213531000

Names of 213531000

• Cardinal: 213531000 can be written as Two hundred thirteen million, five hundred thirty-one thousand.

Scientific notation

• Scientific notation: 2.13531 × 10⁸

Factors of 213531000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 772

Divisors of 213531000

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 20 24 25 30 40 50 60 75 100 109 120 125 150 200 218 250 300 327 375 436 500 545 600 653 654 750 872 1000 1090 1306 1308 1500 1635 1959 2180 2612 2616 2725 3000 3265 3270 3918 4360 5224 5450 6530 6540 7836 8175 9795 10900 13060 13080 13625 15672 16325 16350 19590 21800 26120 27250 32650 32700 39180 40875 48975 54500 65300 65400 71177 78360 81625 81750 97950 109000 130600 142354 163250 163500 195900 213531 244875 284708 326500 327000 355885 391800 427062 489750 569416 653000 711770 854124 979500 1067655 1423540 1708248 1779425 1959000 2135310 2847080 3558850 4270620 5338275 7117700 8541240 8897125 10676550 14235400 17794250 21353100 26691375 35588500 42706200 53382750 71177000 106765500 213531000
• Sum of all divisors σ(n): 673358400
• Sum of proper divisors (its aliquot sum) s(n): 459827400
• 213531000 is an abundant number, because the sum of its proper divisors (459827400) is greater than itself. Its abundance is 246296400

Bases of 213531000

• Binary: 1100101110100011100101111000₂
• Hexadecimal: 0xCBA3978
• Base-36: 3J4PKO

Squares and roots of 213531000

• 213531000 squared (213531000²) is 45595487961000000
• 213531000 cubed (213531000³) is 9736050139800291000000000
• The square root of 213531000 is 14612.6999558603
• The cube root of 213531000 is 597.7051226427

Scales and comparisons

• 213,531,000 seconds is equal to 6 years, 41 weeks, 10 hours, 10 minutes.
• To count from 1 to 213,531,000 would take you about ten 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 213531000 cubic inches would be around 49.8 feet tall.

Recreational maths with 213531000

• 213531000 backwards is 000135312
• 213531000 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 213531000's digits is 15
• More coming soon!