1349869861921

Names of 1349869861921

• Cardinal: 1349869861921 can be written as One trillion, three hundred forty-nine billion, eight hundred sixty-nine million, eight hundred sixty-one thousand, nine hundred twenty-one.

Scientific notation

• Scientific notation: 1.349869861921 × 10¹²

Factors of 1349869861921

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 319

Divisors of 1349869861921

• Number of divisors d(n): 45
• Complete list of divisors:
  1 7 49 131 181 343 917 1267 2401 6419 8869 17161 23711 32761 44933 62083 120127 165977 229327 314531 434581 840889 1161839 1605289 3106141 4291691 5886223 8132873 11237023 21742987 30041837 41203561 56930111 78659161 152200909 210292859 562211521 1065406363 1472050013 3935480647 7457844541 10304350091 27548364529 192838551703 1349869861921
• Sum of all divisors σ(n): 1595682920499
• Sum of proper divisors (its aliquot sum) s(n): 245813058578
• 1349869861921 is a deficient number, because the sum of its proper divisors (245813058578) is less than itself. Its deficiency is 1104056803343

Bases of 1349869861921

• Binary: 10011101001001010100000110111110000100001₂
• Hexadecimal: 0x13A4A837C21
• Base-36: H84DNVHD

Squares and roots of 1349869861921

• 1349869861921 squared (1349869861921²) is 1822148644122619605810241
• 1349869861921 cubed (1349869861921³) is 2459663538641337895487877467997732961
• 1349869861921 is a perfect square number. Its square root is 1161839
• The cube root of 1349869861921 is 11051.7393491149

Scales and comparisons

• 1,349,869,861,921 seconds is equal to 42,921 years, 35 weeks, 4 days, 18 hours, 32 minutes, 1 second.
• To count from 1 to 1,349,869,861,921 would take you about one hundred seven thousand, three hundred 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 1349869861921 cubic inches would be around 921 feet tall.

Recreational maths with 1349869861921

• 1349869861921 backwards is 1291689689431
• The number of decimal digits it has is: 13
• The sum of 1349869861921's digits is 67
• More coming soon!