199589985

Names of 199589985

• Cardinal: 199589985 can be written as One hundred ninety-nine million, five hundred eighty-nine thousand, nine hundred eighty-five.

Scientific notation

• Scientific notation: 1.99589985 × 10⁸

Factors of 199589985

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 275

Divisors of 199589985

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 5 7 9 15 21 35 45 49 63 67 105 147 193 201 245 315 335 343 441 469 579 603 735 965 1005 1029 1351 1407 1715 1737 2205 2345 2895 3015 3087 3283 4053 4221 5145 6755 7035 8685 9457 9849 12159 12931 15435 16415 20265 21105 22981 28371 29547 38793 47285 49245 60795 64655 66199 68943 85113 90517 114905 116379 141855 147735 193965 198597 206829 271551 330995 344715 425565 452585 581895 595791 633619 814653 992985 1034145 1357755 1900857 2978955 3168095 4073265 4435333 5702571 9504285 13305999 22176665 28512855 39917997 66529995 199589985
• Sum of all divisors σ(n): 411590400
• Sum of proper divisors (its aliquot sum) s(n): 212000415
• 199589985 is an abundant number, because the sum of its proper divisors (212000415) is greater than itself. Its abundance is 12410430

Bases of 199589985

• Binary: 1011111001011000000001100001₂
• Hexadecimal: 0xBE58061
• Base-36: 3ATWM9

Squares and roots of 199589985

• 199589985 squared (199589985²) is 39836162112300225
• 199589985 cubed (199589985³) is 7950898998451570223246625
• The square root of 199589985 is 14127.6319671769
• The cube root of 199589985 is 584.4036438627

Scales and comparisons

• 199,589,985 seconds is equal to 6 years, 18 weeks, 1 hour, 39 minutes, 45 seconds.
• To count from 1 to 199,589,985 would take you about nine 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 199589985 cubic inches would be around 48.7 feet tall.

Recreational maths with 199589985

• 199589985 backwards is 589985991
• 199589985 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 199589985's digits is 63
• More coming soon!