165104222985

Names of 165104222985

• Cardinal: 165104222985 can be written as One hundred sixty-five billion, one hundred four million, two hundred twenty-two thousand, nine hundred eighty-five.

Scientific notation

• Scientific notation: 1.65104222985 × 10¹¹

Factors of 165104222985

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 12463

Divisors of 165104222985

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 5 9 13 15 39 45 65 117 169 195 507 585 845 1521 2099 2535 6297 7605 10343 10495 18891 27287 31029 31485 51715 81861 93087 94455 134459 136435 155145 245583 354731 403377 409305 465435 672295 1064193 1210131 1227915 1747967 1773655 2016885 3192579 5243901 5320965 6050655 8739835 15731703 15962895 21709957 26219505 65129871 78658515 108549785 195389613 282229441 325649355 846688323 976948065 1411147205 2540064969 3668982733 4233441615 11006948199 12700324845 18344913665 33020844597 55034740995 165104222985
• Sum of all divisors σ(n): 310065537600
• Sum of proper divisors (its aliquot sum) s(n): 144961314615
• 165104222985 is a deficient number, because the sum of its proper divisors (144961314615) is less than itself. Its deficiency is 20142908370

Bases of 165104222985

• Binary: 10011001110000111110101000001100001001₂
• Hexadecimal: 0x2670FA8309
• Base-36: 23UISHS9

Squares and roots of 165104222985

• 165104222985 squared (165104222985²) is 27259404447480602310225
• 165104222985 cubed (165104222985³) is 4500642790335138085289494545521625
• The square root of 165104222985 is 406330.1896056949
• The cube root of 165104222985 is 5485.9611435295

Scales and comparisons

• 165,104,222,985 seconds is equal to 5,249 years, 41 weeks, 5 days, 12 hours, 9 minutes, 45 seconds.
• To count from 1 to 165,104,222,985 would take you about ten thousand, four hundred ninety-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 165104222985 cubic inches would be around 457.2 feet tall.

Recreational maths with 165104222985

• 165104222985 backwards is 589222401561
• 165104222985 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 165104222985's digits is 45
• More coming soon!