13668838144

Names of 13668838144

• Cardinal: 13668838144 can be written as Thirteen billion, six hundred sixty-eight million, eight hundred thirty-eight thousand, one hundred forty-four.

Scientific notation

• Scientific notation: 1.3668838144 × 10¹⁰

Factors of 13668838144

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 11231

Divisors of 13668838144

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 8 13 16 26 32 52 64 104 128 208 256 379 416 758 832 1516 1664 3032 3328 4927 6064 9854 10837 12128 19708 21674 24256 39416 43348 48512 78832 86696 97024 140881 157664 173392 281762 315328 346784 563524 630656 693568 1127048 1261312 1387136 2254096 2774272 4107223 4508192 8214446 9016384 16428892 18032768 32857784 36065536 53393899 65715568 106787798 131431136 213575596 262862272 427151192 525724544 854302384 1051449088 1708604768 3417209536 6834419072 13668838144
• Sum of all divisors σ(n): 29463319760
• Sum of proper divisors (its aliquot sum) s(n): 15794481616
• 13668838144 is an abundant number, because the sum of its proper divisors (15794481616) is greater than itself. Its abundance is 2125643472

Bases of 13668838144

• Binary: 1100101110101110011110101100000000₂
• Hexadecimal: 0x32EB9EB00
• Base-36: 6A22N0G

Squares and roots of 13668838144

• 13668838144 squared (13668838144²) is 186837136206869364736
• 13668838144 cubed (13668838144³) is 2553846574100179447528485289984
• The square root of 13668838144 is 116913.8064729739
• The cube root of 13668838144 is 2390.9869201273

Scales and comparisons

• 13,668,838,144 seconds is equal to 434 years, 32 weeks, 4 days, 3 hours, 29 minutes, 4 seconds.
• To count from 1 to 13,668,838,144 would take you about eight hundred sixty-nine 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 13668838144 cubic inches would be around 199.2 feet tall.

Recreational maths with 13668838144

• 13668838144 backwards is 44183886631
• 13668838144 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13668838144's digits is 52
• More coming soon!