85404430

Names of 85404430

• Cardinal: 85404430 can be written as Eighty-five million, four hundred four thousand, four hundred thirty.

Scientific notation

• Scientific notation: 8.540443 × 10⁷

Factors of 85404430

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 373

Divisors of 85404430

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 5 10 17 19 34 38 85 95 137 170 190 193 274 323 386 646 685 965 1370 1615 1930 2329 2603 3230 3281 3667 4658 5206 6562 7334 11645 13015 16405 18335 23290 26030 26441 32810 36670 44251 52882 62339 88502 124678 132205 221255 264410 311695 442510 449497 502379 623390 898994 1004758 2247485 2511895 4494970 5023790 8540443 17080886 42702215 85404430
• Sum of all divisors σ(n): 173482560
• Sum of proper divisors (its aliquot sum) s(n): 88078130
• 85404430 is an abundant number, because the sum of its proper divisors (88078130) is greater than itself. Its abundance is 2673700

Bases of 85404430

• Binary: 101000101110010101100001110₂
• Hexadecimal: 0x5172B0E
• Base-36: 1EUIHA

Squares and roots of 85404430

• 85404430 squared (85404430²) is 7293916663624900
• 85404430 cubed (85404430³) is 622932795124386318307000
• The square root of 85404430 is 9241.4517257843
• The cube root of 85404430 is 440.3792013393

Scales and comparisons

• 85,404,430 seconds is equal to 2 years, 37 weeks, 1 day, 11 hours, 27 minutes, 10 seconds.
• To count from 1 to 85,404,430 would take you about four 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 85404430 cubic inches would be around 36.7 feet tall.

Recreational maths with 85404430

• 85404430 backwards is 03440458
• The number of decimal digits it has is: 8
• The sum of 85404430's digits is 28
• More coming soon!