13242479691

Names of 13242479691

• Cardinal: 13242479691 can be written as Thirteen billion, two hundred forty-two million, four hundred seventy-nine thousand, six hundred ninety-one.

Scientific notation

• Scientific notation: 1.3242479691 × 10¹⁰

Factors of 13242479691

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 752

Divisors of 13242479691

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 7 21 61 151 183 223 307 427 453 669 921 1057 1281 1561 2149 3171 4683 6447 9211 13603 18727 27633 33673 40809 46357 56181 64477 68461 95221 101019 131089 139071 193431 205383 235711 285663 324499 393267 479227 707133 973497 1437681 2054053 2827777 4176121 6162159 8483331 10337611 12528363 14378371 19794439 29232847 31012833 43135113 59383317 72363277 87698541 217089831 630594271 1891782813 4414159897 13242479691
• Sum of all divisors σ(n): 20805779456
• Sum of proper divisors (its aliquot sum) s(n): 7563299765
• 13242479691 is a deficient number, because the sum of its proper divisors (7563299765) is less than itself. Its deficiency is 5679179926

Bases of 13242479691

• Binary: 1100010101010100000011010001001011₂
• Hexadecimal: 0x31550344B
• Base-36: 6308AQ3

Squares and roots of 13242479691

• 13242479691 squared (13242479691²) is 175363268366547455481
• 13242479691 cubed (13242479691³) is 2322244519891387422994869136371
• The square root of 13242479691 is 115075.9735609481
• The cube root of 13242479691 is 2365.8639779515

Scales and comparisons

• 13,242,479,691 seconds is equal to 421 years, 3 weeks, 4 days, 10 hours, 34 minutes, 51 seconds.
• To count from 1 to 13,242,479,691 would take you about eight hundred forty-two 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 13242479691 cubic inches would be around 197.2 feet tall.

Recreational maths with 13242479691

• 13242479691 backwards is 19697424231
• The number of decimal digits it has is: 11
• The sum of 13242479691's digits is 48
• More coming soon!