1817994442

Names of 1817994442

• Cardinal: 1817994442 can be written as One billion, eight hundred seventeen million, nine hundred ninety-four thousand, four hundred forty-two.

Scientific notation

• Scientific notation: 1.817994442 × 10⁹

Factors of 1817994442

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 827

Divisors of 1817994442

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 11 19 22 31 38 62 209 307 341 418 457 589 614 682 914 1178 3377 5027 5833 6479 6754 8683 9517 10054 11666 12958 14167 17366 19034 28334 64163 95513 104687 128326 140299 155837 180823 191026 209374 269173 280598 311674 361646 538346 1543289 1989053 2665681 2960903 3086578 3978106 4349269 5331362 5921806 8698538 29322491 47841959 58644982 82636111 95683918 165272222 908997221 1817994442
• Sum of all divisors σ(n): 3250114560
• Sum of proper divisors (its aliquot sum) s(n): 1432120118
• 1817994442 is a deficient number, because the sum of its proper divisors (1432120118) is less than itself. Its deficiency is 385874324

Bases of 1817994442

• Binary: 1101100010111000110010011001010₂
• Hexadecimal: 0x6C5C64CA
• Base-36: U2DXHM

Squares and roots of 1817994442

• 1817994442 squared (1817994442²) is 3305103791142891364
• 1817994442 cubed (1817994442³) is 6008660322530905327561798888
• The square root of 1817994442 is 42637.9460340199
• The cube root of 1817994442 is 1220.4805152767

Scales and comparisons

• 1,817,994,442 seconds is equal to 57 years, 41 weeks, 6 days, 14 hours, 27 minutes, 22 seconds.
• To count from 1 to 1,817,994,442 would take you about one hundred fifteen years!

  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 1817994442 cubic inches would be around 101.7 feet tall.

Recreational maths with 1817994442

• 1817994442 backwards is 2444997181
• The number of decimal digits it has is: 10
• The sum of 1817994442's digits is 49
• More coming soon!