2490865425

Names of 2490865425

• Cardinal: 2490865425 can be written as Two billion, four hundred ninety million, eight hundred sixty-five thousand, four hundred twenty-five.

Scientific notation

• Scientific notation: 2.490865425 × 10⁹

Factors of 2490865425

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1514

Divisors of 2490865425

• Number of divisors d(n): 84
• Complete list of divisors:
  1 3 5 9 15 25 27 45 75 81 97 135 225 243 291 405 485 675 729 873 1215 1409 1455 2025 2425 2619 3645 4227 4365 6075 7045 7275 7857 12681 13095 18225 21135 21825 23571 35225 38043 39285 63405 65475 70713 105675 114129 117855 136673 190215 196425 317025 342387 353565 410019 570645 589275 683365 951075 1027161 1230057 1711935 1767825 2050095 2853225 3416825 3690171 5135805 6150285 8559675 10250475 11070513 18450855 25679025 30751425 33211539 55352565 92254275 99634617 166057695 276762825 498173085 830288475 2490865425
• Sum of all divisors σ(n): 4681952940
• Sum of proper divisors (its aliquot sum) s(n): 2191087515
• 2490865425 is a deficient number, because the sum of its proper divisors (2191087515) is less than itself. Its deficiency is 299777910

Bases of 2490865425

• Binary: 10010100011101111001011100010001₂
• Hexadecimal: 0x94779711
• Base-36: 156ZW29

Squares and roots of 2490865425

• 2490865425 squared (2490865425²) is 6204410565460430625
• 2490865425 cubed (2490865425³) is 15454351760010085849423640625
• The square root of 2490865425 is 49908.5706567519
• The cube root of 2490865425 is 1355.5537875163

Scales and comparisons

• 2,490,865,425 seconds is equal to 79 years, 10 weeks, 3 days, 11 hours, 3 minutes, 45 seconds.
• To count from 1 to 2,490,865,425 would take you about one hundred fifty-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 2490865425 cubic inches would be around 113 feet tall.

Recreational maths with 2490865425

• 2490865425 backwards is 5245680942
• 2490865425 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 2490865425's digits is 45
• More coming soon!