18948070

Names of 18948070

• Cardinal: 18948070 can be written as Eighteen million, nine hundred forty-eight thousand and seventy.

Scientific notation

• Scientific notation: 1.894807 × 10⁷

Factors of 18948070

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 744

Divisors of 18948070

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 5 10 37 74 83 166 185 370 415 617 830 1234 3071 3085 6142 6170 15355 22829 30710 45658 51211 102422 114145 228290 256055 512110 1894807 3789614 9474035 18948070
• Sum of all divisors σ(n): 35507808
• Sum of proper divisors (its aliquot sum) s(n): 16559738
• 18948070 is a deficient number, because the sum of its proper divisors (16559738) is less than itself. Its deficiency is 2388332

Bases of 18948070

• Binary: 1001000010001111111100110₂
• Hexadecimal: 0x1211FE6
• Base-36: BA4FA

Squares and roots of 18948070

• 18948070 squared (18948070²) is 359029356724900
• 18948070 cubed (18948070³) is 6802913383278375943000
• The square root of 18948070 is 4352.9380882341
• The cube root of 18948070 is 266.5968376191

Scales and comparisons

• 18,948,070 seconds is equal to 31 weeks, 2 days, 7 hours, 21 minutes, 10 seconds.
• To count from 1 to 18,948,070 would take you about forty-six 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 18948070 cubic inches would be around 22.2 feet tall.

Recreational maths with 18948070

• 18948070 backwards is 07084981
• 18948070 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 18948070's digits is 37
• More coming soon!