18248930

Names of 18248930

• Cardinal: 18248930 can be written as Eighteen million, two hundred forty-eight thousand, nine hundred thirty.

Scientific notation

• Scientific notation: 1.824893 × 10⁷

Factors of 18248930

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 13754

Divisors of 18248930

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 5 7 10 14 19 35 38 70 95 133 190 266 665 1330 13721 27442 68605 96047 137210 192094 260699 480235 521398 960470 1303495 1824893 2606990 3649786 9124465 18248930
• Sum of all divisors σ(n): 39519360
• Sum of proper divisors (its aliquot sum) s(n): 21270430
• 18248930 is an abundant number, because the sum of its proper divisors (21270430) is greater than itself. Its abundance is 3021500

Bases of 18248930

• Binary: 1000101100111010011100010₂
• Hexadecimal: 0x11674E2
• Base-36: AV4YQ

Squares and roots of 18248930

• 18248930 squared (18248930²) is 333023446144900
• 18248930 cubed (18248930³) is 6077321557057049957000
• The square root of 18248930 is 4271.8766367953
• The cube root of 18248930 is 263.2767258907

Scales and comparisons

• 18,248,930 seconds is equal to 30 weeks, 1 day, 5 hours, 8 minutes, 50 seconds.
• To count from 1 to 18,248,930 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 18248930 cubic inches would be around 21.9 feet tall.

Recreational maths with 18248930

• 18248930 backwards is 03984281
• 18248930 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 18248930's digits is 35
• More coming soon!