165813968133

Names of 165813968133

• Cardinal: 165813968133 can be written as One hundred sixty-five billion, eight hundred thirteen million, nine hundred sixty-eight thousand, one hundred thirty-three.

Scientific notation

• Scientific notation: 1.65813968133 × 10¹¹

Factors of 165813968133

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 695350

Divisors of 165813968133

• Number of divisors d(n): 48
• Complete list of divisors:
  1 3 9 11 27 33 73 99 121 219 297 363 657 803 1089 1971 2409 3267 7227 8833 21681 26499 79497 238491 695263 2085789 6257367 7647893 18772101 22943679 50754199 68831037 84126823 152262597 206493111 252380469 456787791 558296189 757141407 1370363373 1674888567 2271424221 5024665701 6141258079 15073997103 18423774237 55271322711 165813968133
• Sum of all divisors σ(n): 273711531520
• Sum of proper divisors (its aliquot sum) s(n): 107897563387
• 165813968133 is a deficient number, because the sum of its proper divisors (107897563387) is less than itself. Its deficiency is 57916404746

Bases of 165813968133

• Binary: 10011010011011010010000101110100000101₂
• Hexadecimal: 0x269B485D05
• Base-36: 2469CSN9

Squares and roots of 165813968133

• 165813968133 squared (165813968133²) is 27494272028011539505689
• 165813968133 cubed (165813968133³) is 4558934345892738694952586418208637
• The square root of 165813968133 is 407202.6131215271
• The cube root of 165813968133 is 5493.8108686707

Scales and comparisons

• 165,813,968,133 seconds is equal to 5,272 years, 19 weeks, 2 days, 3 hours, 35 minutes, 33 seconds.
• To count from 1 to 165,813,968,133 would take you about ten thousand, five hundred forty-four 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 165813968133 cubic inches would be around 457.8 feet tall.

Recreational maths with 165813968133

• 165813968133 backwards is 331869318561
• The number of decimal digits it has is: 12
• The sum of 165813968133's digits is 54
• More coming soon!