389941668519

Names of 389941668519

• Cardinal: 389941668519 can be written as Three hundred eighty-nine billion, nine hundred forty-one million, six hundred sixty-eight thousand, five hundred nineteen.

Scientific notation

• Scientific notation: 3.89941668519 × 10¹¹

Factors of 389941668519

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 43735

Divisors of 389941668519

• Number of divisors d(n): 48
• Complete list of divisors:
  1 3 13 17 39 51 169 221 507 663 1061 2873 3183 8619 13793 18037 41379 42641 54111 127923 179309 234481 537927 554333 703443 724897 1662999 2174691 3048253 7206329 9144759 9423661 21618987 28270983 45242101 122507593 135726303 367522779 588147313 769115717 1764441939 2307347151 7645915069 9998504321 22937745207 29995512963 129980556173 389941668519
• Sum of all divisors σ(n): 596685753504
• Sum of proper divisors (its aliquot sum) s(n): 206744084985
• 389941668519 is a deficient number, because the sum of its proper divisors (206744084985) is less than itself. Its deficiency is 183197583534

Bases of 389941668519

• Binary: 101101011001010010101011010101010100111₂
• Hexadecimal: 0x5ACA55AAA7
• Base-36: 4Z4X792F

Squares and roots of 389941668519

• 389941668519 squared (389941668519²) is 152054504847381675653361
• 389941668519 cubed (389941668519³) is 59292387326018384052697667810242359
• The square root of 389941668519 is 624453.0955316019
• The cube root of 389941668519 is 7305.7793010505

Scales and comparisons

• 389,941,668,519 seconds is equal to 12,398 years, 48 weeks, 5 days, 18 hours, 8 minutes, 39 seconds.
• To count from 1 to 389,941,668,519 would take you about twenty-four thousand, seven hundred ninety-seven 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 389941668519 cubic inches would be around 608.8 feet tall.

Recreational maths with 389941668519

• 389941668519 backwards is 915866149983
• The number of decimal digits it has is: 12
• The sum of 389941668519's digits is 69
• More coming soon!