18219006

Names of 18219006

• Cardinal: 18219006 can be written as Eighteen million, two hundred nineteen thousand and six.

Scientific notation

• Scientific notation: 1.8219006 × 10⁷

Factors of 18219006

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 270

Divisors of 18219006

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 6 9 13 18 26 27 39 41 54 78 81 82 117 123 162 211 234 246 351 369 422 533 633 702 738 1053 1066 1107 1266 1599 1899 2106 2214 2743 3198 3321 3798 4797 5486 5697 6642 8229 8651 9594 11394 14391 16458 17091 17302 24687 25953 28782 34182 43173 49374 51906 74061 77859 86346 112463 148122 155718 222183 224926 233577 337389 444366 467154 674778 700731 1012167 1401462 2024334 3036501 6073002 9109503 18219006
• Sum of all divisors σ(n): 45250128
• Sum of proper divisors (its aliquot sum) s(n): 27031122
• 18219006 is an abundant number, because the sum of its proper divisors (27031122) is greater than itself. Its abundance is 8812116

Bases of 18219006

• Binary: 1000101011111111111111110₂
• Hexadecimal: 0x115FFFE
• Base-36: AUHVI

Squares and roots of 18219006

• 18219006 squared (18219006²) is 331932179628036
• 18219006 cubed (18219006³) is 6047474372236265652216
• The square root of 18219006 is 4268.3727578551
• The cube root of 18219006 is 263.1327429673

Scales and comparisons

• 18,219,006 seconds is equal to 30 weeks, 20 hours, 50 minutes, 6 seconds.
• To count from 1 to 18,219,006 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 18219006 cubic inches would be around 21.9 feet tall.

Recreational maths with 18219006

• 18219006 backwards is 60091281
• 18219006 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 18219006's digits is 27
• More coming soon!