2989014868

Names of 2989014868

• Cardinal: 2989014868 can be written as Two billion, nine hundred eighty-nine million, fourteen thousand, eight hundred sixty-eight.

Scientific notation

• Scientific notation: 2.989014868 × 10⁹

Factors of 2989014868

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 19486

Divisors of 2989014868

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 7 14 17 19 28 34 38 68 76 119 133 238 266 289 323 476 532 578 646 1156 1292 2023 2261 4046 4522 5491 8092 9044 10982 19441 21964 38437 38882 76874 77764 136087 153748 272174 330497 369379 544348 660994 738758 1321988 1477516 2313479 2585653 4626958 5171306 5618449 6279443 9253916 10342612 11236898 12558886 22473796 25117772 39329143 43956101 78658286 87912202 106750531 157316572 175824404 213501062 427002124 747253717 1494507434 2989014868
• Sum of all divisors σ(n): 6684937280
• Sum of proper divisors (its aliquot sum) s(n): 3695922412
• 2989014868 is an abundant number, because the sum of its proper divisors (3695922412) is greater than itself. Its abundance is 706907544

Bases of 2989014868

• Binary: 10110010001010001011111101010100₂
• Hexadecimal: 0xB228BF54
• Base-36: 1DFKYMS

Squares and roots of 2989014868

• 2989014868 squared (2989014868²) is 8934209881125057424
• 2989014868 cubed (2989014868³) is 26704486168515309207689780032
• The square root of 2989014868 is 54671.8837063439
• The cube root of 2989014868 is 1440.4870503959

Scales and comparisons

• 2,989,014,868 seconds is equal to 95 years, 2 weeks, 1 day, 1 hour, 54 minutes, 28 seconds.
• To count from 1 to 2,989,014,868 would take you about one hundred ninety 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 2989014868 cubic inches would be around 120 feet tall.

Recreational maths with 2989014868

• 2989014868 backwards is 8684109892
• The number of decimal digits it has is: 10
• The sum of 2989014868's digits is 55
• More coming soon!