20394060400

Names of 20394060400

• Cardinal: 20394060400 can be written as Twenty billion, three hundred ninety-four million, sixty thousand, four hundred.

Scientific notation

• Scientific notation: 2.03940604 × 10¹⁰

Factors of 20394060400

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 383380

Divisors of 20394060400

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 19 20 25 28 35 38 40 50 56 70 76 80 95 100 112 133 140 152 175 190 200 266 280 304 350 380 400 475 532 560 665 700 760 950 1064 1330 1400 1520 1900 2128 2660 2800 3325 3800 5320 6650 7600 10640 13300 26600 53200 383347 766694 1533388 1916735 2683429 3066776 3833470 5366858 6133552 7283593 7666940 9583675 10733716 13417145 14567186 15333880 19167350 21467432 26834290 29134372 30667760 36417965 38334700 42934864 50985151 53668580 58268744 67085725 72835930 76669400 101970302 107337160 116537488 134171450 145671860 153338800 182089825 203940604 214674320 254925755 268342900 291343720 364179650 407881208 509851510 536685800 582687440 728359300 815762416 1019703020 1073371600 1274628775 1456718600 2039406040 2549257550 2913437200 4078812080 5098515100 10197030200 20394060400
• Sum of all divisors σ(n): 58943588480
• Sum of proper divisors (its aliquot sum) s(n): 38549528080
• 20394060400 is an abundant number, because the sum of its proper divisors (38549528080) is greater than itself. Its abundance is 18155467680

Bases of 20394060400

• Binary: 10010111111100101001010101001110000₂
• Hexadecimal: 0x4BF94AA70
• Base-36: 9DA3HPS

Squares and roots of 20394060400

• 20394060400 squared (20394060400²) is 415917699598848160000
• 20394060400 cubed (20394060400³) is 8482250687047965145468864000000
• The square root of 20394060400 is 142807.7742981803
• The cube root of 20394060400 is 2732.1292052247

Scales and comparisons

• 20,394,060,400 seconds is equal to 648 years, 24 weeks, 2 days, 8 hours, 46 minutes, 40 seconds.
• To count from 1 to 20,394,060,400 would take you about one thousand, two hundred ninety-six 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 20394060400 cubic inches would be around 227.7 feet tall.

Recreational maths with 20394060400

• 20394060400 backwards is 00406049302
• 20394060400 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20394060400's digits is 28
• More coming soon!