13407940

Names of 13407940

• Cardinal: 13407940 can be written as Thirteen million, four hundred seven thousand, nine hundred forty.

Scientific notation

• Scientific notation: 1.340794 × 10⁷

Factors of 13407940

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 219

Divisors of 13407940

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 7 10 13 14 20 26 28 35 52 53 65 70 91 106 130 139 140 182 212 260 265 278 364 371 455 530 556 689 695 742 910 973 1060 1378 1390 1484 1807 1820 1855 1946 2756 2780 3445 3614 3710 3892 4823 4865 6890 7228 7367 7420 9035 9646 9730 12649 13780 14734 18070 19292 19460 24115 25298 29468 36140 36835 48230 50596 51569 63245 73670 95771 96460 103138 126490 147340 191542 206276 252980 257845 383084 478855 515690 670397 957710 1031380 1340794 1915420 2681588 3351985 6703970 13407940
• Sum of all divisors σ(n): 35562240
• Sum of proper divisors (its aliquot sum) s(n): 22154300
• 13407940 is an abundant number, because the sum of its proper divisors (22154300) is greater than itself. Its abundance is 8746360

Bases of 13407940

• Binary: 110011001001011011000100₂
• Hexadecimal: 0xCC96C4
• Base-36: 7ZDMS

Squares and roots of 13407940

• 13407940 squared (13407940²) is 179772855043600
• 13407940 cubed (13407940³) is 2410383654053286184000
• The square root of 13407940 is 3661.6854042913
• The cube root of 13407940 is 237.5676778503

Scales and comparisons

• 13,407,940 seconds is equal to 22 weeks, 1 day, 4 hours, 25 minutes, 40 seconds.
• To count from 1 to 13,407,940 would take you about thirty-three weeks!

  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 13407940 cubic inches would be around 19.8 feet tall.

Recreational maths with 13407940

• 13407940 backwards is 04970431
• 13407940 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 13407940's digits is 28
• More coming soon!