1994449871375

Names of 1994449871375

• Cardinal: 1994449871375 can be written as One trillion, nine hundred ninety-four billion, four hundred forty-nine million, eight hundred seventy-one thousand, three hundred seventy-five.

Scientific notation

• Scientific notation: 1.994449871375 × 10¹²

Factors of 1994449871375

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 141227

Divisors of 1994449871375

• Number of divisors d(n): 64
• Complete list of divisors:
  1 5 13 25 31 65 125 155 281 325 403 775 1405 1625 2015 3653 3875 7025 8711 10075 18265 35125 43555 50375 91325 113243 140897 217775 456625 566215 704485 1088875 1831661 2831075 3522425 4367807 9158305 14155375 17612125 21839035 39592057 45791525 56781491 109195175 197960285 228957625 283907455 514696741 545975875 989801425 1227353767 1419537275 2573483705 4949007125 6136768835 7097686375 12867418525 15955598971 30683844175 64337092625 79777994855 153419220875 398889974275 1994449871375
• Sum of all divisors σ(n): 2776876397568
• Sum of proper divisors (its aliquot sum) s(n): 782426526193
• 1994449871375 is a deficient number, because the sum of its proper divisors (782426526193) is less than itself. Its deficiency is 1212023345182

Bases of 1994449871375

• Binary: 11101000001011110011110011110001000001111₂
• Hexadecimal: 0x1D05E79E20F
• Base-36: PG8JYHVZ

Squares and roots of 1994449871375

• 1994449871375 squared (1994449871375²) is 3977830289427754044390625
• 1994449871375 cubed (1994449871375³) is 7933583109100763076190018071505859375
• The square root of 1994449871375 is 1412249.9323331547
• The cube root of 1994449871375 is 12587.5451617911

Scales and comparisons

• 1,994,449,871,375 seconds is equal to 63,417 years, 17 weeks, 3 days, 13 hours, 9 minutes, 35 seconds.
• To count from 1 to 1,994,449,871,375 would take you about one hundred fifty-eight thousand, five hundred forty-three 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 1994449871375 cubic inches would be around 1049 feet tall.

Recreational maths with 1994449871375

• 1994449871375 backwards is 5731789444991
• The number of decimal digits it has is: 13
• The sum of 1994449871375's digits is 71
• More coming soon!