208020517742

Names of 208020517742

• Cardinal: 208020517742 can be written as Two hundred eight billion, twenty million, five hundred seventeen thousand, seven hundred forty-two.

Scientific notation

• Scientific notation: 2.08020517742 × 10¹¹

Factors of 208020517742

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 1377

Divisors of 208020517742

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 31 61 62 122 227 337 454 674 719 1438 1891 3782 7037 10447 13847 14074 20557 20894 22289 27694 41114 43859 44578 76499 87718 152998 163213 242303 326426 429257 484606 637267 858514 1274534 1359629 2371469 2719258 4666439 4742938 5059603 7511393 9332878 9955993 10119206 14780483 15022786 19911986 29560966 55002781 110005562 144659609 289319218 308635783 458194973 617271566 916389946 1705086211 3355169641 3410172422 6710339282 104010258871 208020517742
• Sum of all divisors σ(n): 330253148160
• Sum of proper divisors (its aliquot sum) s(n): 122232630418
• 208020517742 is a deficient number, because the sum of its proper divisors (122232630418) is less than itself. Its deficiency is 85787887324

Bases of 208020517742

• Binary: 11000001101110111111010011001101101110₂
• Hexadecimal: 0x306EFD336E
• Base-36: 2NKA1MR2

Squares and roots of 208020517742

• 208020517742 squared (208020517742²) is 43272535801649736778564
• 208020517742 cubed (208020517742³) is 9001575301468409262414902487282488
• The square root of 208020517742 is 456092.6635476613
• The cube root of 208020517742 is 5925.1869500567

Scales and comparisons

• 208,020,517,742 seconds is equal to 6,614 years, 21 weeks, 1 day, 21 hours, 9 minutes, 2 seconds.
• To count from 1 to 208,020,517,742 would take you about thirteen thousand, two hundred twenty-eight 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 208020517742 cubic inches would be around 493.8 feet tall.

Recreational maths with 208020517742

• 208020517742 backwards is 247715020802
• The number of decimal digits it has is: 12
• The sum of 208020517742's digits is 38
• More coming soon!