3994983909

Names of 3994983909

• Cardinal: 3994983909 can be written as Three billion, nine hundred ninety-four million, nine hundred eighty-three thousand, nine hundred nine.

Scientific notation

• Scientific notation: 3.994983909 × 10⁹

Factors of 3994983909

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1841

Divisors of 3994983909

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 7 9 19 21 27 57 63 71 81 133 171 189 213 243 399 497 513 567 639 1197 1349 1491 1539 1701 1741 1917 3591 4047 4473 4617 5223 5751 9443 10773 12141 12187 13419 15669 17253 28329 32319 33079 36423 36561 40257 47007 84987 99237 109269 109683 120771 123611 141021 231553 254961 297711 327807 329049 370833 423063 694659 764883 865277 893133 987147 1112499 2083977 2294649 2348609 2595831 2679399 2961441 3337497 6251931 7045827 7787493 8038197 10012491 16440263 18755793 21137481 23362479 30037473 49320789 56267379 63412443 70087437 147962367 190237329 210262311 443887101 570711987 1331661303 3994983909
• Sum of all divisors σ(n): 7304693760
• Sum of proper divisors (its aliquot sum) s(n): 3309709851
• 3994983909 is a deficient number, because the sum of its proper divisors (3309709851) is less than itself. Its deficiency is 685274058

Bases of 3994983909

• Binary: 11101110000111101001110111100101₂
• Hexadecimal: 0xEE1E9DE5
• Base-36: 1U2IDB9

Squares and roots of 3994983909

• 3994983909 squared (3994983909²) is 15959896433168920281
• 3994983909 cubed (3994983909³) is 63759529439816330401498758429
• The square root of 3994983909 is 63205.8850820079
• The cube root of 3994983909 is 1586.7372287301

Scales and comparisons

• 3,994,983,909 seconds is equal to 127 years, 1 week, 3 days, 5 hours, 45 minutes, 9 seconds.
• To count from 1 to 3,994,983,909 would take you about two hundred fifty-four 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 3994983909 cubic inches would be around 132.2 feet tall.

Recreational maths with 3994983909

• 3994983909 backwards is 9093894993
• 3994983909 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 3994983909's digits is 63
• More coming soon!