13389642

Names of 13389642

• Cardinal: 13389642 can be written as Thirteen million, three hundred eighty-nine thousand, six hundred forty-two.

Scientific notation

• Scientific notation: 1.3389642 × 10⁷

Factors of 13389642

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 95

Divisors of 13389642

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 6 7 9 14 17 18 19 21 34 38 42 47 49 51 57 63 94 98 102 114 119 126 133 141 147 153 171 238 266 282 294 306 323 329 342 357 399 423 441 646 658 714 798 799 833 846 882 893 931 969 987 1071 1197 1598 1666 1786 1862 1938 1974 2142 2261 2303 2394 2397 2499 2679 2793 2907 2961 4522 4606 4794 4998 5358 5586 5593 5814 5922 6251 6783 6909 7191 7497 8037 8379 11186 12502 13566 13818 14382 14994 15181 15827 16074 16758 16779 18753 20349 20727 30362 31654 33558 37506 39151 40698 41454 43757 45543 47481 50337 56259 78302 87514 91086 94962 100674 106267 112518 117453 131271 136629 142443 212534 234906 262542 273258 284886 318801 352359 393813 637602 704718 743869 787626 956403 1487738 1912806 2231607 4463214 6694821 13389642
• Sum of all divisors σ(n): 38413440
• Sum of proper divisors (its aliquot sum) s(n): 25023798
• 13389642 is an abundant number, because the sum of its proper divisors (25023798) is greater than itself. Its abundance is 11634156

Bases of 13389642

• Binary: 110011000100111101001010₂
• Hexadecimal: 0xCC4F4A
• Base-36: 7YZII

Squares and roots of 13389642

• 13389642 squared (13389642²) is 179282512888164
• 13389642 cubed (13389642³) is 2400528664432901997288
• The square root of 13389642 is 3659.1859750497
• The cube root of 13389642 is 237.4595580261

Scales and comparisons

• 13,389,642 seconds is equal to 22 weeks, 23 hours, 20 minutes, 42 seconds.
• To count from 1 to 13,389,642 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 13389642 cubic inches would be around 19.8 feet tall.

Recreational maths with 13389642

• 13389642 backwards is 24698331
• The number of decimal digits it has is: 8
• The sum of 13389642's digits is 36
• More coming soon!