18688829166744

Names of 18688829166744

• Cardinal: 18688829166744 can be written as Eighteen trillion, six hundred eighty-eight billion, eight hundred twenty-nine million, one hundred sixty-six thousand, seven hundred forty-four.

Scientific notation

• Scientific notation: 1.8688829166744 × 10¹³

Factors of 18688829166744

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 65126236

Divisors of 18688829166744

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 4 6 8 11 12 22 24 33 44 66 88 132 264 1087 2174 3261 4348 6522 8696 11957 13044 23914 26088 35871 47828 71742 95656 143484 286968 65125133 130250266 195375399 260500532 390750798 521001064 716376463 781501596 1432752926 1563003192 2149129389 2865505852 4298258778 5731011704 8596517556 17193035112 70791019571 141582039142 212373058713 283164078284 424746117426 566328156568 778701215281 849492234852 1557402430562 1698984469704 2336103645843 3114804861124 4672207291686 6229609722248 9344414583372 18688829166744
• Sum of all divisors σ(n): 51016424970240
• Sum of proper divisors (its aliquot sum) s(n): 32327595803496
• 18688829166744 is an abundant number, because the sum of its proper divisors (32327595803496) is greater than itself. Its abundance is 13638766636752

Bases of 18688829166744

• Binary: 100001111111101010101000001100001010010011000₂
• Hexadecimal: 0x10FF55061498
• Base-36: 6MHJ2CRKO

Squares and roots of 18688829166744

• 18688829166744 squared (18688829166744²) is 349272335623741233355561536
• 18688829166744 cubed (18688829166744³) is 6527491013141774581676293959921096758784
• The square root of 18688829166744 is 4323057.8491091233
• The cube root of 18688829166744 is 26537.5422167307

Scales and comparisons

• 18,688,829,166,744 seconds is equal to 594,246 years, 49 weeks, 6 days, 3 hours, 12 minutes, 24 seconds.
• To count from 1 to 18,688,829,166,744 would take you about one million, four hundred eighty-five thousand, six hundred seventeen 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 18688829166744 cubic inches would be around 2211.5 feet tall.

Recreational maths with 18688829166744

• 18688829166744 backwards is 44766192888681
• The number of decimal digits it has is: 14
• The sum of 18688829166744's digits is 78
• More coming soon!