12205920

Names of 12205920

• Cardinal: 12205920 can be written as Twelve million, two hundred five thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.220592 × 10⁷

Factors of 12205920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 500

Divisors of 12205920

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 59 60 80 96 118 120 160 177 236 240 295 354 431 472 480 590 708 862 885 944 1180 1293 1416 1724 1770 1888 2155 2360 2586 2832 3448 3540 4310 4720 5172 5664 6465 6896 7080 8620 9440 10344 12930 13792 14160 17240 20688 25429 25860 28320 34480 41376 50858 51720 68960 76287 101716 103440 127145 152574 203432 206880 254290 305148 381435 406864 508580 610296 762870 813728 1017160 1220592 1525740 2034320 2441184 3051480 4068640 6102960 12205920
• Sum of all divisors σ(n): 39191040
• Sum of proper divisors (its aliquot sum) s(n): 26985120
• 12205920 is an abundant number, because the sum of its proper divisors (26985120) is greater than itself. Its abundance is 14779200

Bases of 12205920

• Binary: 101110100011111101100000₂
• Hexadecimal: 0xBA3F60
• Base-36: 79M5C

Squares and roots of 12205920

• 12205920 squared (12205920²) is 148984483046400
• 12205920 cubed (12205920³) is 1818492681305714688000
• The square root of 12205920 is 3493.6971820695
• The cube root of 12205920 is 230.2449815643

Scales and comparisons

• 12,205,920 seconds is equal to 20 weeks, 1 day, 6 hours, 32 minutes.
• To count from 1 to 12,205,920 would take you about thirty 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 12205920 cubic inches would be around 19.2 feet tall.

Recreational maths with 12205920

• 12205920 backwards is 02950221
• The number of decimal digits it has is: 8
• The sum of 12205920's digits is 21
• More coming soon!