18072366068492815

Names of 18072366068492815

• Cardinal: 18072366068492815 can be written as Eighteen quadrillion, seventy-two trillion, three hundred sixty-six billion, sixty-eight million, four hundred ninety-two thousand, eight hundred fifteen.

Scientific notation

• Scientific notation: 1.8072366068492815 × 10¹⁶

Factors of 18072366068492815

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 131

Divisors of 18072366068492815

• Number of divisors d(n): 56
• Complete list of divisors:
  1 5 43 83 215 415 1849 3569 6889 9245 17845 34445 79507 153467 296227 397535 571787 767335 1481135 2858935 3418801 6599081 12737761 17094005 24586841 32995405 63688805 122934205 147008443 283760483 547723723 735042215 1057234163 1418802415 2738618615 5286170815 6321363049 12201700769 23552120089 31606815245 45461069009 61008503845 117760600445 227305345045 524673133067 1012741163827 1954825967387 2623365665335 5063705819135 9774129836935 43547870044561 84057516597641 217739350222805 420287582988205 3614473213698563 18072366068492815
• Sum of all divisors σ(n): 22473962766244080
• Sum of proper divisors (its aliquot sum) s(n): 4401596697751265
• 18072366068492815 is a deficient number, because the sum of its proper divisors (4401596697751265) is less than itself. Its deficiency is 13670769370741550

Bases of 18072366068492815

• Binary: 1000000001101001011100010011111110000110110101000001111₂
• Hexadecimal: 0x4034B89FC36A0F
• Base-36: 4XY4ACUIL8V

Squares and roots of 18072366068492815

• 18072366068492815 squared (18072366068492815²) is 326610415313610446791845706624225
• 18072366068492815 cubed (18072366068492815³) is 5902622987330039528994048739822850158707317443375
• The square root of 18072366068492815 is 134433500.5439225145
• The cube root of 18072366068492815 is 262424.8786086325

Scales and comparisons

• 18,072,366,068,492,815 seconds is equal to 574,645,339 years, 24 weeks, 6 days, 12 hours, 26 minutes, 55 seconds.
• To count from 1 to 18,072,366,068,492,815 would take you about one billion, seven hundred twenty-three million, nine hundred thirty-six thousand and eighteen 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 18072366068492815 cubic inches would be around 21868.7 feet tall.

Recreational maths with 18072366068492815

• 18072366068492815 backwards is 51829486066327081
• The number of decimal digits it has is: 17
• The sum of 18072366068492815's digits is 76
• More coming soon!