18135296900

Names of 18135296900

• Cardinal: 18135296900 can be written as Eighteen billion, one hundred thirty-five million, two hundred ninety-six thousand, nine hundred.

Scientific notation

• Scientific notation: 1.81352969 × 10¹⁰

Factors of 18135296900

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 5096

Divisors of 18135296900

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 4 5 7 10 14 20 25 28 35 49 50 70 98 100 140 175 196 245 350 490 700 881 980 1225 1762 2450 3524 4201 4405 4900 6167 8402 8810 12334 16804 17620 21005 22025 24668 29407 30835 42010 43169 44050 58814 61670 84020 86338 88100 105025 117628 123340 147035 154175 172676 205849 210050 215845 294070 308350 411698 420100 431690 588140 616700 735175 823396 863380 1029245 1079225 1470350 2058490 2158450 2940700 3701081 4116980 4316900 5146225 7402162 10292450 14804324 18505405 20584900 25907567 37010810 51815134 74021620 92527025 103630268 129537835 181352969 185054050 259075670 362705938 370108100 518151340 647689175 725411876 906764845 1295378350 1813529690 2590756700 3627059380 4533824225 9067648450 18135296900
• Sum of all divisors σ(n): 45841542516
• Sum of proper divisors (its aliquot sum) s(n): 27706245616
• 18135296900 is an abundant number, because the sum of its proper divisors (27706245616) is greater than itself. Its abundance is 9570948716

Bases of 18135296900

• Binary: 10000111000111100101010101110000100₂
• Hexadecimal: 0x438F2AB84
• Base-36: 8BXACN8

Squares and roots of 18135296900

• 18135296900 squared (18135296900²) is 328888993651149610000
• 18135296900 cubed (18135296900³) is 5964499547005813203669209000000
• The square root of 18135296900 is 134667.3564751309
• The cube root of 18135296900 is 2627.2912735171

Scales and comparisons

• 18,135,296,900 seconds is equal to 576 years, 33 weeks, 4 days, 6 hours, 28 minutes, 20 seconds.
• To count from 1 to 18,135,296,900 would take you about one thousand, one hundred fifty-three 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 18135296900 cubic inches would be around 218.9 feet tall.

Recreational maths with 18135296900

• 18135296900 backwards is 00969253181
• The number of decimal digits it has is: 11
• The sum of 18135296900's digits is 44
• More coming soon!