490909283991

Names of 490909283991

• Cardinal: 490909283991 can be written as Four hundred ninety billion, nine hundred nine million, two hundred eighty-three thousand, nine hundred ninety-one.

Scientific notation

• Scientific notation: 4.90909283991 × 10¹¹

Factors of 490909283991

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 187879

Divisors of 490909283991

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 7 9 21 27 63 109 127 189 327 381 763 889 981 1143 2289 2667 2943 3429 6867 8001 13843 20601 24003 41529 96901 124587 187633 290703 373761 562899 872109 1313431 1688697 2616327 3940293 5066091 11820879 20451997 23829391 35462637 61355991 71488173 143163979 166805737 184067973 214464519 429491937 500417211 552203919 643393557 1288475811 1501251633 2597403619 3865427433 4503754899 7792210857 18181825333 23376632571 54545475999 70129897713 163636427997 490909283991
• Sum of all divisors σ(n): 845403750400
• Sum of proper divisors (its aliquot sum) s(n): 354494466409
• 490909283991 is a deficient number, because the sum of its proper divisors (354494466409) is less than itself. Its deficiency is 136414817582

Bases of 490909283991

• Binary: 111001001001100011110010011011010010111₂
• Hexadecimal: 0x724C793697
• Base-36: 69IQPNRR

Squares and roots of 490909283991

• 490909283991 squared (490909283991²) is 240991925108556288888081
• 490909283991 cubed (490909283991³) is 118305173402654062725767993244011271
• The square root of 490909283991 is 700649.1875332477
• The cube root of 490909283991 is 7888.6087172237

Scales and comparisons

• 490,909,283,991 seconds is equal to 15,609 years, 20 weeks, 4 days, 9 hours, 59 minutes, 51 seconds.
• To count from 1 to 490,909,283,991 would take you about thirty-one thousand, two hundred eighteen 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 490909283991 cubic inches would be around 657.4 feet tall.

Recreational maths with 490909283991

• 490909283991 backwards is 199382909094
• 490909283991 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 490909283991's digits is 63
• More coming soon!