204013890

Names of 204013890

• Cardinal: 204013890 can be written as Two hundred four million, thirteen thousand, eight hundred ninety.

Scientific notation

• Scientific notation: 2.0401389 × 10⁸

Factors of 204013890

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 4200

Divisors of 204013890

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 27 30 45 54 61 81 90 122 135 162 183 270 305 366 405 549 610 810 915 1098 1647 1830 2745 3294 4129 4941 5490 8235 8258 9882 12387 16470 20645 24705 24774 37161 41290 49410 61935 74322 111483 123870 185805 222966 251869 334449 371610 503738 557415 668898 755607 1114830 1259345 1511214 1672245 2266821 2518690 3344490 3778035 4533642 6800463 7556070 11334105 13600926 20401389 22668210 34002315 40802778 68004630 102006945 204013890
• Sum of all divisors σ(n): 557698680
• Sum of proper divisors (its aliquot sum) s(n): 353684790
• 204013890 is an abundant number, because the sum of its proper divisors (353684790) is greater than itself. Its abundance is 149670900

Bases of 204013890

• Binary: 1100001010010000000101000010₂
• Hexadecimal: 0xC290142
• Base-36: 3DGQ4I

Squares and roots of 204013890

• 204013890 squared (204013890²) is 41621667312932100
• 204013890 cubed (204013890³) is 8491398256797125026869000
• The square root of 204013890 is 14283.3430960683
• The cube root of 204013890 is 588.6898920339

Scales and comparisons

• 204,013,890 seconds is equal to 6 years, 25 weeks, 2 days, 6 hours, 31 minutes, 30 seconds.
• To count from 1 to 204,013,890 would take you about 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 204013890 cubic inches would be around 49.1 feet tall.

Recreational maths with 204013890

• 204013890 backwards is 098310402
• 204013890 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 204013890's digits is 27
• More coming soon!