156424

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 673

Divisors of 1398156424

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 4 7 8 14 28 56 71 142 284 497 568 593 994 1186 1988 2372 3976 4151 4744 8302 16604 33208 42103 84206 168412 294721 336824 351649 589442 703298 1178884 1406596 2357768 2461543 2813192 4923086 9846172 19692344 24967079 49934158 99868316 174769553 199736632 349539106 699078212 1398156424
• Sum of all divisors σ(n): 3043379520
• Sum of proper divisors (its aliquot sum) s(n): 1645223096
• 1398156424 is an abundant number, because the sum of its proper divisors (1645223096) is greater than itself. Its abundance is 247066672

Bases of 1398156424

• Binary: 1010011010101100010110010001000₂
• Hexadecimal: 0x53562C88
• Base-36: N4FCEG

Squares and roots of 1398156424

• 1398156424 squared (1398156424²) is 1954841385972467776
• 1398156424 cubed (1398156424³) is 2733174041698469308147393024
• The square root of 1398156424 is 37391.9299314705
• The cube root of 1398156424 is 1118.1976815989

Scales and comparisons

• 1,398,156,424 seconds is equal to 44 years, 23 weeks, 5 days, 8 hours, 47 minutes, 4 seconds.
• To count from 1 to 1,398,156,424 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 1398156424 cubic inches would be around 93.2 feet tall.

Recreational maths with 1398156424

• 1398156424 backwards is 4246518931
• The number of decimal digits it has is: 10
• The sum of 1398156424's digits is 43
• More coming soon!