20835012904640

Names of 20835012904640

• Cardinal: 20835012904640 can be written as Twenty trillion, eight hundred thirty-five billion, twelve million, nine hundred four thousand, six hundred forty.

Scientific notation

• Scientific notation: 2.083501290464 × 10¹³

Factors of 20835012904640

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 8822

Divisors of 20835012904640

• Number of divisors d(n): 448
• Complete list of divisors:
  1 2 4 5 8 10 11 16 19 20 22 32 38 40 44 55 64 73 76 80 88 95 110 146 152 160 176 190 209 220 292 304 320 352 365 380 418 440 521 584 608 704 730 760 803 836 880 1042 1045 1168 1216 1387 1460 1520 1606 1672 1760 2084 2090 2336 2605 2774 2920 3040 3212 3344 3520 4015 4168 4180 4672 5210 5548 5731 5840 6080 6424 6688 6935 8030 8191 8336 8360 9899 10420 11096 11462 11680 12848 13376 13870 15257 16060 16382 16672 16720 19798 20840 22192 22924 23360 25696 27740 28655 30514 32120 32764 33344 33440 38033 39596 40955 41680 44384 45848 49495 51392 55480 57310 61028 64240 65528 66880 76066 76285 79192 81910 83360 88768 90101 91696 98990 108889 110960 114620 122056 128480 131056 152132 152570 155629 158384 163820 166720 180202 183392 190165 197980 217778 221920 229240 244112 256960 262112 304264 305140 311258 316768 327640 360404 366784 380330 395960 418363 435556 443840 450505 458480 488224 524224 544445 597943 608528 610280 622516 633536 655280 720808 722627 760660 778145 791920 836726 871112 901010 916960 976448 1088890 1195886 1217056 1220560 1245032 1310560 1441616 1445254 1521320 1556290 1583840 1673452 1711919 1742224 1802020 1833920 2091815 2177780 2391772 2434112 2441120 2490064 2621120 2883232 2890508 2989715 3042640 3112580 3167680 3346904 3423838 3484448 3604040 3613135 4183630 4267511 4355560 4783544 4882240 4980128 5766464 5781016 5979430 6085280 6225160 6577373 6693808 6847676 6968896 7208080 7226270 7948897 8367260 8535022 8559595 8711120 9567088 9960256 11360917 11562032 11958860 12170560 12450320 13154746 13387616 13695352 14416160 14452540 15897794 16734520 17070044 17119190 17422240 19134176 21337555 22721834 23124064 23917720 24900640 26309492 26775232 27390704 28832320 28905080 31795588 32886865 33469040 34140088 34238380 34844480 38268352 39744485 42675110 45443668 46248128 46942621 47835440 49801280 52618984 54781408 56804585 57810160 63591176 65773730 66938080 68280176 68476760 79488970 81082709 85350220 90887336 93885242 95670880 105237968 109562816 113609170 115620320 124970087 127182352 131547460 133876160 136560352 136953520 158977940 162165418 170700440 181774672 187770484 191341760 210475936 227218340 231240640 234713105 249940174 254364704 263094920 273120704 273907040 311528303 317955880 324330836 341400880 363549344 375540968 405413545 420951872 454436680 469426210 499880348 508729408 526189840 547814080 623056606 624850435 635911760 648661672 682801760 727098688 751081936 810827090 891909799 908873360 938852420 999760696 1052379680 1246113212 1249700870 1271823520 1297323344 1365603520 1502163872 1557641515 1621654180 1783819598 1817746720 1877704840 1999521392 2104759360 2492226424 2499401740 2543647040 2594646688 3004327744 3115283030 3243308360 3426811333 3567639196 3635493440 3755409680 3999042784 4459548995 4984452848 4998803480 5189293376 5919037757 6230566060 6486616720 6853622666 7135278392 7510819360 7998085568 8919097990 9968905696 9997606960 11838075514 12461132120 12973233440 13707245332 14270556784 15021638720 17134056665 17838195980 19937811392 19995213920 23676151028 24922264240 25946466880 27414490664 28541113568 29595188785 34268113330 35676391960 39990427840 47352302056 49844528480 54828981328 57082227136 59190377570 65109415327 68536226660 71352783920 94704604112 99689056960 109657962656 118380755140 130218830654 137072453320 142705567840 189409208224 219315925312 236761510280 260437661308 274144906640 285411135680 325547076635 378818416448 473523020560 520875322616 548289813280 651094153270 947046041120 1041750645232 1096579626560 1302188306540 1894092082240 2083501290464 2604376613080 4167002580928 5208753226160 10417506452320 20835012904640
• Sum of all divisors σ(n): 57870652538880
• Sum of proper divisors (its aliquot sum) s(n): 37035639634240
• 20835012904640 is an abundant number, because the sum of its proper divisors (37035639634240) is greater than itself. Its abundance is 16200626729600

Bases of 20835012904640

• Binary: 100101111001100000111100010110000011011000000₂
• Hexadecimal: 0x12F3078B06C0
• Base-36: 7DVH0QM68

Squares and roots of 20835012904640

• 20835012904640 squared (20835012904640²) is 434097762736515329733529600
• 20835012904640 cubed (20835012904640³) is 9044432488490649815143273908495417344000
• The square root of 20835012904640 is 4564538.6299866057
• The cube root of 20835012904640 is 27516.7998305535

Scales and comparisons

• 20,835,012,904,640 seconds is equal to 662,488 years, 50 weeks, 16 hours, 37 minutes, 20 seconds.
• To count from 1 to 20,835,012,904,640 would take you about one million, six hundred fifty-six thousand, two hundred twenty-two 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 20835012904640 cubic inches would be around 2293.1 feet tall.

Recreational maths with 20835012904640

• 20835012904640 backwards is 04640921053802
• 20835012904640 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 20835012904640's digits is 44
• More coming soon!