28040064

Names of 28040064

• Cardinal: 28040064 can be written as Twenty-eight million, forty thousand and sixty-four.

Scientific notation

• Scientific notation: 2.8040064 × 10⁷

Factors of 28040064

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 196

Divisors of 28040064

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 6 8 12 13 16 24 26 32 39 41 48 52 64 78 82 96 104 123 128 137 156 164 192 208 246 274 312 328 384 411 416 492 533 548 624 656 822 832 984 1066 1096 1248 1312 1599 1644 1664 1781 1968 2132 2192 2496 2624 3198 3288 3562 3936 4264 4384 4992 5248 5343 5617 6396 6576 7124 7872 8528 8768 10686 11234 12792 13152 14248 15744 16851 17056 17536 21372 22468 25584 26304 28496 33702 34112 42744 44936 51168 52608 56992 67404 68224 73021 85488 89872 102336 113984 134808 146042 170976 179744 204672 219063 227968 269616 292084 341952 359488 438126 539232 584168 683904 718976 876252 1078464 1168336 1752504 2156928 2336672 3505008 4673344 7010016 9346688 14020032 28040064
• Sum of all divisors σ(n): 82766880
• Sum of proper divisors (its aliquot sum) s(n): 54726816
• 28040064 is an abundant number, because the sum of its proper divisors (54726816) is greater than itself. Its abundance is 26686752

Bases of 28040064

• Binary: 1101010111101101110000000₂
• Hexadecimal: 0x1ABDB80
• Base-36: GOZUO

Squares and roots of 28040064

• 28040064 squared (28040064²) is 786245189124096
• 28040064 cubed (28040064³) is 22046365422731755782144
• The square root of 28040064 is 5295.2869610627
• The cube root of 28040064 is 303.8036589991

Scales and comparisons

• 28,040,064 seconds is equal to 46 weeks, 2 days, 12 hours, 54 minutes, 24 seconds.
• To count from 1 to 28,040,064 would take you about seventeen 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 28040064 cubic inches would be around 25.3 feet tall.

Recreational maths with 28040064

• 28040064 backwards is 46004082
• 28040064 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 28040064's digits is 24
• More coming soon!