18930010

Names of 18930010

• Cardinal: 18930010 can be written as Eighteen million, nine hundred thirty thousand and ten.

Scientific notation

• Scientific notation: 1.893001 × 10⁷

Factors of 18930010

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 279

Divisors of 18930010

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 5 10 11 17 22 34 53 55 85 106 110 170 187 191 265 374 382 530 583 901 935 955 1166 1802 1870 1910 2101 2915 3247 4202 4505 5830 6494 9010 9911 10123 10505 16235 19822 20246 21010 32470 35717 49555 50615 71434 99110 101230 111353 172091 178585 222706 344182 357170 556765 860455 1113530 1720910 1893001 3786002 9465005 18930010
• Sum of all divisors σ(n): 40310784
• Sum of proper divisors (its aliquot sum) s(n): 21380774
• 18930010 is an abundant number, because the sum of its proper divisors (21380774) is greater than itself. Its abundance is 2450764

Bases of 18930010

• Binary: 1001000001101100101011010₂
• Hexadecimal: 0x120D95A
• Base-36: B9QHM

Squares and roots of 18930010

• 18930010 squared (18930010²) is 358345278600100
• 18930010 cubed (18930010³) is 6783479707352679001000
• The square root of 18930010 is 4350.8631327589
• The cube root of 18930010 is 266.5121100911

Scales and comparisons

• 18,930,010 seconds is equal to 31 weeks, 2 days, 2 hours, 20 minutes, 10 seconds.
• To count from 1 to 18,930,010 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 18930010 cubic inches would be around 22.2 feet tall.

Recreational maths with 18930010

• 18930010 backwards is 01003981
• 18930010 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 18930010's digits is 22
• More coming soon!