30022920

Names of 30022920

• Cardinal: 30022920 can be written as Thirty million, twenty-two thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 3.002292 × 10⁷

Factors of 30022920

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 27809

Divisors of 30022920

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 18 20 24 27 30 36 40 45 54 60 72 90 108 120 135 180 216 270 360 540 1080 27799 55598 83397 111196 138995 166794 222392 250191 277990 333588 416985 500382 555980 667176 750573 833970 1000764 1111960 1250955 1501146 1667940 2001528 2501910 3002292 3335880 3752865 5003820 6004584 7505730 10007640 15011460 30022920
• Sum of all divisors σ(n): 100080000
• Sum of proper divisors (its aliquot sum) s(n): 70057080
• 30022920 is an abundant number, because the sum of its proper divisors (70057080) is greater than itself. Its abundance is 40034160

Bases of 30022920

• Binary: 1110010100001110100001000₂
• Hexadecimal: 0x1CA1D08
• Base-36: HVHU0

Squares and roots of 30022920

• 30022920 squared (30022920²) is 901375725326400
• 30022920 cubed (30022920³) is 27061931291416481088000
• The square root of 30022920 is 5479.3174757445
• The cube root of 30022920 is 310.8023613065

Scales and comparisons

• 30,022,920 seconds is equal to 49 weeks, 4 days, 11 hours, 42 minutes.
• To count from 1 to 30,022,920 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 30022920 cubic inches would be around 25.9 feet tall.

Recreational maths with 30022920

• 30022920 backwards is 02922003
• 30022920 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 30022920's digits is 18
• More coming soon!