165478018130802

Names of 165478018130802

• Cardinal: 165478018130802 can be written as One hundred sixty-five trillion, four hundred seventy-eight billion, eighteen million, one hundred thirty thousand, eight hundred two.

Scientific notation

• Scientific notation: 1.65478018130802 × 10¹⁴

Factors of 165478018130802

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 570176

Divisors of 165478018130802

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 6 9 13 18 26 27 39 54 78 81 117 162 234 351 702 1053 2106 233161 336997 466322 673994 699483 1010991 1398966 2021982 2098449 3031093 3032973 4196898 4380961 6062186 6065946 6295347 8761922 9093279 9098919 12590694 13142883 18186558 18197838 18886041 26285766 27279837 27296757 37772082 39428649 54559674 54593514 78857298 81839511 118285947 163679022 236571894 245518533 354857841 491037066 709715682 78574557517 157149115034 235723672551 471447345102 707171017653 1021469247721 1414342035306 2042938495442 2121513052959 3064407743163 4243026105918 6128815486326 6364539158877 9193223229489 12729078317754 18386446458978 27579669688467 55159339376934 82739009065401 165478018130802
• Sum of all divisors σ(n): 399318798849432
• Sum of proper divisors (its aliquot sum) s(n): 233840780718630
• 165478018130802 is an abundant number, because the sum of its proper divisors (233840780718630) is greater than itself. Its abundance is 68362762587828

Bases of 165478018130802

• Binary: 100101101000000001011010011111010010001101110010₂
• Hexadecimal: 0x96805A7D2372
• Base-36: 1MNNJVH94I

Squares and roots of 165478018130802

• 165478018130802 squared (165478018130802²) is 27382974484498035437981163204
• 165478018130802 cubed (165478018130802³) is 4531280348221054457692196839691261781409608
• The square root of 165478018130802 is 12863825.9522896997
• The cube root of 165478018130802 is 54900.9808607519

Scales and comparisons

• 165,478,018,130,802 seconds is equal to 5,261,689 years, 6 weeks, 1 day, 11 hours, 26 minutes, 42 seconds.
• To count from 1 to 165,478,018,130,802 would take you about thirteen million, one hundred fifty-four thousand, two hundred twenty-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 165478018130802 cubic inches would be around 4575.1 feet tall.

Recreational maths with 165478018130802

• 165478018130802 backwards is 208031810874561
• 165478018130802 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 165478018130802's digits is 54
• More coming soon!