18347081739129

Names of 18347081739129

• Cardinal: 18347081739129 can be written as Eighteen trillion, three hundred forty-seven billion, eighty-one million, seven hundred thirty-nine thousand, one hundred twenty-nine.

Scientific notation

• Scientific notation: 1.8347081739129 × 10¹³

Factors of 18347081739129

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 17977007

Divisors of 18347081739129

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 9 11 13 33 39 61 99 117 143 169 183 429 507 549 671 793 1287 1521 1859 2013 2379 5577 6039 7137 8723 10309 16731 26169 30927 78507 92781 113399 340197 1020591 17976919 53930757 161792271 197746109 233699947 593238327 701099841 1096592059 1779714981 2103299523 2570699417 3038099311 3289776177 7712098251 9114297933 9869328531 12062512649 14255696767 23136294753 27342893799 33419092421 36187537947 42767090301 100257277263 108562613841 128301270903 156812664437 185324057971 300771831789 470437993311 555972173913 1411313979933 1667916521739 2038564637681 6115693913043 18347081739129
• Sum of all divisors σ(n): 31818716953920
• Sum of proper divisors (its aliquot sum) s(n): 13471635214791
• 18347081739129 is a deficient number, because the sum of its proper divisors (13471635214791) is less than itself. Its deficiency is 4875446524338

Bases of 18347081739129

• Binary: 100001010111111000011010010100010101101111001₂
• Hexadecimal: 0x10AFC34A2B79
• Base-36: 6I4J6RCS9

Squares and roots of 18347081739129

• 18347081739129 squared (18347081739129²) is 336615408342280811209678641
• 18347081739129 cubed (18347081739129³) is 6175910411506111920631355718995485243689
• The square root of 18347081739129 is 4283349.3599202249
• The cube root of 18347081739129 is 26374.7892835547

Scales and comparisons

• 18,347,081,739,129 seconds is equal to 583,380 years, 23 weeks, 2 days, 2 hours, 12 minutes, 9 seconds.
• To count from 1 to 18,347,081,739,129 would take you about one million, four hundred fifty-eight thousand, four hundred fifty-one 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 18347081739129 cubic inches would be around 2197.9 feet tall.

Recreational maths with 18347081739129

• 18347081739129 backwards is 92193718074381
• The number of decimal digits it has is: 14
• The sum of 18347081739129's digits is 63
• More coming soon!