18273972978960361

Names of 18273972978960361

• Cardinal: 18273972978960361 can be written as Eighteen quadrillion, two hundred seventy-three trillion, nine hundred seventy-two billion, nine hundred seventy-eight million, nine hundred sixty thousand, three hundred sixty-one.

Scientific notation

• Scientific notation: 1.8273972978960361 × 10¹⁶

Factors of 18273972978960361

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 4
• Sum of prime factors: 204119592

Divisors of 18273972978960361

• Number of divisors d(n): 16
• Complete list of divisors:
  1 13 101 1313 68207 886691 6888907 89555791 204051271 2652666523 20609178371 267919318823 13917725041097 180930425534261 1405690229150797 18273972978960361
• Sum of all divisors σ(n): 19874802841302528
• Sum of proper divisors (its aliquot sum) s(n): 1600829862342167
• 18273972978960361 is a deficient number, because the sum of its proper divisors (1600829862342167) is less than itself. Its deficiency is 16673143116618194

Bases of 18273972978960361

• Binary: 1000000111011000001010011100100000010111100011111101001₂
• Hexadecimal: 0x40EC14E40BC7E9
• Base-36: 4ZXKZAJO7OP

Squares and roots of 18273972978960361

• 18273972978960361 squared (18273972978960361²) is 333938088435773410411172409250321
• 18273972978960361 cubed (18273972978960361³) is 6102375604720998706932936264135407137945985525881
• The square root of 18273972978960361 is 135181259.7180554499
• The cube root of 18273972978960361 is 263397.1022604985

Scales and comparisons

• 18,273,972,978,960,361 seconds is equal to 581,055,815 years, 32 weeks, 2 days, 2 hours, 46 minutes, 1 second.
• To count from 1 to 18,273,972,978,960,361 would take you about one billion, seven hundred forty-three million, one hundred sixty-seven thousand, four hundred forty-six 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 18273972978960361 cubic inches would be around 21949.8 feet tall.

Recreational maths with 18273972978960361

• 18273972978960361 backwards is 16306987927937281
• The number of decimal digits it has is: 17
• The sum of 18273972978960361's digits is 88
• More coming soon!