18190842219

Names of 18190842219

• Cardinal: 18190842219 can be written as Eighteen billion, one hundred ninety million, eight hundred forty-two thousand, two hundred nineteen.

Scientific notation

• Scientific notation: 1.8190842219 × 10¹⁰

Factors of 18190842219

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 5127

Divisors of 18190842219

• Number of divisors d(n): 60
• Complete list of divisors:
  1 3 9 11 27 33 81 99 121 243 297 363 891 1089 1331 2673 3267 3993 5113 9801 11979 14641 15339 29403 35937 43923 46017 56243 107811 131769 138051 168729 323433 395307 414153 506187 618673 1185921 1242459 1518561 1856019 3557763 4555683 5568057 6805403 13667049 16704171 20416209 50112513 61248627 74859433 150337539 183745881 224578299 551237643 673734897 1653712929 2021204691 6063614073 18190842219
• Sum of all divisors σ(n): 29979393080
• Sum of proper divisors (its aliquot sum) s(n): 11788550861
• 18190842219 is a deficient number, because the sum of its proper divisors (11788550861) is less than itself. Its deficiency is 6402291358

Bases of 18190842219

• Binary: 10000111100010000100011100101101011₂
• Hexadecimal: 0x43C42396B
• Base-36: 8CUCVOR

Squares and roots of 18190842219

• 18190842219 squared (18190842219²) is 330906740636552843961
• 18190842219 cubed (18190842219³) is 6019472308123088408550277989459
• The square root of 18190842219 is 134873.4303671409
• The cube root of 18190842219 is 2629.9708545881

Scales and comparisons

• 18,190,842,219 seconds is equal to 578 years, 21 weeks, 3 days, 3 hours, 43 minutes, 39 seconds.
• To count from 1 to 18,190,842,219 would take you about one thousand, one hundred fifty-six 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 18190842219 cubic inches would be around 219.2 feet tall.

Recreational maths with 18190842219

• 18190842219 backwards is 91224809181
• The number of decimal digits it has is: 11
• The sum of 18190842219's digits is 45
• More coming soon!