661248

Names of 661248

• Cardinal: 661248 can be written as Six hundred sixty-one thousand, two hundred forty-eight.

Scientific notation

• Scientific notation: 6.61248 × 10⁵

Factors of 661248

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 53

Divisors of 661248

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 32 36 41 42 48 56 63 64 72 82 84 96 112 123 126 128 144 164 168 192 224 246 252 256 287 288 328 336 369 384 448 492 504 574 576 656 672 738 768 861 896 984 1008 1148 1152 1312 1344 1476 1722 1792 1968 2016 2296 2304 2583 2624 2688 2952 3444 3936 4032 4592 5166 5248 5376 5904 6888 7872 8064 9184 10332 10496 11808 13776 15744 16128 18368 20664 23616 27552 31488 36736 41328 47232 55104 73472 82656 94464 110208 165312 220416 330624 661248
• Sum of all divisors σ(n): 2232048
• Sum of proper divisors (its aliquot sum) s(n): 1570800
• 661248 is an abundant number, because the sum of its proper divisors (1570800) is greater than itself. Its abundance is 909552

Bases of 661248

• Binary: 10100001011100000000₂
• Hexadecimal: 0xA1700
• Base-36: E680

Squares and roots of 661248

• 661248 squared (661248²) is 437248917504
• 661248 cubed (661248³) is 289129972201684992
• The square root of 661248 is 813.1715686127
• The cube root of 661248 is 87.1207202443

Scales and comparisons

• 661,248 seconds is equal to 1 week, 15 hours, 40 minutes, 48 seconds.
• To count from 1 to 661,248 would take you about fifteen hours!

  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 661248 cubic inches would be around 7.3 feet tall.

Recreational maths with 661248

• 661248 backwards is 842166
• The number of decimal digits it has is: 6
• The sum of 661248's digits is 27
• More coming soon!