18242999658

Names of 18242999658

• Cardinal: 18242999658 can be written as Eighteen billion, two hundred forty-two million, nine hundred ninety-nine thousand, six hundred fifty-eight.

Scientific notation

• Scientific notation: 1.8242999658 × 10¹⁰

Factors of 18242999658

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 201512

Divisors of 18242999658

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 6 9 13 18 26 27 39 43 54 78 81 86 117 129 162 234 258 351 387 559 702 774 1053 1118 1161 1677 2106 2322 3354 3483 5031 6966 10062 15093 30186 45279 90558 201451 402902 604353 1208706 1813059 2618863 3626118 5237726 5439177 7856589 8662393 10878354 15713178 16317531 17324786 23569767 25987179 32635062 47139534 51974358 70709301 77961537 112611109 141418602 155923074 212127903 225222218 233884611 337833327 424255806 467769222 675666654 701653833 1013499981 1403307666 2026999962 3040499943 6080999886 9121499829 18242999658
• Sum of all divisors σ(n): 45046278816
• Sum of proper divisors (its aliquot sum) s(n): 26803279158
• 18242999658 is an abundant number, because the sum of its proper divisors (26803279158) is greater than itself. Its abundance is 8560279500

Bases of 18242999658

• Binary: 10000111111010111100001010101101010₂
• Hexadecimal: 0x43F5E156A
• Base-36: 8DPESMI

Squares and roots of 18242999658

• 18242999658 squared (18242999658²) is 332807036521788116964
• 18242999658 cubed (18242999658³) is 6071398653446974127322715998312
• The square root of 18242999658 is 135066.6489478435
• The cube root of 18242999658 is 2632.4820384973

Scales and comparisons

• 18,242,999,658 seconds is equal to 580 years, 3 weeks, 4 days, 19 hours, 54 minutes, 18 seconds.
• To count from 1 to 18,242,999,658 would take you about one thousand, one hundred sixty 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 18242999658 cubic inches would be around 219.4 feet tall.

Recreational maths with 18242999658

• 18242999658 backwards is 85699924281
• The number of decimal digits it has is: 11
• The sum of 18242999658's digits is 63
• More coming soon!