18538836015159088

Names of 18538836015159088

• Cardinal: 18538836015159088 can be written as Eighteen quadrillion, five hundred thirty-eight trillion, eight hundred thirty-six billion, fifteen million, one hundred fifty-nine thousand and eighty-eight.

Scientific notation

• Scientific notation: 1.8538836015159088 × 10¹⁶

Factors of 18538836015159088

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 26503123

Divisors of 18538836015159088

• Number of divisors d(n): 40
• Complete list of divisors:
  1 2 4 8 16 107 214 428 856 1712 415087 830174 1660348 3320696 6641392 26087927 44414309 52175854 88828618 104351708 177657236 208703416 355314472 417406832 710628944 2791408189 5582816378 11165632756 22331265512 44662531024 10828759354649 21657518709298 43315037418596 86630074837192 173260149674384 1158677250947443 2317354501894886 4634709003789772 9269418007579544 18538836015159088
• Sum of all divisors σ(n): 36254775051459072
• Sum of proper divisors (its aliquot sum) s(n): 17715939036299984
• 18538836015159088 is a deficient number, because the sum of its proper divisors (17715939036299984) is less than itself. Its deficiency is 822896978859104

Bases of 18538836015159088

• Binary: 1000001110111001111100100011111001110111001011100110000₂
• Hexadecimal: 0x41DCF91F3B9730
• Base-36: 52JGVOWV48G

Squares and roots of 18538836015159088

• 18538836015159088 squared (18538836015159088²) is 343688440796959692912933948991744
• 18538836015159088 cubed (18538836015159088³) is 6371583644240548364147146876510449440937358569472
• The square root of 18538836015159088 is 136157394.2728013873
• The cube root of 18538836015159088 is 264663.5626777423

Scales and comparisons

• 18,538,836,015,159,088 seconds is equal to 589,477,640 years, 46 weeks, 4 days, 13 hours, 31 minutes, 28 seconds.
• To count from 1 to 18,538,836,015,159,088 would take you about one billion, seven hundred sixty-eight million, four hundred thirty-two thousand, nine hundred twenty-two 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 18538836015159088 cubic inches would be around 22055.3 feet tall.

Recreational maths with 18538836015159088

• 18538836015159088 backwards is 88095151063883581
• The number of decimal digits it has is: 17
• The sum of 18538836015159088's digits is 79
• More coming soon!