5491666947

Names of 5491666947

• Cardinal: 5491666947 can be written as Five billion, four hundred ninety-one million, six hundred sixty-six thousand, nine hundred forty-seven.

Scientific notation

• Scientific notation: 5.491666947 × 10⁹

Factors of 5491666947

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 904

Divisors of 5491666947

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 13 37 39 61 89 111 183 267 481 701 793 1157 1443 2103 2257 2379 3293 3471 5429 6771 9113 9879 16287 25937 27339 29341 42761 42809 62389 70577 77811 88023 128283 128427 187167 200873 211731 337181 555893 602619 811057 1011543 1582157 1667679 2308393 2433171 2611349 3805729 4746471 6925179 7834047 11417187 20568041 30009109 49474477 61704123 90027327 140811973 148423431 422435919 1830555649 5491666947
• Sum of all divisors σ(n): 8335716480
• Sum of proper divisors (its aliquot sum) s(n): 2844049533
• 5491666947 is a deficient number, because the sum of its proper divisors (2844049533) is less than itself. Its deficiency is 2647617414

Bases of 5491666947

• Binary: 101000111010101000011000000000011₂
• Hexadecimal: 0x147543003
• Base-36: 2ITLHC3

Squares and roots of 5491666947

• 5491666947 squared (5491666947²) is 30158405856772300809
• 5491666947 cubed (5491666947³) is 165619920617847660457926660123
• The square root of 5491666947 is 74105.7821428261
• The cube root of 5491666947 is 1764.2822449457

Scales and comparisons

• 5,491,666,947 seconds is equal to 174 years, 32 weeks, 23 hours, 2 minutes, 27 seconds.
• To count from 1 to 5,491,666,947 would take you about three hundred forty-nine 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 5491666947 cubic inches would be around 147 feet tall.

Recreational maths with 5491666947

• 5491666947 backwards is 7496661945
• The number of decimal digits it has is: 10
• The sum of 5491666947's digits is 57
• More coming soon!