18180790056400

Names of 18180790056400

• Cardinal: 18180790056400 can be written as Eighteen trillion, one hundred eighty billion, seven hundred ninety million, fifty-six thousand, four hundred.

Scientific notation

• Scientific notation: 1.81807900564 × 10¹³

Factors of 18180790056400

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 61174337

Divisors of 18180790056400

• Number of divisors d(n): 60
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 40 50 80 100 200 400 743 1486 2972 3715 5944 7430 11888 14860 18575 29720 37150 59440 74300 148600 297200 61173587 122347174 244694348 305867935 489388696 611735870 978777392 1223471740 1529339675 2446943480 3058679350 4893886960 6117358700 12234717400 24469434800 45451975141 90903950282 181807900564 227259875705 363615801128 454519751410 727231602256 909039502820 1136299378525 1818079005640 2272598757050 3636158011280 4545197514100 9090395028200 18180790056400
• Sum of all divisors σ(n): 43738136642592
• Sum of proper divisors (its aliquot sum) s(n): 25557346586192
• 18180790056400 is an abundant number, because the sum of its proper divisors (25557346586192) is greater than itself. Its abundance is 7376556529792

Bases of 18180790056400

• Binary: 100001000100100001011100010000111010111010000₂
• Hexadecimal: 0x10890B8875D0
• Base-36: 6G050ZH74

Squares and roots of 18180790056400

• 18180790056400 squared (18180790056400²) is 330541127074893115180960000
• 18180790056400 cubed (18180790056400³) is 6009498836354465566574817454606144000000
• The square root of 18180790056400 is 4263893.7670162471
• The cube root of 18180790056400 is 26294.8632936237

Scales and comparisons

• 18,180,790,056,400 seconds is equal to 578,092 years, 46 weeks, 20 hours, 6 minutes, 40 seconds.
• To count from 1 to 18,180,790,056,400 would take you about one million, four hundred forty-five thousand, two hundred thirty-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 18180790056400 cubic inches would be around 2191.2 feet tall.

Recreational maths with 18180790056400

• 18180790056400 backwards is 00465009708181
• The number of decimal digits it has is: 14
• The sum of 18180790056400's digits is 49
• More coming soon!