13221557544533901

Names of 13221557544533901

• Cardinal: 13221557544533901 can be written as Thirteen quadrillion, two hundred twenty-one trillion, five hundred fifty-seven billion, five hundred forty-four million, five hundred thirty-three thousand, nine hundred one.

Scientific notation

• Scientific notation: 1.3221557544533901 × 10¹⁶

Factors of 13221557544533901

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 31002

Divisors of 13221557544533901

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 47 141 193 579 3037 8191 9071 9111 19531 24573 27213 58593 142739 384977 428217 586141 917957 1154931 1580863 1758423 2753871 3769483 4742589 11308449 24876067 27548627 59315647 74300561 74628201 82645881 159978421 177165701 177946941 222901683 479935263 531497103 1169175149 2787835409 3507525447 4801080931 7518985787 8363506227 11447919871 14403242793 22556957361 30875835253 34343759613 92627505759 225650803757 485854464577 538052233937 676952411271 1451164256891 1457563393731 1614156701811 4353492770673 22835159835119 68505479505357 93769911663361 281309734990083 4407185848177967 13221557544533901
• Sum of all divisors σ(n): 18106203091501056
• Sum of proper divisors (its aliquot sum) s(n): 4884645546967155
• 13221557544533901 is a deficient number, because the sum of its proper divisors (4884645546967155) is less than itself. Its deficiency is 8336911997566746

Bases of 13221557544533901

• Binary: 101110111110001110111111000000110100011011111110001101₂
• Hexadecimal: 0x2EF8EFC0D1BF8D
• Base-36: 3M6NFONIKJX

Squares and roots of 13221557544533901

• 13221557544533901 squared (13221557544533901²) is 174809583903421317524883338277801
• 13221557544533901 cubed (13221557544533901³) is 2311254972915112099787161253774616518470600231701
• The square root of 13221557544533901 is 114985031.8282075399
• The cube root of 13221557544533901 is 236461.7357354819

Scales and comparisons

• 13,221,557,544,533,901 seconds is equal to 420,404,632 years, 49 weeks, 4 days, 1 hour, 38 minutes, 21 seconds.
• To count from 1 to 13,221,557,544,533,901 would take you about one billion, two hundred sixty-one million, two hundred thirteen thousand, eight hundred ninety-eight 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 13221557544533901 cubic inches would be around 19705.1 feet tall.

Recreational maths with 13221557544533901

• 13221557544533901 backwards is 10933544575512231
• The number of decimal digits it has is: 17
• The sum of 13221557544533901's digits is 60
• More coming soon!