31691943925869969

Names of 31691943925869969

• Cardinal: 31691943925869969 can be written as Thirty-one quadrillion, six hundred ninety-one trillion, nine hundred forty-three billion, nine hundred twenty-five million, eight hundred sixty-nine thousand, nine hundred sixty-nine.

Scientific notation

• Scientific notation: 3.1691943925869969 × 10¹⁶

Factors of 31691943925869969

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 12012

Divisors of 31691943925869969

• Number of divisors d(n): 189
• Complete list of divisors:
  1 3 7 9 21 27 49 63 79 81 147 189 237 243 441 553 567 711 729 1323 1659 1701 2133 3871 3969 4977 5103 6241 6399 11613 11907 11923 14931 18723 19197 34839 35721 35769 43687 44793 56169 57591 83461 104517 107307 131061 134379 168507 250383 305809 313551 321921 393183 403137 505521 584227 751149 917427 940653 941917 965763 1179549 1516563 1752681 2253447 2752281 2821959 2825751 2897289 3538647 4549689 5258043 6593419 6760341 8256843 8477253 8691867 10615941 15774129 19780257 20281023 24770529 25431759 31847823 46153933 47322387 59340771 60843069 74311587 74411443 76295277 138461799 141967161 142157929 178022313 222934761 223234329 228885831 415385397 425901483 426473787 520880101 534066939 669702987 686657493 995105503 1246156191 1279421361 1562640303 1602200817 2009108961 2985316509 3646160707 3738468573 3838264083 4687920909 4806602451 6027326883 6965738521 8955949527 10938482121 11215405719 11230476391 11514792249 14063762727 18081980649 20897215563 26867848581 32815446363 33646217157 33691429173 34544376747 42191288181 54245941947 62691646689 78613334737 80603545743 98446339089 101074287519 103633130241 126573864543 188074940067 235840004211 241810637229 295339017267 303222862557 379721593629 550293343159 564224820201 707520012633 725431911687 886017051801 887207634889 909668587671 1650880029477 1692674460603 2122560037899 2658051155403 2661622904667 2729005763013 4952640088431 5078023381809 6210453444223 6367680113697 7984868714001 8187017289039 14857920265293 18631360332669 19103040341091 23954606142003 43473174109561 44573760795879 55894080998007 57309121023273 71863818426009 130419522328683 133721282387637 167682242994021 215591455278027 391258566986049 401163847162911 503046728982063 646774365834081 1173775700958147 1509140186946189 3521327102874441 4527420560838567 10563981308623323 31691943925869969
• Sum of all divisors σ(n): 55987145078290713
• Sum of proper divisors (its aliquot sum) s(n): 24295201152420744
• 31691943925869969 is a deficient number, because the sum of its proper divisors (24295201152420744) is less than itself. Its deficiency is 7396742773449225

Bases of 31691943925869969

• Binary: 1110000100101111010011110110011111100010110110110010001₂
• Hexadecimal: 0x7097A7B3F16D91
• Base-36: 8O1UU1RPW29

Squares and roots of 31691943925869969

• 31691943925869969 squared (31691943925869969²) is 1004379309800486423154733496060961
• 31691943925869969 cubed (31691943925869969³) is 31830732766500997524111454928548684738446583180209
• 31691943925869969 is a perfect square number. Its square root is 178022313
• The cube root of 31691943925869969 is 316458.1558712921

Scales and comparisons

• 31,691,943,925,869,969 seconds is equal to 1,007,705,787 years, 11 weeks, 4 days, 10 hours, 6 minutes, 9 seconds.
• To count from 1 to 31,691,943,925,869,969 would take you about three billion, twenty-three million, one hundred seventeen thousand, three hundred sixty-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 31691943925869969 cubic inches would be around 26371.5 feet tall.

Recreational maths with 31691943925869969

• 31691943925869969 backwards is 96996852934919613
• The number of decimal digits it has is: 17
• The sum of 31691943925869969's digits is 99
• More coming soon!