13672268172

Names of 13672268172

• Cardinal: 13672268172 can be written as Thirteen billion, six hundred seventy-two million, two hundred sixty-eight thousand, one hundred seventy-two.

Scientific notation

• Scientific notation: 1.3672268172 × 10¹⁰

Factors of 13672268172

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2609

Divisors of 13672268172

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 9 12 18 36 53 106 159 212 318 477 636 954 1908 2551 2809 5102 5618 7653 8427 10204 11236 15306 16854 22959 25281 30612 33708 45918 50562 91836 101124 135203 148877 270406 297754 405609 446631 540812 595508 811218 893262 1216827 1339893 1622436 1786524 2433654 2679786 4867308 5359572 7165759 14331518 21497277 28663036 42994554 64491831 85989108 128983662 257967324 379785227 759570454 1139355681 1519140908 2278711362 3418067043 4557422724 6836134086 13672268172
• Sum of all divisors σ(n): 35238883680
• Sum of proper divisors (its aliquot sum) s(n): 21566615508
• 13672268172 is an abundant number, because the sum of its proper divisors (21566615508) is greater than itself. Its abundance is 7894347336

Bases of 13672268172

• Binary: 1100101110111011100100000110001100₂
• Hexadecimal: 0x32EEE418C
• Base-36: 6A445N0

Squares and roots of 13672268172

• 13672268172 squared (13672268172²) is 186930916967084221584
• 13672268172 cubed (13672268172³) is 2555769626411840374406318624448
• The square root of 13672268172 is 116928.4745987905
• The cube root of 13672268172 is 2391.1868997233

Scales and comparisons

• 13,672,268,172 seconds is equal to 434 years, 38 weeks, 1 day, 20 hours, 16 minutes, 12 seconds.
• To count from 1 to 13,672,268,172 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 13672268172 cubic inches would be around 199.3 feet tall.

Recreational maths with 13672268172

• 13672268172 backwards is 27186227631
• The number of decimal digits it has is: 11
• The sum of 13672268172's digits is 45
• More coming soon!