128096800

Names of 128096800

• Cardinal: 128096800 can be written as One hundred twenty-eight million, ninety-six thousand, eight hundred.

Scientific notation

• Scientific notation: 1.280968 × 10⁸

Factors of 128096800

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 242

Divisors of 128096800

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 25 26 32 40 50 52 65 80 100 104 109 113 130 160 200 208 218 226 260 325 400 416 436 452 520 545 565 650 800 872 904 1040 1090 1130 1300 1417 1469 1744 1808 2080 2180 2260 2600 2725 2825 2834 2938 3488 3616 4360 4520 5200 5450 5650 5668 5876 7085 7345 8720 9040 10400 10900 11300 11336 11752 12317 14170 14690 17440 18080 21800 22600 22672 23504 24634 28340 29380 35425 36725 43600 45200 45344 47008 49268 56680 58760 61585 70850 73450 87200 90400 98536 113360 117520 123170 141700 146900 160121 197072 226720 235040 246340 283400 293800 307925 320242 394144 492680 566800 587600 615850 640484 800605 985360 1133600 1175200 1231700 1280968 1601210 1970720 2463400 2561936 3202420 4003025 4926800 5123872 6404840 8006050 9853600 12809680 16012100 25619360 32024200 64048400 128096800
• Sum of all divisors σ(n): 342868680
• Sum of proper divisors (its aliquot sum) s(n): 214771880
• 128096800 is an abundant number, because the sum of its proper divisors (214771880) is greater than itself. Its abundance is 86675080

Bases of 128096800

• Binary: 111101000101001101000100000₂
• Hexadecimal: 0x7A29A20
• Base-36: 249K4G

Squares and roots of 128096800

• 128096800 squared (128096800²) is 16408790170240000
• 128096800 cubed (128096800³) is 2101913512679199232000000
• The square root of 128096800 is 11317.9856865081
• The cube root of 128096800 is 504.0954299855

Scales and comparisons

• 128,096,800 seconds is equal to 4 years, 3 weeks, 5 days, 14 hours, 26 minutes, 40 seconds.
• To count from 1 to 128,096,800 would take you about six 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 128096800 cubic inches would be around 42 feet tall.

Recreational maths with 128096800

• 128096800 backwards is 008690821
• The number of decimal digits it has is: 9
• The sum of 128096800's digits is 34
• More coming soon!