16438742455839008

Names of 16438742455839008

• Cardinal: 16438742455839008 can be written as Sixteen quadrillion, four hundred thirty-eight trillion, seven hundred forty-two billion, four hundred fifty-five million, eight hundred thirty-nine thousand and eight.

Scientific notation

• Scientific notation: 1.6438742455839008 × 10¹⁶

Factors of 16438742455839008

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 285

Divisors of 16438742455839008

• Number of divisors d(n): 42
• Complete list of divisors:
  1 2 4 8 16 32 283 566 1132 2264 4528 9056 80089 160178 320356 640712 1281424 2562848 22665187 45330374 90660748 181321496 362642992 725285984 6414247921 12828495842 25656991684 51313983368 102627966736 205255933472 1815232161643 3630464323286 7260928646572 14521857293144 29043714586288 58087429172576 513710701744969 1027421403489938 2054842806979876 4109685613959752 8219371227919504 16438742455839008
• Sum of all divisors σ(n): 32478539366705859
• Sum of proper divisors (its aliquot sum) s(n): 16039796910866851
• 16438742455839008 is a deficient number, because the sum of its proper divisors (16039796910866851) is less than itself. Its deficiency is 398945544972157

Bases of 16438742455839008

• Binary: 111010011001101111001011111100101000100110100100100000₂
• Hexadecimal: 0x3A66F2FCA26920
• Base-36: 4HV1Q12GCGW

Squares and roots of 16438742455839008

• 16438742455839008 squared (16438742455839008²) is 270232253529403899885073214424064
• 16438742455839008 cubed (16438742455839008³) is 4442278419030862502452520777970954757924625088512
• The square root of 16438742455839008 is 128213659.3964894521
• The cube root of 16438742455839008 is 254266.7257021623
• Being both a perfect square and a perfect cube, 16438742455839008 is also a perfect sixth number.

Scales and comparisons

• 16,438,742,455,839,008 seconds is equal to 522,701,161 years, 37 weeks, 5 days, 12 hours, 10 minutes, 8 seconds.
• To count from 1 to 16,438,742,455,839,008 would take you about one billion, five hundred sixty-eight million, one hundred three thousand, four hundred eighty-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 16438742455839008 cubic inches would be around 21188.9 feet tall.

Recreational maths with 16438742455839008

• 16438742455839008 backwards is 80093855424783461
• The number of decimal digits it has is: 17
• The sum of 16438742455839008's digits is 77
• More coming soon!