12181816179

Names of 12181816179

• Cardinal: 12181816179 can be written as Twelve billion, one hundred eighty-one million, eight hundred sixteen thousand, one hundred seventy-nine.

Scientific notation

• Scientific notation: 1.2181816179 × 10¹⁰

Factors of 12181816179

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1503

Divisors of 12181816179

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 9 13 27 39 113 117 281 339 351 843 1017 1093 1469 2529 3051 3279 3653 4407 7587 9837 10959 13221 14209 29511 31753 32877 39663 42627 95259 98631 123509 127881 285777 307133 370527 383643 412789 857331 921399 1111581 1238367 1605617 2764197 3334743 3715101 3992729 4816851 8292591 11145303 11978187 14450553 34706029 35934561 43351659 104118087 107803683 312354261 451178377 937062783 1353535131 4060605393 12181816179
• Sum of all divisors σ(n): 19695150720
• Sum of proper divisors (its aliquot sum) s(n): 7513334541
• 12181816179 is a deficient number, because the sum of its proper divisors (7513334541) is less than itself. Its deficiency is 4668481638

Bases of 12181816179

• Binary: 1011010110000101111100001101110011₂
• Hexadecimal: 0x2D617C373
• Base-36: 5LGQLIR

Squares and roots of 12181816179

• 12181816179 squared (12181816179²) is 148396645418946160041
• 12181816179 cubed (12181816179³) is 1807740656073844565517377103339
• The square root of 12181816179 is 110371.2651870947
• The cube root of 12181816179 is 2300.9332179589

Scales and comparisons

• 12,181,816,179 seconds is equal to 387 years, 17 weeks, 6 days, 5 hours, 49 minutes, 39 seconds.
• To count from 1 to 12,181,816,179 would take you about seven hundred seventy-four 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 12181816179 cubic inches would be around 191.7 feet tall.

Recreational maths with 12181816179

• 12181816179 backwards is 97161818121
• The number of decimal digits it has is: 11
• The sum of 12181816179's digits is 45
• More coming soon!