1220818489856

Names of 1220818489856

• Cardinal: 1220818489856 can be written as One trillion, two hundred twenty billion, eight hundred eighteen million, four hundred eighty-nine thousand, eight hundred fifty-six.

Scientific notation

• Scientific notation: 1.220818489856 × 10¹²

Factors of 1220818489856

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 340630168

Divisors of 1220818489856

• Number of divisors d(n): 40
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 56 64 112 128 224 256 448 512 896 1792 3584 340630159 681260318 1362520636 2384411113 2725041272 4768822226 5450082544 9537644452 10900165088 19075288904 21800330176 38150577808 43600660352 76301155616 87201320704 152602311232 174402641408 305204622464 610409244928 1220818489856
• Sum of all divisors σ(n): 2787717229440
• Sum of proper divisors (its aliquot sum) s(n): 1566898739584
• 1220818489856 is an abundant number, because the sum of its proper divisors (1566898739584) is greater than itself. Its abundance is 346080249728

Bases of 1220818489856

• Binary: 10001110000111110011100111101001000000000₂
• Hexadecimal: 0x11C3E73D200
• Base-36: FKU3T3I8

Squares and roots of 1220818489856

• 1220818489856 squared (1220818489856²) is 1490397785174284374900736
• 1220818489856 cubed (1220818489856³) is 1819505173381196956331813473422934016
• The square root of 1220818489856 is 1104906.5525446033
• The cube root of 1220818489856 is 10687.6863321837

Scales and comparisons

• 1,220,818,489,856 seconds is equal to 38,818 years, 13 weeks, 15 hours, 10 minutes, 56 seconds.
• To count from 1 to 1,220,818,489,856 would take you about ninety-seven thousand and forty-five 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 1220818489856 cubic inches would be around 890.6 feet tall.

Recreational maths with 1220818489856

• 1220818489856 backwards is 6589848180221
• The number of decimal digits it has is: 13
• The sum of 1220818489856's digits is 62
• More coming soon!