28240428800

Names of 28240428800

• Cardinal: 28240428800 can be written as Twenty-eight billion, two hundred forty million, four hundred twenty-eight thousand, eight hundred.

Scientific notation

• Scientific notation: 2.82404288 × 10¹⁰

Factors of 28240428800

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 4412574

Divisors of 28240428800

• Number of divisors d(n): 54
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 32 40 50 64 80 100 128 160 200 256 320 400 640 800 1280 1600 3200 6400 4412567 8825134 17650268 22062835 35300536 44125670 70601072 88251340 110314175 141202144 176502680 220628350 282404288 353005360 441256700 564808576 706010720 882513400 1129617152 1412021440 1765026800 2824042880 3530053600 5648085760 7060107200 14120214400 28240428800
• Sum of all divisors σ(n): 69899489688
• Sum of proper divisors (its aliquot sum) s(n): 41659060888
• 28240428800 is an abundant number, because the sum of its proper divisors (41659060888) is greater than itself. Its abundance is 13418632088

Bases of 28240428800

• Binary: 11010010011010000101011111100000000₂
• Hexadecimal: 0x69342BF00
• Base-36: CZ1MEBK

Squares and roots of 28240428800

• 28240428800 squared (28240428800²) is 797521818807869440000
• 28240428800 cubed (28240428800³) is 22522358140490137800015872000000
• The square root of 28240428800 is 168048.8881248549
• The cube root of 28240428800 is 3045.2556822915

Scales and comparisons

• 28,240,428,800 seconds is equal to 897 years, 49 weeks, 5 days, 19 hours, 33 minutes, 20 seconds.
• To count from 1 to 28,240,428,800 would take you about one thousand, seven hundred ninety-five 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 28240428800 cubic inches would be around 253.8 feet tall.

Recreational maths with 28240428800

• 28240428800 backwards is 00882404282
• The number of decimal digits it has is: 11
• The sum of 28240428800's digits is 38
• More coming soon!