20685312021072

Names of 20685312021072

• Cardinal: 20685312021072 can be written as Twenty trillion, six hundred eighty-five billion, three hundred twelve million, twenty-one thousand and seventy-two.

Scientific notation

• Scientific notation: 2.0685312021072 × 10¹³

Factors of 20685312021072

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 6997

Divisors of 20685312021072

• Number of divisors d(n): 640
• Complete list of divisors:
  1 2 3 4 6 8 12 16 19 24 31 37 38 41 48 57 62 71 74 76 82 93 111 114 123 124 142 148 152 164 186 213 222 228 246 248 284 296 304 328 372 426 444 456 492 496 568 589 592 656 703 744 779 852 888 912 984 1136 1147 1178 1271 1349 1406 1488 1517 1558 1704 1767 1776 1968 2109 2201 2294 2337 2356 2542 2627 2698 2812 2911 3034 3116 3408 3441 3534 3813 4047 4218 4402 4551 4588 4674 4712 5084 5254 5396 5624 5822 6068 6232 6603 6793 6882 7068 7626 7881 8094 8436 8733 8804 9102 9176 9348 9424 10168 10508 10792 11248 11644 12136 12464 13206 13586 13764 14136 15252 15762 16188 16872 17466 17608 18204 18352 18696 20336 20379 21016 21584 21793 23288 24149 24272 26412 27172 27528 28272 28823 30504 31524 32376 33744 34932 35216 36408 37392 40758 41819 42032 43586 46576 47027 48298 49913 52824 54344 55056 55309 57646 61008 63048 64752 65379 69864 72447 72816 81437 81516 83638 86469 87172 90241 94054 96596 99826 105648 107707 108688 110618 115292 125457 126096 129067 130758 139728 141081 144894 149739 162874 163032 165927 167276 172938 174344 180482 188108 193192 199652 210583 215414 221236 230584 244311 250914 251341 258134 261516 270723 278513 282162 289788 299478 323121 325748 326064 331854 334552 345876 348688 360964 376216 386384 387201 399304 421166 430828 442472 461168 482303 488622 501828 502682 516268 523032 541446 557026 564324 579576 598956 631749 646242 651496 663708 669104 691752 721928 752432 754023 774402 798608 835539 842332 861656 884944 893513 964606 977244 1003656 1005364 1032536 1046064 1082892 1114052 1128648 1159152 1197912 1263498 1292484 1302992 1327416 1383504 1443856 1446909 1508046 1547303 1548804 1671078 1684664 1714579 1723312 1787026 1929212 1954488 2007312 2010728 2046433 2065072 2165784 2228104 2257296 2395824 2526996 2584968 2654832 2680539 2893818 3016092 3094606 3097608 3338917 3342156 3369328 3429158 3574052 3858424 3908976 4001077 4021456 4092866 4331568 4456208 4641909 4775479 5053992 5143737 5169936 5291747 5361078 5787636 6032184 6139299 6189212 6195216 6677834 6684312 6858316 7148104 7716848 7791571 8002154 8185732 8633903 9163757 9283818 9550958 10016751 10107984 10287474 10304981 10583494 10722156 11575272 12003231 12064368 12278598 12378424 13355668 13368624 13716632 14296208 14326437 14951393 15583142 15875241 16004308 16371464 17267806 17845211 18327514 18567636 19101916 19774423 20033502 20574948 20609962 21166988 21444312 23150544 23374713 24006462 24557196 24756848 25901709 26711336 27433264 27491271 28652874 29902786 30914943 31166284 31750482 32008616 32742928 34535612 35690422 36655028 37135272 38203832 39548846 40067004 41149896 41219924 42333976 42888624 44854179 46749426 48012924 49114392 51803418 53422672 53535633 54982542 57305748 59323269 59805572 61829886 62332568 63439423 63500964 64017232 69071224 71380844 73310056 74270544 76407664 79097692 80134008 82299792 82439848 84667952 89708358 93498852 96025848 98228784 103606836 107071266 109965084 114611496 118646538 119611144 123659772 124665136 126878846 127001928 138142448 142761688 146620112 148039849 158195384 160268016 164044157 164879696 179416716 186997704 190318269 192051696 195794639 207213672 214142532 219930168 229222992 237293076 239222288 247319544 253757692 254003856 284076467 285523376 296079698 316390768 319454411 328088314 339059009 358833432 373995408 375714037 380636538 391589278 414427344 428285064 439860336 444119547 474586152 492132471 494639088 507515384 553201541 568152934 587383917 592159396 613007113 638908822 656176628 678118018 717666864 731653651 751428074 761273076 783178556 852229401 856570128 888239094 949172304 958363233 984264942 1015030768 1017177027 1106403082 1127142111 1136305868 1174767834 1184318792 1226014226 1277817644 1312353256 1356236036 1463307302 1502856148 1522546152 1566357112 1659604623 1704458802 1776478188 1839021339 1916726466 1968529884 2034354054 2194960953 2212806164 2254284222 2272611736 2349535668 2368637584 2452028452 2555635288 2624706512 2712472072 2926614604 3005712296 3045092304 3132714224 3319209246 3408917604 3552956376 3678042678 3833452932 3937059768 4068708108 4389921906 4425612328 4508568444 4545223472 4699071336 4904056904 5111270576 5424944144 5853229208 6011424592 6069633809 6638418492 6817835208 7105912752 7356085356 7666905864 7874119536 8137416216 8779843812 8851224656 9017136888 9398142672 9808113808 10510829279 11647135147 11706458416 12139267618 13276836984 13635670416 13901419369 14712170712 15333811728 16274832432 17559687624 18034273776 18208901427 21021658558 22681263181 23294270294 24278535236 26553673968 27802838738 29424341424 31532487837 34941405441 35119375248 36417802854 41704258107 42043317116 45362526362 46588540588 48557070472 55605677476 63064975674 68043789543 69882810882 72835605708 83408516214 84086634232 90725052724 93177081176 97114140944 111211354952 126129951348 136087579086 139765621764 145671211416 166817032428 168173268464 181450105448 186354162352 222422709904 252259902696 272175158172 279531243528 291342422832 333634064856 362900210896 430944000439 504519805392 544350316344 559062487056 667268129712 861888000878 1088700632688 1292832001317 1723776001756 2585664002634 3447552003512 5171328005268 6895104007024 10342656010536 20685312021072
• Sum of all divisors σ(n): 61957314478080
• Sum of proper divisors (its aliquot sum) s(n): 41272002457008
• 20685312021072 is an abundant number, because the sum of its proper divisors (41272002457008) is greater than itself. Its abundance is 20586690435936

Bases of 20685312021072

• Binary: 100101101000000101100101011001101001001010000₂
• Hexadecimal: 0x12D02CACD250
• Base-36: 7BYP8P55C

Squares and roots of 20685312021072

• 20685312021072 squared (20685312021072²) is 427882133409105789372029184
• 20685312021072 cubed (20685312021072³) is 8850875437809309209363384937792806965248
• The square root of 20685312021072 is 4548110.8189084399
• The cube root of 20685312021072 is 27450.7380427691

Scales and comparisons

• 20,685,312,021,072 seconds is equal to 657,728 years, 48 weeks, 5 days, 13 hours, 51 minutes, 12 seconds.
• To count from 1 to 20,685,312,021,072 would take you about one million, six hundred forty-four thousand, three 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 20685312021072 cubic inches would be around 2287.6 feet tall.

Recreational maths with 20685312021072

• 20685312021072 backwards is 27012021358602
• The number of decimal digits it has is: 14
• The sum of 20685312021072's digits is 39
• More coming soon!