13025520

Names of 13025520

• Cardinal: 13025520 can be written as Thirteen million, twenty-five thousand, five hundred twenty.

Scientific notation

• Scientific notation: 1.302552 × 10⁷

Factors of 13025520

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 318

Divisors of 13025520

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 36 40 45 48 60 72 79 80 90 120 144 158 180 229 237 240 316 360 395 458 474 632 687 711 720 790 916 948 1145 1185 1264 1374 1422 1580 1832 1896 2061 2290 2370 2748 2844 3160 3435 3555 3664 3792 4122 4580 4740 5496 5688 6320 6870 7110 8244 9160 9480 10305 10992 11376 13740 14220 16488 18091 18320 18960 20610 27480 28440 32976 36182 41220 54273 54960 56880 72364 82440 90455 108546 144728 162819 164880 180910 217092 271365 289456 325638 361820 434184 542730 651276 723640 814095 868368 1085460 1302552 1447280 1628190 2170920 2605104 3256380 4341840 6512760 13025520
• Sum of all divisors σ(n): 44491200
• Sum of proper divisors (its aliquot sum) s(n): 31465680
• 13025520 is an abundant number, because the sum of its proper divisors (31465680) is greater than itself. Its abundance is 18440160

Bases of 13025520

• Binary: 110001101100000011110000₂
• Hexadecimal: 0xC6C0F0
• Base-36: 7R6K0

Squares and roots of 13025520

• 13025520 squared (13025520²) is 169664171270400
• 13025520 cubed (13025520³) is 2209964056166020608000
• The square root of 13025520 is 3609.0885275925
• The cube root of 13025520 is 235.2872298965

Scales and comparisons

• 13,025,520 seconds is equal to 21 weeks, 3 days, 18 hours, 12 minutes.
• To count from 1 to 13,025,520 would take you about thirty-two 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 13025520 cubic inches would be around 19.6 feet tall.

Recreational maths with 13025520

• 13025520 backwards is 02552031
• 13025520 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 13025520's digits is 18
• More coming soon!