1313520

Names of 1313520

• Cardinal: 1313520 can be written as One million, three hundred thirteen thousand, five hundred twenty.

Scientific notation

• Scientific notation: 1.31352 × 10⁶

Factors of 1313520

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 444

Divisors of 1313520

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 30 39 40 48 52 60 65 78 80 104 120 130 156 195 208 240 260 312 390 421 520 624 780 842 1040 1263 1560 1684 2105 2526 3120 3368 4210 5052 5473 6315 6736 8420 10104 10946 12630 16419 16840 20208 21892 25260 27365 32838 33680 43784 50520 54730 65676 82095 87568 101040 109460 131352 164190 218920 262704 328380 437840 656760 1313520
• Sum of all divisors σ(n): 4395552
• Sum of proper divisors (its aliquot sum) s(n): 3082032
• 1313520 is an abundant number, because the sum of its proper divisors (3082032) is greater than itself. Its abundance is 1768512

Bases of 1313520

• Binary: 101000000101011110000₂
• Hexadecimal: 0x140AF0
• Base-36: S5IO

Squares and roots of 1313520

• 1313520 squared (1313520²) is 1725334790400
• 1313520 cubed (1313520³) is 2266261753886208000
• The square root of 1313520 is 1146.0890017795
• The cube root of 1313520 is 109.5163337533

Scales and comparisons

• 1,313,520 seconds is equal to 2 weeks, 1 day, 4 hours, 52 minutes.
• To count from 1 to 1,313,520 would take you about three 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 1313520 cubic inches would be around 9.1 feet tall.

Recreational maths with 1313520

• 1313520 backwards is 0253131
• 1313520 is a Harshad number.
• The number of decimal digits it has is: 7
• The sum of 1313520's digits is 15
• More coming soon!