12721194840312

Names of 12721194840312

• Cardinal: 12721194840312 can be written as Twelve trillion, seven hundred twenty-one billion, one hundred ninety-four million, eight hundred forty thousand, three hundred twelve.

Scientific notation

• Scientific notation: 1.2721194840312 × 10¹³

Factors of 12721194840312

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2804496229

Divisors of 12721194840312

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 18 21 24 27 28 36 42 54 56 63 72 81 84 108 126 162 168 189 216 252 324 378 504 567 648 756 1134 1512 2268 4536 2804496217 5608992434 8413488651 11217984868 16826977302 19631473519 22435969736 25240465953 33653954604 39262947038 50480931906 58894420557 67307909208 75721397859 78525894076 100961863812 117788841114 151442795718 157051788152 176683261671 201923727624 227164193577 235577682228 302885591436 353366523342 454328387154 471155364456 530049785013 605771182872 706733046684 908656774308 1060099570026 1413466093368 1590149355039 1817313548616 2120199140052 3180298710078 4240398280104 6360597420156 12721194840312
• Sum of all divisors σ(n): 40721285085360
• Sum of proper divisors (its aliquot sum) s(n): 28000090245048
• 12721194840312 is an abundant number, because the sum of its proper divisors (28000090245048) is greater than itself. Its abundance is 15278895404736

Bases of 12721194840312

• Binary: 10111001000111100010010011001011000011111000₂
• Hexadecimal: 0xB91E24CB0F8
• Base-36: 4IC1AYFI0

Squares and roots of 12721194840312

• 12721194840312 squared (12721194840312²) is 161828798165180651180257344
• 12721194840312 cubed (12721194840312³) is 2058655672232788152489665997533145251328
• The square root of 12721194840312 is 3566678.4043857949
• The cube root of 12721194840312 is 23344.0372813945

Scales and comparisons

• 12,721,194,840,312 seconds is equal to 404,494 years, 33 weeks, 4 days, 9 hours, 25 minutes, 12 seconds.
• To count from 1 to 12,721,194,840,312 would take you about one million, eleven thousand, two hundred thirty-six 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 12721194840312 cubic inches would be around 1945.3 feet tall.

Recreational maths with 12721194840312

• 12721194840312 backwards is 21304849112721
• The number of decimal digits it has is: 14
• The sum of 12721194840312's digits is 45
• More coming soon!