15996380985

Names of 15996380985

• Cardinal: 15996380985 can be written as Fifteen billion, nine hundred ninety-six million, three hundred eighty thousand, nine hundred eighty-five.

Scientific notation

• Scientific notation: 1.5996380985 × 10¹⁰

Factors of 15996380985

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 556

Divisors of 15996380985

• Number of divisors d(n): 160
• Complete list of divisors:
  1 3 5 9 13 15 27 39 45 65 67 81 117 135 137 195 201 331 335 351 405 411 585 603 685 871 993 1005 1053 1233 1655 1755 1781 1809 2055 2613 2979 3015 3699 4303 4355 4965 5265 5343 5427 6165 7839 8905 8937 9045 9179 11097 12909 13065 14895 16029 18495 21515 22177 23517 26715 26811 27135 27537 38727 39195 44685 45347 45895 48087 55485 64545 66531 70551 80145 82611 110885 116181 117585 119327 134055 136041 137685 144261 193635 199593 226735 240435 247833 288301 332655 348543 352755 357981 408123 413055 580905 589511 596635 598779 680205 721305 743499 864903 997965 1073943 1224369 1239165 1441505 1742715 1768533 1789905 1796337 2040615 2594709 2947555 2993895 3038249 3221829 3673107 3717495 4324515 5305599 5369715 6121845 7784127 8842665 8981685 9114747 9665487 12973545 15191245 15916797 16109145 18365535 23352381 26527995 27344241 38920635 39497237 45573735 47750391 48327435 79583985 82032723 116761905 118491711 136721205 197486185 238751955 246098169 355475133 410163615 592458555 1066425399 1230490845 1777375665 3199276197 5332126995 15996380985
• Sum of all divisors σ(n): 31665820032
• Sum of proper divisors (its aliquot sum) s(n): 15669439047
• 15996380985 is a deficient number, because the sum of its proper divisors (15669439047) is less than itself. Its deficiency is 326941938

Bases of 15996380985

• Binary: 1110111001011101010110011100111001₂
• Hexadecimal: 0x3B9756739
• Base-36: 7CJTYK9

Squares and roots of 15996380985

• 15996380985 squared (15996380985²) is 255884204617269570225
• 15996380985 cubed (15996380985³) is 4093221225101540155766312171625
• The square root of 15996380985 is 126476.8001848561
• The cube root of 15996380985 is 2519.6520990813

Scales and comparisons

• 15,996,380,985 seconds is equal to 508 years, 33 weeks, 7 hours, 9 minutes, 45 seconds.
• To count from 1 to 15,996,380,985 would take you about one thousand and seventeen 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 15996380985 cubic inches would be around 210 feet tall.

Recreational maths with 15996380985

• 15996380985 backwards is 58908369951
• The number of decimal digits it has is: 11
• The sum of 15996380985's digits is 63
• More coming soon!