21723144516864

Names of 21723144516864

• Cardinal: 21723144516864 can be written as Twenty-one trillion, seven hundred twenty-three billion, one hundred forty-four million, five hundred sixteen thousand, eight hundred sixty-four.

Scientific notation

• Scientific notation: 2.1723144516864 × 10¹³

Factors of 21723144516864

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 1021

Divisors of 21723144516864

• Number of divisors d(n): 648
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 48 49 54 56 63 64 72 81 84 96 98 108 112 126 128 144 147 162 168 189 192 196 216 224 243 252 256 288 294 324 336 343 378 384 392 432 441 448 486 504 567 576 588 648 672 686 756 768 784 864 882 896 972 1008 1009 1029 1134 1152 1176 1296 1323 1344 1372 1512 1568 1701 1728 1764 1792 1944 2016 2018 2058 2268 2304 2352 2592 2646 2688 2744 3024 3027 3087 3136 3402 3456 3528 3888 3969 4032 4036 4116 4536 4704 5184 5292 5376 5488 6048 6054 6174 6272 6804 6912 7056 7063 7776 7938 8064 8072 8232 9072 9081 9261 9408 10368 10584 10976 11907 12096 12108 12348 12544 13608 14112 14126 15552 15876 16128 16144 16464 18144 18162 18522 18816 20736 21168 21189 21952 23814 24192 24216 24696 27216 27243 27783 28224 28252 31104 31752 32288 32928 36288 36324 37044 37632 42336 42378 43904 47628 48384 48432 49392 49441 54432 54486 55566 56448 56504 62208 63504 63567 64576 65856 72576 72648 74088 81729 83349 84672 84756 87808 95256 96864 98784 98882 108864 108972 111132 112896 113008 127008 127134 129152 131712 145152 145296 148176 148323 163458 166698 169344 169512 190512 190701 193728 197568 197764 217728 217944 222264 226016 245187 254016 254268 258304 263424 290592 296352 296646 326916 333396 338688 339024 346087 381024 381402 387456 395136 395528 435456 435888 444528 444969 452032 490374 508032 508536 572103 581184 592704 593292 653832 666792 678048 692174 762048 762804 774912 790272 791056 871776 889056 889938 904064 980748 1016064 1017072 1018081 1038261 1144206 1162368 1185408 1186584 1307664 1333584 1334907 1356096 1384348 1524096 1525608 1582112 1716309 1743552 1778112 1779876 1808128 1961496 2034144 2036162 2076522 2288412 2324736 2370816 2373168 2615328 2667168 2669814 2712192 2768696 3048192 3051216 3054243 3114783 3164224 3432618 3487104 3556224 3559752 3922992 4004721 4068288 4072324 4153044 4576824 4746336 5230656 5334336 5339628 5424384 5537392 6102432 6108486 6229566 6328448 6865236 6974208 7112448 7119504 7126567 7845984 8009442 8136576 8144648 8306088 9153648 9162729 9344349 9492672 10461312 10668672 10679256 11074784 12014163 12204864 12216972 12459132 12656896 13730472 14239008 14253134 15691968 16018884 16273152 16289296 16612176 18307296 18325458 18688698 18985344 20922624 21337344 21358512 21379701 22149568 24028326 24409728 24433944 24918264 27460944 27488187 28033047 28478016 28506268 31383936 32037768 32578592 33224352 36614592 36650916 37377396 37970688 42717024 42759402 44299136 48056652 48819456 48867888 49836528 49885969 54921888 54976374 56066094 56956032 57012536 62767872 64075536 64139103 65157184 66448704 73229184 73301832 74754792 82464561 84099141 85434048 85518804 88598272 96113304 97735776 99673056 99771938 109843776 109952748 112132188 113912064 114025072 128151072 128278206 130314368 132897408 146458368 146603664 149509584 149657907 164929122 168198282 170868096 171037608 192226608 192417309 195471552 199346112 199543876 219687552 219905496 224264376 228050144 247393683 256302144 256556412 260628736 265794816 293207328 299019168 299315814 329858244 336396564 341736192 342075216 349201783 384453216 384834618 390943104 398692224 399087752 439375104 439810992 448528752 448973721 456100288 494787366 512604288 513112824 577251927 586414656 598038336 598631628 659716488 672793128 684150432 698403566 768906432 769669236 781886208 797384448 798175504 879621984 897057504 897947442 912200576 989574732 1025208576 1026225648 1047605349 1154503854 1172829312 1196076672 1197263256 1319432976 1345586256 1346921163 1368300864 1396807132 1537812864 1539338472 1596351008 1731755781 1759243968 1794115008 1795894884 1824401152 1979149464 2052451296 2095210698 2309007708 2345658624 2392153344 2394526512 2638865952 2691172512 2693842326 2736601728 2793614264 3075625728 3078676944 3142816047 3192702016 3463511562 3518487936 3588230016 3591789768 3958298928 4040763489 4104902592 4190421396 4618015416 4789053024 5277731904 5382345024 5387684652 5473203456 5587228528 6157353888 6285632094 6385404032 6927023124 7036975872 7176460032 7183579536 7916597856 8081526978 8209805184 8380842792 9236030832 9428448141 9578106048 10555463808 10764690048 10775369304 11174457056 12122290467 12314707776 12571264188 12770808064 13854046248 14367159072 15833195712 16163053956 16419610368 16761685584 18472061664 18856896282 19156212096 21110927616 21529380096 21550738608 22348914112 24244580934 24629415552 25142528376 27708092496 28285344423 28734318144 31666391424 32326107912 33523371168 36944123328 37713792564 38312424192 43101477216 44697828224 48489161868 49258831104 50285056752 55416184992 56570688846 57468636288 63332782848 64652215824 67046742336 73888246656 75427585128 84856033269 86202954432 89395656448 96978323736 100570113504 110832369984 113141377692 114937272576 129304431648 134093484672 147776493312 150855170256 169712066538 172405908864 193956647472 201140227008 221664739968 226282755384 258608863296 268186969344 301710340512 339424133076 344811817728 387913294944 402280454016 443329479936 452565510768 517217726592 603420681024 678848266152 775826589888 804560908032 905131021536 1034435453184 1206841362048 1357696532304 1551653179776 1810262043072 2413682724096 2715393064608 3103306359552 3620524086144 5430786129216 7241048172288 10861572258432 21723144516864
• Sum of all divisors σ(n): 75822000945600
• Sum of proper divisors (its aliquot sum) s(n): 54098856428736
• 21723144516864 is an abundant number, because the sum of its proper divisors (54098856428736) is greater than itself. Its abundance is 32375711911872

Bases of 21723144516864

• Binary: 100111100000111010000010011111111010100000000₂
• Hexadecimal: 0x13C1D04FF500
• Base-36: 7P7H3DC00

Squares and roots of 21723144516864

• 21723144516864 squared (21723144516864²) is 471895007700558467980394496
• 21723144516864 cubed (21723144516864³) is 10251043449065881740498950807634044780544
• The square root of 21723144516864 is 4660809.4272201261
• The cube root of 21723144516864 is 27902.3573916511

Scales and comparisons

• 21,723,144,516,864 seconds is equal to 690,728 years, 41 weeks, 4 days, 18 hours, 14 minutes, 24 seconds.
• To count from 1 to 21,723,144,516,864 would take you about one million, seven hundred twenty-six thousand, eight 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 21723144516864 cubic inches would be around 2325.2 feet tall.

Recreational maths with 21723144516864

• 21723144516864 backwards is 46861544132712
• 21723144516864 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21723144516864's digits is 54
• More coming soon!