18149015088

Names of 18149015088

• Cardinal: 18149015088 can be written as Eighteen billion, one hundred forty-nine million, fifteen thousand and eighty-eight.

Scientific notation

• Scientific notation: 1.8149015088 × 10¹⁰

Factors of 18149015088

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 42011614

Divisors of 18149015088

• Number of divisors d(n): 40
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 36 48 54 72 108 144 216 432 42011609 84023218 126034827 168046436 252069654 336092872 378104481 504139308 672185744 756208962 1008278616 1134313443 1512417924 2016557232 2268626886 3024835848 4537253772 6049671696 9074507544 18149015088
• Sum of all divisors σ(n): 52094396400
• Sum of proper divisors (its aliquot sum) s(n): 33945381312
• 18149015088 is an abundant number, because the sum of its proper divisors (33945381312) is greater than itself. Its abundance is 15796366224

Bases of 18149015088

• Binary: 10000111001110000111111111000110000₂
• Hexadecimal: 0x439C3FE30
• Base-36: 8C5GDO0

Squares and roots of 18149015088

• 18149015088 squared (18149015088²) is 329386748664451647744
• 18149015088 cubed (18149015088³) is 5978045071298396804152317161472
• The square root of 18149015088 is 134718.2804522089
• The cube root of 18149015088 is 2627.9535656189

Scales and comparisons

• 18,149,015,088 seconds is equal to 577 years, 4 weeks, 2 days, 1 hour, 4 minutes, 48 seconds.
• To count from 1 to 18,149,015,088 would take you about one thousand, one hundred fifty-four 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 18149015088 cubic inches would be around 219 feet tall.

Recreational maths with 18149015088

• 18149015088 backwards is 88051094181
• The number of decimal digits it has is: 11
• The sum of 18149015088's digits is 45
• More coming soon!