428667648637744

Names of 428667648637744

• Cardinal: 428667648637744 can be written as Four hundred twenty-eight trillion, six hundred sixty-seven billion, six hundred forty-eight million, six hundred thirty-seven thousand, seven hundred forty-four.

Scientific notation

• Scientific notation: 4.28667648637744 × 10¹⁴

Factors of 428667648637744

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 727207

Divisors of 428667648637744

• Number of divisors d(n): 40
• Complete list of divisors:
  1 2 4 8 16 827 1654 3308 6616 13232 47737 95474 190948 381896 678641 763792 1357282 2714564 5429128 10858256 39478499 78956998 157913996 315827992 561236107 631655984 1122472214 2244944428 4489888856 8979777712 32396285417 64792570834 129585141668 259170283336 518340566672 26791728039859 53583456079718 107166912159436 214333824318872 428667648637744
• Sum of all divisors σ(n): 831566498779728
• Sum of proper divisors (its aliquot sum) s(n): 402898850141984
• 428667648637744 is a deficient number, because the sum of its proper divisors (402898850141984) is less than itself. Its deficiency is 25768798495760

Bases of 428667648637744

• Binary: 1100001011101111011110110111011000111101100110000₂
• Hexadecimal: 0x185DEF6EC7B30
• Base-36: 47Y7764M5S

Squares and roots of 428667648637744

• 428667648637744 squared (428667648637744²) is 183755952988612345418941409536
• 428667648637744 cubed (428667648637744³) is 78770232290816281377270780292459261611126784
• The square root of 428667648637744 is 20704290.5852324243
• The cube root of 428667648637744 is 75400.3860696989

Scales and comparisons

• 428,667,648,637,744 seconds is equal to 13,630,305 years, 14 weeks, 11 hours, 49 minutes, 4 seconds.
• To count from 1 to 428,667,648,637,744 would take you about thirty-four million, seventy-five thousand, seven hundred sixty-three 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 428667648637744 cubic inches would be around 6283.4 feet tall.

Recreational maths with 428667648637744

• 428667648637744 backwards is 447736846766824
• The number of decimal digits it has is: 15
• The sum of 428667648637744's digits is 82
• More coming soon!