18365486656944

Names of 18365486656944

• Cardinal: 18365486656944 can be written as Eighteen trillion, three hundred sixty-five billion, four hundred eighty-six million, six hundred fifty-six thousand, nine hundred forty-four.

Scientific notation

• Scientific notation: 1.8365486656944 × 10¹³

Factors of 18365486656944

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 5239508

Divisors of 18365486656944

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 21 24 28 42 48 56 84 112 168 336 10453 20906 31359 41812 62718 73171 83624 125436 146342 167248 219513 250872 292684 439026 501744 585368 878052 1170736 1756104 3512208 5229043 10458086 15687129 20916172 31374258 36603301 41832344 62748516 73206602 83664688 109809903 125497032 146413204 219619806 250994064 292826408 439239612 585652816 878479224 1756958448 54659186479 109318372958 163977559437 218636745916 327955118874 382614305353 437273491832 655910237748 765228610706 874546983664 1147842916059 1311820475496 1530457221412 2295685832118 2623640950992 3060914442824 4591371664236 6121828885648 9182743328472 18365486656944
• Sum of all divisors σ(n): 54227110568192
• Sum of proper divisors (its aliquot sum) s(n): 35861623911248
• 18365486656944 is an abundant number, because the sum of its proper divisors (35861623911248) is greater than itself. Its abundance is 17496137254304

Bases of 18365486656944

• Binary: 100001011010000001100010011101110110110110000₂
• Hexadecimal: 0x10B40C4EEDB0
• Base-36: 6ICZKKM9C

Squares and roots of 18365486656944

• 18365486656944 squared (18365486656944²) is 337291100146388101143419136
• 18365486656944 cubed (18365486656944³) is 6194515199244453116684832851902436880384
• The square root of 18365486656944 is 4285497.2473382829
• The cube root of 18365486656944 is 26383.6056466105

Scales and comparisons

• 18,365,486,656,944 seconds is equal to 583,965 years, 34 weeks, 4 days, 23 hours, 22 minutes, 24 seconds.
• To count from 1 to 18,365,486,656,944 would take you about one million, four hundred fifty-nine thousand, nine hundred fourteen 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 18365486656944 cubic inches would be around 2198.6 feet tall.

Recreational maths with 18365486656944

• 18365486656944 backwards is 44965668456381
• The number of decimal digits it has is: 14
• The sum of 18365486656944's digits is 75
• More coming soon!