18239845162

Names of 18239845162

• Cardinal: 18239845162 can be written as Eighteen billion, two hundred thirty-nine million, eight hundred forty-five thousand, one hundred sixty-two.

Scientific notation

• Scientific notation: 1.8239845162 × 10¹⁰

Factors of 18239845162

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 139

Divisors of 18239845162

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 7 11 14 22 29 31 49 58 59 62 77 98 118 121 154 203 217 242 319 341 406 413 434 539 638 649 682 826 841 847 899 1078 1298 1421 1519 1682 1694 1711 1798 1829 2233 2387 2842 2891 3038 3422 3509 3658 3751 4466 4543 4774 5782 5887 5929 6293 7018 7139 7502 9086 9251 9889 11774 11858 11977 12586 12803 14278 15631 16709 18502 18821 19778 20119 23954 24563 25606 26071 26257 31262 31801 33418 37642 40238 41209 44051 49126 49619 49973 52142 52514 53041 63602 64757 69223 82418 83839 88102 89621 99238 99946 101761 106082 108779 129514 131747 138446 140833 167678 171941 179242 182497 183799 203522 207031 217558 221309 263494 281666 286781 343882 347333 349811 364994 367598 371287 414062 442618 453299 484561 545809 573562 583451 694666 699622 712327 742574 761453 906598 922229 969122 985831 1091618 1166902 1277479 1424654 1449217 1522906 1538189 1549163 1844458 1971662 2007467 2431331 2554958 2599009 2898434 3076378 3098326 3154591 3820663 4014934 4084157 4862662 4986289 5198018 5330171 6003899 6309182 6417961 7641326 8168314 9972578 10144519 10660342 10767323 10844141 12007798 12835922 14052269 16920079 20289038 21534646 21688282 22082137 26744641 28104538 28589099 33840158 42027293 44164274 44925727 53489282 57178198 75371261 84054586 89851454 118440553 150742522 154574959 186120869 236881106 294191051 309149918 314480089 372241738 588382102 628960178 829083871 1302846083 1658167742 2605692166 9119922581 18239845162
• Sum of all divisors σ(n): 38033573760
• Sum of proper divisors (its aliquot sum) s(n): 19793728598
• 18239845162 is an abundant number, because the sum of its proper divisors (19793728598) is greater than itself. Its abundance is 1553883436

Bases of 18239845162

• Binary: 10000111111001011011111001100101010₂
• Hexadecimal: 0x43F2DF32A
• Base-36: 8DNJ6LM

Squares and roots of 18239845162

• 18239845162 squared (18239845162²) is 332691951533734806244
• 18239845162 cubed (18239845162³) is 6068249682618931285460630791528
• The square root of 18239845162 is 135054.9708896345
• The cube root of 18239845162 is 2632.3302975025

Scales and comparisons

• 18,239,845,162 seconds is equal to 579 years, 50 weeks, 3 days, 7 hours, 39 minutes, 22 seconds.
• To count from 1 to 18,239,845,162 would take you about one thousand, one hundred fifty-nine 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 18239845162 cubic inches would be around 219.4 feet tall.

Recreational maths with 18239845162

• 18239845162 backwards is 26154893281
• 18239845162 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18239845162's digits is 49
• More coming soon!