18430374121425

Names of 18430374121425

• Cardinal: 18430374121425 can be written as Eighteen trillion, four hundred thirty billion, three hundred seventy-four million, one hundred twenty-one thousand, four hundred twenty-five.

Scientific notation

• Scientific notation: 1.8430374121425 × 10¹³

Factors of 18430374121425

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 508775031

Divisors of 18430374121425

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 5 7 9 15 21 23 25 35 45 63 69 75 105 115 161 175 207 225 315 345 483 525 575 805 1035 1449 1575 1725 2415 4025 5175 7245 12075 36225 508774993 1526324979 2543874965 3561424951 4578974937 7631624895 10684274853 11701824839 12719374825 17807124755 22894874685 32052824559 35105474517 38158124475 53421374265 58509124195 81912773873 89035623775 105316423551 114474373425 160264122795 175527372585 245738321619 267106871325 292545620975 409563869365 526582117755 737214964857 801320613975 877636862925 1228691608095 2047819346825 2632910588775 3686074824285 6143458040475 18430374121425
• Sum of all divisors σ(n): 39366973935744
• Sum of proper divisors (its aliquot sum) s(n): 20936599814319
• 18430374121425 is an abundant number, because the sum of its proper divisors (20936599814319) is greater than itself. Its abundance is 2506225692894

Bases of 18430374121425

• Binary: 100001100001100100111111001110000111111010001₂
• Hexadecimal: 0x10C327E70FD1
• Base-36: 6J6SOW6A9

Squares and roots of 18430374121425

• 18430374121425 squared (18430374121425²) is 339678690255692340644030625
• 18430374121425 cubed (18430374121425³) is 6260405342488050431302327748905168640625
• The square root of 18430374121425 is 4293061.1597582673
• The cube root of 18430374121425 is 26414.6412708691

Scales and comparisons

• 18,430,374,121,425 seconds is equal to 586,028 years, 46 weeks, 1 day, 7 hours, 3 minutes, 45 seconds.
• To count from 1 to 18,430,374,121,425 would take you about one million, four hundred sixty-five thousand and seventy-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 18430374121425 cubic inches would be around 2201.2 feet tall.

Recreational maths with 18430374121425

• 18430374121425 backwards is 52412147303481
• 18430374121425 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18430374121425's digits is 45
• More coming soon!