165349121

Names of 165349121

• Cardinal: 165349121 can be written as One hundred sixty-five million, three hundred forty-nine thousand, one hundred twenty-one.

Scientific notation

• Scientific notation: 1.65349121 × 10⁸

Factors of 165349121

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 12271

Divisors of 165349121

• Number of divisors d(n): 8
• Complete list of divisors:
  1 7 2393 9871 16751 69097 23621303 165349121
• Sum of all divisors σ(n): 189068544
• Sum of proper divisors (its aliquot sum) s(n): 23719423
• 165349121 is a deficient number, because the sum of its proper divisors (23719423) is less than itself. Its deficiency is 141629698

Bases of 165349121

• Binary: 1001110110110000011100000001₂
• Hexadecimal: 0x9DB0701
• Base-36: 2QG075

Squares and roots of 165349121

• 165349121 squared (165349121²) is 27340331815472641
• 165349121 cubed (165349121³) is 4520699833536735388898561
• The square root of 165349121 is 12858.8149142913
• The cube root of 165349121 is 548.8672233629

Scales and comparisons

• 165,349,121 seconds is equal to 5 years, 13 weeks, 2 days, 18 hours, 18 minutes, 41 seconds.
• To count from 1 to 165,349,121 would take you about seven 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 165349121 cubic inches would be around 45.7 feet tall.

Recreational maths with 165349121

• 165349121 backwards is 121943561
• The number of decimal digits it has is: 9
• The sum of 165349121's digits is 32
• More coming soon!