18057009880315920

Names of 18057009880315920

• Cardinal: 18057009880315920 can be written as Eighteen quadrillion, fifty-seven trillion, nine billion, eight hundred eighty million, three hundred fifteen thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.805700988031592 × 10¹⁶

Factors of 18057009880315920

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 75237541167993

Divisors of 18057009880315920

• Number of divisors d(n): 40
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 60 80 120 240 75237541167983 150475082335966 225712623503949 300950164671932 376187705839915 451425247007898 601900329343864 752375411679830 902850494015796 1128563117519745 1203800658687728 1504750823359660 1805700988031592 2257126235039490 3009501646719320 3611401976063184 4514252470078980 6019003293438640 9028504940157960 18057009880315920
• Sum of all divisors σ(n): 55976730628980096
• Sum of proper divisors (its aliquot sum) s(n): 37919720748664176
• 18057009880315920 is an abundant number, because the sum of its proper divisors (37919720748664176) is greater than itself. Its abundance is 19862710868348256

Bases of 18057009880315920

• Binary: 1000000001001101100000100111011100111110011100000010000₂
• Hexadecimal: 0x4026C13B9F3810
• Base-36: 4XSOBTKK6XC

Squares and roots of 18057009880315920

• 18057009880315920 squared (18057009880315920²) is 326055605817826755522679005446400
• 18057009880315920 cubed (18057009880315920³) is 5887589295784890691591327194018943361832626688000
• The square root of 18057009880315920 is 134376373.9662442297
• The cube root of 18057009880315920 is 262350.5295954109

Scales and comparisons

• 18,057,009,880,315,920 seconds is equal to 574,157,060 years, 10 weeks, 1 day, 1 hour, 32 minutes.
• To count from 1 to 18,057,009,880,315,920 would take you about one billion, seven hundred twenty-two million, four hundred seventy-one thousand, one hundred eighty 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 18057009880315920 cubic inches would be around 21862.5 feet tall.

Recreational maths with 18057009880315920

• 18057009880315920 backwards is 02951308890075081
• The number of decimal digits it has is: 17
• The sum of 18057009880315920's digits is 66
• More coming soon!