13878748975

Names of 13878748975

• Cardinal: 13878748975 can be written as Thirteen billion, eight hundred seventy-eight million, seven hundred forty-eight thousand, nine hundred seventy-five.

Scientific notation

• Scientific notation: 1.3878748975 × 10¹⁰

Factors of 13878748975

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 243

Divisors of 13878748975

• Number of divisors d(n): 144
• Complete list of divisors:
  1 5 7 13 25 35 49 61 65 91 157 169 175 245 305 325 343 427 455 637 785 793 845 1099 1183 1225 1525 1715 2041 2135 2275 2989 3185 3925 3965 4225 4459 5495 5551 5915 7693 8281 8575 9577 10205 10309 10675 14287 14945 15925 19825 20923 22295 26533 27475 27755 29575 38465 38857 41405 47885 51025 51545 53851 57967 67039 71435 72163 74725 100009 104615 111475 124501 132665 138775 185731 192325 194285 207025 239425 257725 269255 271999 289835 335195 357175 360815 469273 500045 505141 523075 622505 663325 700063 871507 928655 971425 1300117 1346275 1359995 1449175 1618513 1675975 1804075 2346365 2500225 2525705 3112525 3284911 3500315 3535987 4357535 4643275 6100549 6500585 6799975 8092565 9100819 11329591 11731825 12628525 16424555 17501575 17679935 21787675 30502745 32502925 40462825 42703843 45504095 56647955 79307137 82122775 88399675 152513725 213519215 227520475 283239775 396535685 555149959 1067596075 1982678425 2775749795 13878748975
• Sum of all divisors σ(n): 22229083200
• Sum of proper divisors (its aliquot sum) s(n): 8350334225
• 13878748975 is a deficient number, because the sum of its proper divisors (8350334225) is less than itself. Its deficiency is 5528414750

Bases of 13878748975

• Binary: 1100111011001111001110011100101111₂
• Hexadecimal: 0x33B3CE72F
• Base-36: 6DJ1R8V

Squares and roots of 13878748975

• 13878748975 squared (13878748975²) is 192619673111063550625
• 13878748975 cubed (13878748975³) is 2673320090755008314396579359375
• The square root of 13878748975 is 117808.1023317157
• The cube root of 13878748975 is 2403.1641699725

Scales and comparisons

• 13,878,748,975 seconds is equal to 441 years, 15 weeks, 4 days, 16 hours, 2 minutes, 55 seconds.
• To count from 1 to 13,878,748,975 would take you about eight hundred eighty-two 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 13878748975 cubic inches would be around 200.3 feet tall.

Recreational maths with 13878748975

• 13878748975 backwards is 57984787831
• The number of decimal digits it has is: 11
• The sum of 13878748975's digits is 67
• More coming soon!