18364703149

Names of 18364703149

• Cardinal: 18364703149 can be written as Eighteen billion, three hundred sixty-four million, seven hundred three thousand, one hundred forty-nine.

Scientific notation

• Scientific notation: 1.8364703149 × 10¹⁰

Factors of 18364703149

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 518

Divisors of 18364703149

• Number of divisors d(n): 64
• Complete list of divisors:
  1 13 31 41 53 67 313 403 533 689 871 1271 1643 2077 2173 2747 3551 4069 9703 12833 16523 16589 20971 21359 27001 28249 35711 46163 67363 85157 110081 126139 145591 166829 215657 272623 397823 514259 650101 680149 859811 875719 1107041 1111463 1431053 1892683 4513321 5171699 6685367 8451313 8841937 11177543 14449019 21084619 26654141 34455353 45569983 58673173 274100047 346503833 447919589 592409779 1412669473 18364703149
• Sum of all divisors σ(n): 21694998528
• Sum of proper divisors (its aliquot sum) s(n): 3330295379
• 18364703149 is a deficient number, because the sum of its proper divisors (3330295379) is less than itself. Its deficiency is 15034407770

Bases of 18364703149

• Binary: 10001000110100111110010000110101101₂
• Hexadecimal: 0x4469F21AD
• Base-36: 8FPVBN1

Squares and roots of 18364703149

• 18364703149 squared (18364703149²) is 337262321750890516201
• 18364703149 cubed (18364703149³) is 6193722422297630256430740216949
• The square root of 18364703149 is 135516.4312878701
• The cube root of 18364703149 is 2638.3230449027

Scales and comparisons

• 18,364,703,149 seconds is equal to 583 years, 48 weeks, 6 days, 10 hours, 25 minutes, 49 seconds.
• To count from 1 to 18,364,703,149 would take you about one thousand, one hundred sixty-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 18364703149 cubic inches would be around 219.9 feet tall.

Recreational maths with 18364703149

• 18364703149 backwards is 94130746381
• The number of decimal digits it has is: 11
• The sum of 18364703149's digits is 46
• More coming soon!