188390342943

Names of 188390342943

• Cardinal: 188390342943 can be written as One hundred eighty-eight billion, three hundred ninety million, three hundred forty-two thousand, nine hundred forty-three.

Scientific notation

• Scientific notation: 1.88390342943 × 10¹¹

Factors of 188390342943

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 78

Divisors of 188390342943

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 9 11 17 27 33 47 51 81 99 121 141 153 187 243 297 363 423 459 517 561 729 799 891 1089 1269 1331 1377 1551 1683 2057 2187 2397 2673 3267 3807 3993 4131 4653 5049 5687 6171 6561 7191 8019 8789 9801 11421 11979 12393 13959 15147 17061 18513 19683 21573 22627 24057 26367 29403 34263 35937 37179 41877 45441 51183 55539 59049 62557 64719 67881 72171 79101 88209 96679 102789 107811 111537 125631 136323 153549 166617 177147 187671 194157 203643 216513 237303 264627 290037 308367 323433 334611 376893 408969 460647 499851 563013 582471 610929 649539 711909 793881 870111 925101 970299 1003833 1063469 1130679 1226907 1381941 1499553 1689039 1747413 1832787 1948617 2135727 2381643 2610333 2775303 2910897 3011499 3190407 3392037 3680721 4145823 4498659 5067117 5242239 5498361 6407181 7144929 7830999 8325909 8732691 9571221 10176111 11042163 12437469 13495977 15201351 15726717 16495083 19221543 21434787 23492997 26198073 28713663 30528333 33126489 37312407 40487931 45604053 47180151 49485249 57664629 70478991 78594219 86140989 91584999 111937221 121463793 136812159 141540453 148455747 172993887 211436973 235782657 258422967 335811663 364391379 410436477 445367241 518981661 634310919 775268901 1007434989 1231309431 1336101723 1556944983 1902932757 2325806703 3693928293 4008305169 5708798271 6977420109 11081784879 17126394813 20932260327 62796780981 188390342943
• Sum of all divisors σ(n): 336108165120
• Sum of proper divisors (its aliquot sum) s(n): 147717822177
• 188390342943 is a deficient number, because the sum of its proper divisors (147717822177) is less than itself. Its deficiency is 40672520766

Bases of 188390342943

• Binary: 10101111011100111100001000000100011111₂
• Hexadecimal: 0x2BDCF0811F
• Base-36: 2EJMQUXR

Squares and roots of 188390342943

• 188390342943 squared (188390342943²) is 35490921314181149901249
• 188390342943 cubed (188390342943³) is 6686146837741615079122389694035807
• The square root of 188390342943 is 434039.5637992003
• The cube root of 188390342943 is 5732.6163619777

Scales and comparisons

• 188,390,342,943 seconds is equal to 5,990 years, 11 weeks, 6 days, 18 hours, 49 minutes, 3 seconds.
• To count from 1 to 188,390,342,943 would take you about eleven thousand, nine hundred eighty 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 188390342943 cubic inches would be around 477.7 feet tall.

Recreational maths with 188390342943

• 188390342943 backwards is 349243093881
• The number of decimal digits it has is: 12
• The sum of 188390342943's digits is 54
• More coming soon!