208555308135

Names of 208555308135

• Cardinal: 208555308135 can be written as Two hundred eight billion, five hundred fifty-five million, three hundred eight thousand, one hundred thirty-five.

Scientific notation

• Scientific notation: 2.08555308135 × 10¹¹

Factors of 208555308135

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 9732

Divisors of 208555308135

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 5 9 15 19 31 43 45 57 93 95 129 155 171 215 279 285 361 387 465 589 645 817 855 1083 1333 1395 1767 1805 1935 2451 2945 3249 3999 4085 5301 5415 6665 7353 8835 9631 11191 11997 12255 15523 16245 19995 25327 26505 28893 33573 36765 46569 48155 55955 59985 75981 77615 86679 100719 126635 139707 144465 167865 182989 227943 232845 298561 379905 414133 433395 481213 503595 548967 698535 895683 914945 1139715 1242399 1443639 1492805 1646901 2070665 2406065 2687049 2744835 3476791 3727197 4330917 4478415 5672659 6211995 7218195 7868527 8234505 10430373 12838123 13435245 17017977 17383955 18635985 21654585 23605581 28363295 31291119 38514369 39342635 51053931 52151865 64190615 70816743 85089885 107780521 115543107 118027905 149502013 156455595 192571845 243924337 255269655 323341563 354083715 448506039 538902605 577715535 731773011 747510065 970024689 1219621685 1345518117 1616707815 2195319033 2242530195 3658865055 4634562403 4850123445 6727590585 10976595165 13903687209 23172812015 41711061627 69518436045 208555308135
• Sum of all divisors σ(n): 403031236608
• Sum of proper divisors (its aliquot sum) s(n): 194475928473
• 208555308135 is a deficient number, because the sum of its proper divisors (194475928473) is less than itself. Its deficiency is 14079379662

Bases of 208555308135

• Binary: 11000010001110110111010111010001100111₂
• Hexadecimal: 0x308EDD7467
• Base-36: 2NT4G1NR

Squares and roots of 208555308135

• 208555308135 squared (208555308135²) is 43495316551284797178225
• 208555308135 cubed (208555308135³) is 9071179145782566405645693387360375
• The square root of 208555308135 is 456678.5610634681
• The cube root of 208555308135 is 5930.2602019865

Scales and comparisons

• 208,555,308,135 seconds is equal to 6,631 years, 21 weeks, 3 days, 14 hours, 2 minutes, 15 seconds.
• To count from 1 to 208,555,308,135 would take you about thirteen thousand, two hundred sixty-two 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 208555308135 cubic inches would be around 494.2 feet tall.

Recreational maths with 208555308135

• 208555308135 backwards is 531803555802
• 208555308135 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 208555308135's digits is 45
• More coming soon!