13642668

Names of 13642668

• Cardinal: 13642668 can be written as Thirteen million, six hundred forty-two thousand, six hundred sixty-eight.

Scientific notation

• Scientific notation: 1.3642668 × 10⁷

Factors of 13642668

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 138

Divisors of 13642668

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 6 9 12 13 18 26 27 36 39 41 52 54 78 79 81 82 108 117 123 156 158 162 164 234 237 246 316 324 351 369 468 474 492 533 702 711 738 948 1027 1053 1066 1107 1404 1422 1476 1599 2054 2106 2132 2133 2214 2844 3081 3198 3239 3321 4108 4212 4266 4428 4797 6162 6396 6399 6478 6642 8532 9243 9594 9717 12324 12798 12956 13284 14391 18486 19188 19434 25596 27729 28782 29151 36972 38868 42107 43173 55458 57564 58302 83187 84214 86346 87453 110916 116604 126321 166374 168428 172692 174906 252642 262359 332748 349812 378963 505284 524718 757926 1049436 1136889 1515852 2273778 3410667 4547556 6821334 13642668
• Sum of all divisors σ(n): 39842880
• Sum of proper divisors (its aliquot sum) s(n): 26200212
• 13642668 is an abundant number, because the sum of its proper divisors (26200212) is greater than itself. Its abundance is 12557544

Bases of 13642668

• Binary: 110100000010101110101100₂
• Hexadecimal: 0xD02BAC
• Base-36: 84ER0

Squares and roots of 13642668

• 13642668 squared (13642668²) is 186122390158224
• 13642668 cubed (13642668³) is 2539205976295117501632
• The square root of 13642668 is 3693.5982456137
• The cube root of 13642668 is 238.9460029855

Scales and comparisons

• 13,642,668 seconds is equal to 22 weeks, 3 days, 21 hours, 37 minutes, 48 seconds.
• To count from 1 to 13,642,668 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 13642668 cubic inches would be around 19.9 feet tall.

Recreational maths with 13642668

• 13642668 backwards is 86624631
• 13642668 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 13642668's digits is 36
• More coming soon!