31807214256389

Names of 31807214256389

• Cardinal: 31807214256389 can be written as Thirty-one trillion, eight hundred seven billion, two hundred fourteen million, two hundred fifty-six thousand, three hundred eighty-nine.

Scientific notation

• Scientific notation: 3.1807214256389 × 10¹³

Factors of 31807214256389

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 937

Divisors of 31807214256389

• Number of divisors d(n): 216
• Complete list of divisors:
  1 11 13 17 19 121 143 169 187 209 221 247 289 323 361 877 1573 1859 2057 2299 2431 2717 2873 3179 3211 3553 3757 3971 4199 4693 4913 5491 6137 9647 11401 14909 16663 20449 26741 29887 31603 34969 35321 39083 41327 43681 46189 48841 51623 54043 54587 60401 61009 63869 67507 71383 79781 93347 104329 106117 125411 148213 163999 183293 193817 216619 253453 283271 316597 347633 388531 454597 508079 537251 567853 594473 600457 664411 671099 702559 742577 785213 830297 877591 927979 1026817 1037153 1147619 1213511 1356277 1379521 1630343 1773593 1803989 2016223 2131987 2382809 2519621 2787983 2816047 3115981 3294889 3482567 3682523 4115761 4308701 4815607 5382149 5909761 6605027 7382089 7728149 8637343 9133267 9653501 10207769 11294987 11408683 12623809 13348621 14919047 15775643 17631601 17933773 19509523 23056709 23451857 26210899 27715831 30667813 30976517 34275791 36243779 38308237 40507753 42833557 45273371 47395711 47872799 52971677 53504893 56013113 59203639 62602891 69967937 81865319 91496533 100465937 112285459 125495513 146834831 164109517 173532073 193947611 214604753 253623799 299737217 304874141 340741687 398681569 445585283 471169127 498007081 521352821 526600789 582688447 588553823 616144243 651240029 688631801 728170469 769647307 813837583 900518509 909583181 1006461863 1064249147 1189454929 1555441061 1908852803 2133423721 2789861789 3297109387 5182860397 5792608679 6474092053 6777586673 7574949811 8009875159 8466120377 8952213413 9905703599 10005414991 11071080493 11706740617 13084004219 13835238911 15462914077 17109851671 20220733793 36268203257 88108626749 98474347543 110059564901 128774146787 143924046409 152187628021 170092054847 188208368381 222428071723 262869539309 1674063908231 1871012603317 2446708788953 2891564932399 31807214256389
• Sum of all divisors σ(n): 42500371402440
• Sum of proper divisors (its aliquot sum) s(n): 10693157146051
• 31807214256389 is a deficient number, because the sum of its proper divisors (10693157146051) is less than itself. Its deficiency is 21114057110338

Bases of 31807214256389

• Binary: 111001110110110110001101101010000000100000101₂
• Hexadecimal: 0x1CEDB1B50105
• Base-36: B9W164OW5

Squares and roots of 31807214256389

• 31807214256389 squared (31807214256389²) is 1011698878751835646227319321
• 31807214256389 cubed (31807214256389³) is 32179322999408153116685027789957867391869
• The square root of 31807214256389 is 5639788.4939409741
• The cube root of 31807214256389 is 31684.1366812795

Scales and comparisons

• 31,807,214,256,389 seconds is equal to 1,011,371 years, 1 week, 2 days, 21 hours, 26 minutes, 29 seconds.
• To count from 1 to 31,807,214,256,389 would take you about two million, five hundred twenty-eight thousand, four hundred twenty-seven 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 31807214256389 cubic inches would be around 2640.3 feet tall.

Recreational maths with 31807214256389

• 31807214256389 backwards is 98365241270813
• The number of decimal digits it has is: 14
• The sum of 31807214256389's digits is 59
• More coming soon!