30481200

Names of 30481200

• Cardinal: 30481200 can be written as Thirty million, four hundred eighty-one thousand, two hundred.

Scientific notation

• Scientific notation: 3.04812 × 10⁷

Factors of 30481200

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 8477

Divisors of 30481200

• Number of divisors d(n): 90
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 30 36 40 45 48 50 60 72 75 80 90 100 120 144 150 180 200 225 240 300 360 400 450 600 720 900 1200 1800 3600 8467 16934 25401 33868 42335 50802 67736 76203 84670 101604 127005 135472 152406 169340 203208 211675 254010 304812 338680 381015 406416 423350 508020 609624 635025 677360 762030 846700 1016040 1219248 1270050 1524060 1693400 1905075 2032080 2540100 3048120 3386800 3810150 5080200 6096240 7620300 10160400 15240600 30481200
• Sum of all divisors σ(n): 105790724
• Sum of proper divisors (its aliquot sum) s(n): 75309524
• 30481200 is an abundant number, because the sum of its proper divisors (75309524) is greater than itself. Its abundance is 44828324

Bases of 30481200

• Binary: 1110100010001101100110000₂
• Hexadecimal: 0x1D11B30
• Base-36: I5BG0

Squares and roots of 30481200

• 30481200 squared (30481200²) is 929103553440000
• 30481200 cubed (30481200³) is 28320191233115328000000
• The square root of 30481200 is 5520.9781742007
• The cube root of 30481200 is 312.3757799619

Scales and comparisons

• 30,481,200 seconds is equal to 50 weeks, 2 days, 19 hours.
• To count from 1 to 30,481,200 would take you about twenty-three 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 30481200 cubic inches would be around 26 feet tall.

Recreational maths with 30481200

• 30481200 backwards is 00218403
• 30481200 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 30481200's digits is 18
• More coming soon!