13638885168099968

Names of 13638885168099968

• Cardinal: 13638885168099968 can be written as Thirteen quadrillion, six hundred thirty-eight trillion, eight hundred eighty-five billion, one hundred sixty-eight million, ninety-nine thousand, nine hundred sixty-eight.

Scientific notation

• Scientific notation: 1.3638885168099968 × 10¹⁶

Factors of 13638885168099968

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 35154665693

Divisors of 13638885168099968

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 56 64 112 128 224 433 448 866 896 1732 3031 3464 6062 6928 12124 13856 24248 27712 48496 55424 96992 193984 387968 35154665251 70309330502 140618661004 246082656757 281237322008 492165313514 562474644016 984330627028 1124949288032 1968661254056 2249898576064 3937322508112 4499797152128 7874645016224 15221970053683 15749290032448 30443940107366 31498580064896 60887880214732 106553790375781 121775760429464 213107580751562 243551520858928 426215161503124 487103041717856 852430323006248 974206083435712 1704860646012496 1948412166871424 3409721292024992 6819442584049984 13638885168099968
• Sum of all divisors σ(n): 31124534427510720
• Sum of proper divisors (its aliquot sum) s(n): 17485649259410752
• 13638885168099968 is an abundant number, because the sum of its proper divisors (17485649259410752) is greater than itself. Its abundance is 3846764091310784

Bases of 13638885168099968

• Binary: 110000011101000111111001101001100100111011001010000000₂
• Hexadecimal: 0x30747E6993B280
• Base-36: 3QAKXCJI9A8

Squares and roots of 13638885168099968

• 13638885168099968 squared (13638885168099968²) is 186019188628617292368959241601024
• 13638885168099968 cubed (13638885168099968³) is 2537094352768838615488143397352274924676403167232
• The square root of 13638885168099968 is 116785637.6790398315
• The cube root of 13638885168099968 is 238923.9160028069

Scales and comparisons

• 13,638,885,168,099,968 seconds is equal to 433,674,360 years, 26 weeks, 1 day, 9 hours, 6 minutes, 8 seconds.
• To count from 1 to 13,638,885,168,099,968 would take you about one billion, three hundred one million, twenty-three thousand and eighty-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 13638885168099968 cubic inches would be around 19910.3 feet tall.

Recreational maths with 13638885168099968

• 13638885168099968 backwards is 86999086158883631
• The number of decimal digits it has is: 17
• The sum of 13638885168099968's digits is 98
• More coming soon!