820000530

Names of 820000530

• Cardinal: 820000530 can be written as Eight hundred twenty million, five hundred thirty.

Scientific notation

• Scientific notation: 8.2000053 × 10⁸

Factors of 820000530

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 354

Divisors of 820000530

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 27 30 31 45 54 62 90 93 135 155 186 270 279 310 313 465 558 626 837 930 939 1395 1565 1674 1878 2790 2817 3130 4185 4695 5634 8370 8451 9390 9703 14085 16902 19406 28170 29109 42255 48515 58218 84510 87327 97030 97969 145545 174654 195938 261981 291090 293907 436635 489845 523962 587814 873270 881721 979690 1309905 1469535 1763442 2619810 2645163 2939070 3037039 4408605 5290326 6074078 8817210 9111117 13225815 15185195 18222234 26451630 27333351 30370390 45555585 54666702 82000053 91111170 136666755 164000106 273333510 410000265 820000530
• Sum of all divisors σ(n): 2264440320
• Sum of proper divisors (its aliquot sum) s(n): 1444439790
• 820000530 is an abundant number, because the sum of its proper divisors (1444439790) is greater than itself. Its abundance is 624439260

Bases of 820000530

• Binary: 110000111000000011011100010010₂
• Hexadecimal: 0x30E03712
• Base-36: DK7GGI

Squares and roots of 820000530

• 820000530 squared (820000530²) is 672400869200280900
• 820000530 cubed (820000530³) is 551369069116691014148877000
• The square root of 820000530 is 28635.6513807527
• The cube root of 820000530 is 935.9903639703

Scales and comparisons

• 820,000,530 seconds is equal to 26 years, 3 weeks, 5 days, 17 hours, 55 minutes, 30 seconds.
• To count from 1 to 820,000,530 would take you about thirty-nine 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 820000530 cubic inches would be around 78 feet tall.

Recreational maths with 820000530

• 820000530 backwards is 035000028
• 820000530 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 820000530's digits is 18
• More coming soon!