16189129365778728

Names of 16189129365778728

• Cardinal: 16189129365778728 can be written as Sixteen quadrillion, one hundred eighty-nine trillion, one hundred twenty-nine billion, three hundred sixty-five million, seven hundred seventy-eight thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 1.6189129365778728 × 10¹⁶

Factors of 16189129365778728

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 3811000321575

Divisors of 16189129365778728

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 24 36 59 72 118 177 236 354 472 531 708 1062 1416 2124 4248 3811000321511 7622000643022 11433000964533 15244001286044 22866001929066 30488002572088 34299002893599 45732003858132 68598005787198 91464007716264 137196011574396 224849018969149 274392023148792 449698037938298 674547056907447 899396075876596 1349094113814894 1798792151753192 2023641170722341 2698188227629788 4047282341444682 5396376455259576 8094564682889364 16189129365778728
• Sum of all divisors σ(n): 44588703761690400
• Sum of proper divisors (its aliquot sum) s(n): 28399574395911672
• 16189129365778728 is an abundant number, because the sum of its proper divisors (28399574395911672) is greater than itself. Its abundance is 12210445030132944

Bases of 16189129365778728

• Binary: 111001100000111110110101101001000100011111000100101000₂
• Hexadecimal: 0x3983ED6911F128
• Base-36: 4FEKFCXG8Q0

Squares and roots of 16189129365778728

• 16189129365778728 squared (16189129365778728²) is 262087909621919159889901857297984
• 16189129365778728 cubed (16189129365778728³) is 4242975074075772712713798188493575823230104484352
• The square root of 16189129365778728 is 127236509.5630131155
• The cube root of 16189129365778728 is 252973.1903339663

Scales and comparisons

• 16,189,129,365,778,728 seconds is equal to 514,764,237 years, 29 weeks, 3 days, 6 hours, 58 minutes, 48 seconds.
• To count from 1 to 16,189,129,365,778,728 would take you about one billion, five hundred forty-four million, two hundred ninety-two thousand, seven hundred twelve 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 16189129365778728 cubic inches would be around 21081.1 feet tall.

Recreational maths with 16189129365778728

• 16189129365778728 backwards is 82787756392198161
• The number of decimal digits it has is: 17
• The sum of 16189129365778728's digits is 90
• More coming soon!