30003090

Names of 30003090

• Cardinal: 30003090 can be written as Thirty million, three thousand and ninety.

Scientific notation

• Scientific notation: 3.000309 × 10⁷

Factors of 30003090

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 4091

Divisors of 30003090

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 5 6 10 13 15 19 26 30 38 39 57 65 78 95 114 130 190 195 247 285 390 494 570 741 1235 1482 2470 3705 4049 7410 8098 12147 20245 24294 40490 52637 60735 76931 105274 121470 153862 157911 230793 263185 315822 384655 461586 526370 769310 789555 1000103 1153965 1579110 2000206 2307930 3000309 5000515 6000618 10001030 15001545 30003090
• Sum of all divisors σ(n): 81648000
• Sum of proper divisors (its aliquot sum) s(n): 51644910
• 30003090 is an abundant number, because the sum of its proper divisors (51644910) is greater than itself. Its abundance is 21641820

Bases of 30003090

• Binary: 1110010011100111110010010₂
• Hexadecimal: 0x1C9CF92
• Base-36: HV2J6

Squares and roots of 30003090

• 30003090 squared (30003090²) is 900185409548100
• 30003090 cubed (30003090³) is 27008343859358503629000
• The square root of 30003090 is 5477.5076449057
• The cube root of 30003090 is 310.7339183941

Scales and comparisons

• 30,003,090 seconds is equal to 49 weeks, 4 days, 6 hours, 11 minutes, 30 seconds.
• To count from 1 to 30,003,090 would take you about twenty-two 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 30003090 cubic inches would be around 25.9 feet tall.

Recreational maths with 30003090

• 30003090 backwards is 09030003
• 30003090 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 30003090's digits is 15
• More coming soon!