18427136

Names of 18427136

• Cardinal: 18427136 can be written as Eighteen million, four hundred twenty-seven thousand, one hundred thirty-six.

Scientific notation

• Scientific notation: 1.8427136 × 10⁷

Factors of 18427136

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 135

Divisors of 18427136

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 4 7 8 13 14 16 26 28 32 49 52 56 64 91 98 104 112 113 128 182 196 208 224 226 256 364 392 416 448 452 637 728 784 791 832 896 904 1274 1456 1469 1568 1582 1664 1792 1808 2548 2912 2938 3136 3164 3328 3616 5096 5537 5824 5876 6272 6328 7232 10192 10283 11074 11648 11752 12544 12656 14464 20384 20566 22148 23296 23504 25312 28928 40768 41132 44296 47008 50624 71981 81536 82264 88592 94016 101248 143962 163072 164528 177184 188032 202496 287924 329056 354368 376064 575848 658112 708736 1151696 1316224 1417472 2303392 2632448 4606784 9213568 18427136
• Sum of all divisors σ(n): 46486692
• Sum of proper divisors (its aliquot sum) s(n): 28059556
• 18427136 is an abundant number, because the sum of its proper divisors (28059556) is greater than itself. Its abundance is 9632420

Bases of 18427136

• Binary: 1000110010010110100000000₂
• Hexadecimal: 0x1192D00
• Base-36: AYYGW

Squares and roots of 18427136

• 18427136 squared (18427136²) is 339559341162496
• 18427136 cubed (18427136³) is 6257106159671711891456
• The square root of 18427136 is 4292.6840088691
• The cube root of 18427136 is 264.1309420831

Scales and comparisons

• 18,427,136 seconds is equal to 30 weeks, 3 days, 6 hours, 38 minutes, 56 seconds.
• To count from 1 to 18,427,136 would take you about forty-five 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 18427136 cubic inches would be around 22 feet tall.

Recreational maths with 18427136

• 18427136 backwards is 63172481
• 18427136 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 18427136's digits is 32
• More coming soon!