15664105242442

Names of 15664105242442

• Cardinal: 15664105242442 can be written as Fifteen trillion, six hundred sixty-four billion, one hundred five million, two hundred forty-two thousand, four hundred forty-two.

Scientific notation

• Scientific notation: 1.5664105242442 × 10¹³

Factors of 15664105242442

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 18018524

Divisors of 15664105242442

• Number of divisors d(n): 8
• Complete list of divisors:
  1 2 445691 891382 17572831 35145662 7832052621221 15664105242442
• Sum of all divisors σ(n): 23496211919232
• Sum of proper divisors (its aliquot sum) s(n): 7832106676790
• 15664105242442 is a deficient number, because the sum of its proper divisors (7832106676790) is less than itself. Its deficiency is 7831998565652

Bases of 15664105242442

• Binary: 11100011111100010101011011011011111101001010₂
• Hexadecimal: 0xE3F156DBF4A
• Base-36: 5JVZNTQOA

Squares and roots of 15664105242442

• 15664105242442 squared (15664105242442²) is 245364193046298947598123364
• 15664105242442 cubed (15664105242442³) is 3843410542604082267097311630233444614888
• The square root of 15664105242442 is 3957790.4495364583
• The cube root of 15664105242442 is 25020.8387543289

Scales and comparisons

• 15,664,105,242,442 seconds is equal to 498,070 years, 4 weeks, 6 days, 9 hours, 7 minutes, 22 seconds.
• To count from 1 to 15,664,105,242,442 would take you about one million, two hundred forty-five 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 15664105242442 cubic inches would be around 2085.1 feet tall.

Recreational maths with 15664105242442

• 15664105242442 backwards is 24424250146651
• The number of decimal digits it has is: 14
• The sum of 15664105242442's digits is 46
• More coming soon!