12394720140

Names of 12394720140

• Cardinal: 12394720140 can be written as Twelve billion, three hundred ninety-four million, seven hundred twenty thousand, one hundred forty.

Scientific notation

• Scientific notation: 1.239472014 × 10¹⁰

Factors of 12394720140

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 193725

Divisors of 12394720140

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 10 11 12 15 20 22 30 33 44 55 60 66 97 110 132 165 194 220 291 330 388 485 582 660 970 1067 1164 1455 1940 2134 2910 3201 4268 5335 5820 6402 10670 12804 16005 21340 32010 64020 193607 387214 580821 774428 968035 1161642 1936070 2129677 2323284 2904105 3872140 4259354 5808210 6389031 8518708 10648385 11616420 12778062 18779879 21296770 25556124 31945155 37559758 42593540 56339637 63890310 75119516 93899395 112679274 127780620 187798790 206578669 225358548 281698185 375597580 413157338 563396370 619736007 826314676 1032893345 1126792740 1239472014 2065786690 2478944028 3098680035 4131573380 6197360070 12394720140
• Sum of all divisors σ(n): 38250745344
• Sum of proper divisors (its aliquot sum) s(n): 25856025204
• 12394720140 is an abundant number, because the sum of its proper divisors (25856025204) is greater than itself. Its abundance is 13461305064

Bases of 12394720140

• Binary: 1011100010110010000110101110001100₂
• Hexadecimal: 0x2E2C86B8C
• Base-36: 5OZHV9O

Squares and roots of 12394720140

• 12394720140 squared (12394720140²) is 153629087348921619600
• 12394720140 cubed (12394720140³) is 1904189543053498005737538744000
• The square root of 12394720140 is 111331.5774612037
• The cube root of 12394720140 is 2314.2604942817

Scales and comparisons

• 12,394,720,140 seconds is equal to 394 years, 5 weeks, 6 days, 9 hours, 49 minutes.
• To count from 1 to 12,394,720,140 would take you about seven hundred eighty-eight 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 12394720140 cubic inches would be around 192.9 feet tall.

Recreational maths with 12394720140

• 12394720140 backwards is 04102749321
• 12394720140 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12394720140's digits is 33
• More coming soon!