164365856431

Names of 164365856431

• Cardinal: 164365856431 can be written as One hundred sixty-four billion, three hundred sixty-five million, eight hundred fifty-six thousand, four hundred thirty-one.

Scientific notation

• Scientific notation: 1.64365856431 × 10¹¹

Factors of 164365856431

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 8405

Divisors of 164365856431

• Number of divisors d(n): 48
• Complete list of divisors:
  1 7 19 31 133 157 217 589 961 1099 2983 4123 4867 6727 8191 18259 20881 34069 57337 92473 127813 150877 155629 253921 647311 1056139 1089403 1285987 1777447 2866663 4824499 7871551 9001909 20066641 24433753 33771493 39865597 55100857 149559469 171036271 279059179 757446343 1046916283 1235833507 5302124401 8650834549 23480836633 164365856431
• Sum of all divisors σ(n): 205644103680
• Sum of proper divisors (its aliquot sum) s(n): 41278247249
• 164365856431 is a deficient number, because the sum of its proper divisors (41278247249) is less than itself. Its deficiency is 123087609182

Bases of 164365856431

• Binary: 10011001000100111101111110111010101111₂
• Hexadecimal: 0x2644F7EEAF
• Base-36: 23IB6QI7

Squares and roots of 164365856431

• 164365856431 squared (164365856431²) is 27016134760296104057761
• 164365856431 cubed (164365856431³) is 4440530127331378038606581057310991
• The square root of 164365856431 is 405420.5920164887
• The cube root of 164365856431 is 5477.7709560721

Scales and comparisons

• 164,365,856,431 seconds is equal to 5,226 years, 16 weeks, 6 days, 14 hours, 20 minutes, 31 seconds.
• To count from 1 to 164,365,856,431 would take you about ten thousand, four hundred fifty-two 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 164365856431 cubic inches would be around 456.5 feet tall.

Recreational maths with 164365856431

• 164365856431 backwards is 134658563461
• The number of decimal digits it has is: 12
• The sum of 164365856431's digits is 52
• More coming soon!