12917467857420

Names of 12917467857420

• Cardinal: 12917467857420 can be written as Twelve trillion, nine hundred seventeen billion, four hundred sixty-seven million, eight hundred fifty-seven thousand, four hundred twenty.

Scientific notation

• Scientific notation: 1.291746785742 × 10¹³

Factors of 12917467857420

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 38989

Divisors of 12917467857420

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 27 28 30 35 36 42 45 54 60 63 70 81 84 90 105 108 126 135 140 162 180 189 210 243 252 270 315 324 378 405 420 486 540 567 630 756 810 945 972 1134 1215 1260 1620 1701 1890 2268 2430 2835 3402 3780 4860 5670 6804 8505 11340 17010 19441 19531 34020 38882 39062 58323 58593 77764 78124 97205 97655 116646 117186 136087 136717 174969 175779 194410 195310 233292 234372 272174 273434 291615 292965 349938 351558 388820 390620 408261 410151 524907 527337 544348 546868 583230 585930 680435 683585 699876 703116 816522 820302 874845 878895 1049814 1054674 1166460 1171860 1224783 1230453 1360870 1367170 1574721 1582011 1633044 1640604 1749690 1757790 2041305 2050755 2099628 2109348 2449566 2460906 2624535 2636685 2721740 2734340 3149442 3164022 3499380 3515580 3674349 3691359 4082610 4101510 4724163 4746033 4899132 4921812 5249070 5273370 6123915 6152265 6298884 6328044 7348698 7382718 7873605 7910055 8165220 8203020 9448326 9492066 10498140 10546740 11023047 11074077 12247830 12304530 14697396 14765436 15747210 15820110 18371745 18456795 18896652 18984132 22046094 22148154 23620815 23730165 24495660 24609060 31494420 31640220 33069141 33222231 36743490 36913590 44092188 44296308 47241630 47460330 55115235 55370385 66138282 66444462 73486980 73827180 94483260 94920660 110230470 110740770 132276564 132888924 165345705 166111155 220460940 221481540 330691410 332222310 379702171 661382820 664444620 759404342 1139106513 1518808684 1898510855 2278213026 2657915197 3417319539 3797021710 4556426052 5315830394 5695532565 6834639078 7594043420 7973745591 10251958617 10631660788 11391065130 13289575985 13669278156 15947491182 17086597695 20503917234 22782130260 23921236773 26579151970 30755875851 31894982364 34173195390 39868727955 41007834468 47842473546 51259793085 53158303940 61511751702 68346390780 71763710319 79737455910 92267627553 95684947092 102519586170 119606183865 123023503404 143527420638 153779379255 159474911820 184535255106 205039172340 215291130957 239212367730 287054841276 307558758510 358818551595 369070510212 430582261914 461338137765 478424735460 615117517020 645873392871 717637103190 861164523828 922676275530 1076455654785 1291746785742 1435274206380 1845352551060 2152911309570 2583493571484 3229366964355 4305822619140 6458733928710 12917467857420
• Sum of all divisors σ(n): 46443860875776
• Sum of proper divisors (its aliquot sum) s(n): 33526393018356
• 12917467857420 is an abundant number, because the sum of its proper divisors (33526393018356) is greater than itself. Its abundance is 20608925160936

Bases of 12917467857420

• Binary: 10111011111110010101000101010100001000001100₂
• Hexadecimal: 0xBBF9515420C
• Base-36: 4KU7AUCR0

Squares and roots of 12917467857420

• 12917467857420 squared (12917467857420²) is 166860975847478845449056400
• 12917467857420 cubed (12917467857420³) is 2155421292167542930431597893068738488000
• The square root of 12917467857420 is 3594087.9034074835
• The cube root of 12917467857420 is 23463.4820522729

Scales and comparisons

• 12,917,467,857,420 seconds is equal to 410,735 years, 27 weeks, 19 hours, 57 minutes.
• To count from 1 to 12,917,467,857,420 would take you about one million, twenty-six thousand, eight hundred thirty-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 12917467857420 cubic inches would be around 1955.3 feet tall.

Recreational maths with 12917467857420

• 12917467857420 backwards is 02475876471921
• 12917467857420 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 12917467857420's digits is 63
• More coming soon!