31320545694921

Names of 31320545694921

• Cardinal: 31320545694921 can be written as Thirty-one trillion, three hundred twenty billion, five hundred forty-five million, six hundred ninety-four thousand, nine hundred twenty-one.

Scientific notation

• Scientific notation: 3.1320545694921 × 10¹³

Factors of 31320545694921

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 34221

Divisors of 31320545694921

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 7 9 21 27 53 63 81 101 159 189 243 303 371 477 567 707 909 1113 1431 1701 2121 2727 3339 4293 5353 6363 8181 10017 10201 12879 16059 19089 24543 30051 30603 34057 37471 48177 57267 71407 90153 91809 102171 112413 144531 171801 214221 238399 275427 306513 337239 433593 540653 642663 715197 826281 919539 1011717 1300779 1621959 1805021 1927989 2145591 2478843 2758617 3035151 3439757 3784571 4865877 5415063 5783967 6436773 8275851 9105453 10319271 11353713 12635147 14597631 16245189 17351901 19310319 24078299 30957813 34061139 37905441 43792893 48735567 57930957 72234897 92873439 102183417 113716323 131378679 146206701 182307121 216704691 278620317 306550251 341148969 347415457 438620103 546921363 650114073 835860951 919650753 1023446907 1042246371 1276149847 1640764089 1950342219 2431908199 3070340721 3126739113 3828449541 4922292267 5851026657 7295724597 9380217339 11485348623 14766876801 18413019221 21887173791 28140652017 34456045869 44300630403 55239057663 65661521373 84421956051 103368137607 128891134547 165717172989 196984564119 310104412821 386673403641 497151518967 590953692357 1160020210923 1491454556901 3480060632769 4474363670703 10440181898307 31320545694921
• Sum of all divisors σ(n): 55178256212352
• Sum of proper divisors (its aliquot sum) s(n): 23857710517431
• 31320545694921 is a deficient number, because the sum of its proper divisors (23857710517431) is less than itself. Its deficiency is 7462835177490

Bases of 31320545694921

• Binary: 111000111110001100010000000000001010011001001₂
• Hexadecimal: 0x1C7C620014C9
• Base-36: B3OGK8FK9

Squares and roots of 31320545694921

• 31320545694921 squared (31320545694921²) is 980976582627634386805196241
• 31320545694921 cubed (31320545694921³) is 30724721881836268831657870813125121991961
• The square root of 31320545694921 is 5596476.1855046789
• The cube root of 31320545694921 is 31521.7103026183

Scales and comparisons

• 31,320,545,694,921 seconds is equal to 995,896 years, 24 weeks, 3 days, 21 hours, 55 minutes, 21 seconds.
• To count from 1 to 31,320,545,694,921 would take you about two million, four hundred eighty-nine thousand, seven hundred forty-one 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 31320545694921 cubic inches would be around 2626.8 feet tall.

Recreational maths with 31320545694921

• 31320545694921 backwards is 12949654502313
• The number of decimal digits it has is: 14
• The sum of 31320545694921's digits is 54
• More coming soon!