15990305468944

Names of 15990305468944

• Cardinal: 15990305468944 can be written as Fifteen trillion, nine hundred ninety billion, three hundred five million, four hundred sixty-eight thousand, nine hundred forty-four.

Scientific notation

• Scientific notation: 1.5990305468944 × 10¹³

Factors of 15990305468944

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2004

Divisors of 15990305468944

• Number of divisors d(n): 45
• Complete list of divisors:
  1 2 4 8 16 953 1049 1906 2098 3812 4196 7624 8392 15248 16784 908209 999697 1100401 1816418 1999394 2200802 3632836 3998788 4401604 7265672 7997576 8803208 14531344 15995152 17606416 952711241 1048682153 1905422482 2097364306 3810844964 4194728612 7621689928 8389457224 15243379856 16778914448 999394091809 1998788183618 3997576367236 7995152734472 15990305468944
• Sum of all divisors σ(n): 31043353360903
• Sum of proper divisors (its aliquot sum) s(n): 15053047891959
• 15990305468944 is a deficient number, because the sum of its proper divisors (15053047891959) is less than itself. Its deficiency is 937257576985

Bases of 15990305468944

• Binary: 11101000101100001000011110100011001000010000₂
• Hexadecimal: 0xE8B087A3210
• Base-36: 5O1UF0OB4

Squares and roots of 15990305468944

• 15990305468944 squared (15990305468944²) is 255689868990140395748475136
• 15990305468944 cubed (15990305468944³) is 4088559110466616844551218453429404176384
• 15990305468944 is a perfect square number. Its square root is 3998788
• The cube root of 15990305468944 is 25193.3306597721

Scales and comparisons

• 15,990,305,468,944 seconds is equal to 508,442 years, 13 weeks, 23 hours, 9 minutes, 4 seconds.
• To count from 1 to 15,990,305,468,944 would take you about one million, two hundred seventy-one thousand, one hundred 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 15990305468944 cubic inches would be around 2099.4 feet tall.

Recreational maths with 15990305468944

• 15990305468944 backwards is 44986450309951
• The number of decimal digits it has is: 14
• The sum of 15990305468944's digits is 67
• More coming soon!