159993490943

Names of 159993490943

• Cardinal: 159993490943 can be written as One hundred fifty-nine billion, nine hundred ninety-three million, four hundred ninety thousand, nine hundred forty-three.

Scientific notation

• Scientific notation: 1.59993490943 × 10¹¹

Factors of 159993490943

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 138

Divisors of 159993490943

• Number of divisors d(n): 72
• Complete list of divisors:
  1 11 13 31 83 143 169 341 403 913 961 1079 1859 2197 2573 4433 5239 6889 10571 11869 12493 14027 24167 28303 33449 57629 68107 75779 79763 89557 137423 154297 162409 182351 213559 367939 434837 749177 877393 985127 1036919 1164241 1786499 2005861 2111317 2349149 2776267 4783207 5652881 6620329 11406109 12806651 13479947 15135133 23224487 30538937 36091471 62181691 72823619 86064277 148279417 166486463 175239311 397006181 469189123 946707047 1118835601 1927632421 5161080353 12307191611 14544862813 159993490943
• Sum of all divisors σ(n): 197754837840
• Sum of proper divisors (its aliquot sum) s(n): 37761346897
• 159993490943 is a deficient number, because the sum of its proper divisors (37761346897) is less than itself. Its deficiency is 122232144046

Bases of 159993490943

• Binary: 10010101000000010110101110110111111111₂
• Hexadecimal: 0x25405AEDFF
• Base-36: 21HZZRPB

Squares and roots of 159993490943

• 159993490943 squared (159993490943²) is 25597917144127823029249
• 159993490943 cubed (159993490943³) is 4095500124758679279464456705591807
• The square root of 159993490943 is 399991.8635959987
• The cube root of 159993490943 is 5428.7616142791

Scales and comparisons

• 159,993,490,943 seconds is equal to 5,087 years, 15 weeks, 3 days, 12 hours, 22 minutes, 23 seconds.
• To count from 1 to 159,993,490,943 would take you about ten thousand, one hundred seventy-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 159993490943 cubic inches would be around 452.4 feet tall.

Recreational maths with 159993490943

• 159993490943 backwards is 349094399951
• The number of decimal digits it has is: 12
• The sum of 159993490943's digits is 65
• More coming soon!