490840644

Names of 490840644

• Cardinal: 490840644 can be written as Four hundred ninety million, eight hundred forty thousand, six hundred forty-four.

Scientific notation

• Scientific notation: 4.90840644 × 10⁸

Factors of 490840644

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2096

Divisors of 490840644

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 7 12 14 21 28 42 49 84 98 147 196 294 541 588 1082 1543 1623 2164 3086 3246 3787 4629 6172 6492 7574 9258 10801 11361 15148 18516 21602 22722 26509 32403 43204 45444 53018 64806 75607 79527 106036 129612 151214 159054 226821 302428 318108 453642 834763 907284 1669526 2504289 3339052 5008578 5843341 10017156 11686682 17530023 23373364 35060046 40903387 70120092 81806774 122710161 163613548 245420322 490840644
• Sum of all divisors σ(n): 1335609408
• Sum of proper divisors (its aliquot sum) s(n): 844768764
• 490840644 is an abundant number, because the sum of its proper divisors (844768764) is greater than itself. Its abundance is 353928120

Bases of 490840644

• Binary: 11101010000011010001001000100₂
• Hexadecimal: 0x1D41A244
• Base-36: 848F2C

Squares and roots of 490840644

• 490840644 squared (490840644²) is 240924537802334736
• 490840644 cubed (490840644³) is 118255555290300326521809984
• The square root of 490840644 is 22154.9236965511
• The cube root of 490840644 is 788.8241032679

Scales and comparisons

• 490,840,644 seconds is equal to 15 years, 31 weeks, 4 days, 37 minutes, 24 seconds.
• To count from 1 to 490,840,644 would take you about twenty-three 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 490840644 cubic inches would be around 65.7 feet tall.

Recreational maths with 490840644

• 490840644 backwards is 446048094
• The number of decimal digits it has is: 9
• The sum of 490840644's digits is 39
• More coming soon!