1321430168484865

Names of 1321430168484865

• Cardinal: 1321430168484865 can be written as One quadrillion, three hundred twenty-one trillion, four hundred thirty billion, one hundred sixty-eight million, four hundred eighty-four thousand, eight hundred sixty-five.

Scientific notation

• Scientific notation: 1.321430168484865 × 10¹⁵

Factors of 1321430168484865

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 128681712

Divisors of 1321430168484865

• Number of divisors d(n): 16
• Complete list of divisors:
  1 5 67 335 30661 153305 2054287 10271435 128650979 643254895 8619615593 43098077965 3944567667119 19722838335595 264286033696973 1321430168484865
• Sum of all divisors σ(n): 1609436110294080
• Sum of proper divisors (its aliquot sum) s(n): 288005941809215
• 1321430168484865 is a deficient number, because the sum of its proper divisors (288005941809215) is less than itself. Its deficiency is 1033424226675650

Bases of 1321430168484865

• Binary: 100101100011101010101101111110010011011110000000001₂
• Hexadecimal: 0x4B1D56FC9BC01
• Base-36: D0EON00001

Squares and roots of 1321430168484865

• 1321430168484865 squared (1321430168484865²) is 1746177690181938701049734068225
• 1321430168484865 cubed (1321430168484865³) is 2307451879341631654043917574414364520789914625
• The square root of 1321430168484865 is 36351480.9668721063
• The cube root of 1321430168484865 is 109735.7339083507

Scales and comparisons

• 1,321,430,168,484,865 seconds is equal to 42,017,391 years, 47 weeks, 18 hours, 14 minutes, 25 seconds.
• To count from 1 to 1,321,430,168,484,865 would take you about one hundred twenty-six million, fifty-two thousand, one hundred seventy-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 1321430168484865 cubic inches would be around 9144.6 feet tall.

Recreational maths with 1321430168484865

• 1321430168484865 backwards is 5684848610341231
• The number of decimal digits it has is: 16
• The sum of 1321430168484865's digits is 64
• More coming soon!