18136656967

Names of 18136656967

• Cardinal: 18136656967 can be written as Eighteen billion, one hundred thirty-six million, six hundred fifty-six thousand, nine hundred sixty-seven.

Scientific notation

• Scientific notation: 1.8136656967 × 10¹⁰

Factors of 18136656967

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 84

Divisors of 18136656967

• Number of divisors d(n): 72
• Complete list of divisors:
  1 11 13 19 41 121 143 209 247 361 451 533 779 1573 1681 2299 2717 3971 4693 4961 5863 6859 8569 10127 14801 18491 21853 29887 31939 43681 51623 64493 75449 89167 94259 111397 162811 192413 203401 240383 281219 351329 415207 567853 606841 829939 980837 1225367 1790921 2116543 2644213 3093409 3655847 3864619 4567277 6675251 7888933 10789207 11529979 23281973 34027499 40214317 50240047 73427761 86778263 126829769 149889727 442357487 954560893 1395127459 1648786997 18136656967
• Sum of all divisors σ(n): 23227556240
• Sum of proper divisors (its aliquot sum) s(n): 5090899273
• 18136656967 is a deficient number, because the sum of its proper divisors (5090899273) is less than itself. Its deficiency is 13045757694

Bases of 18136656967

• Binary: 10000111001000001110110110001000111₂
• Hexadecimal: 0x439076C47
• Base-36: 8BY3I2V

Squares and roots of 18136656967

• 18136656967 squared (18136656967²) is 328938325938629639089
• 18136656967 cubed (18136656967³) is 5965841580848164058216207383063
• The square root of 18136656967 is 134672.4061083041
• The cube root of 18136656967 is 2627.3569502811

Scales and comparisons

• 18,136,656,967 seconds is equal to 576 years, 35 weeks, 6 days, 16 minutes, 7 seconds.
• To count from 1 to 18,136,656,967 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 18136656967 cubic inches would be around 218.9 feet tall.

Recreational maths with 18136656967

• 18136656967 backwards is 76965663181
• The number of decimal digits it has is: 11
• The sum of 18136656967's digits is 58
• More coming soon!