21018318823840
21,018,318,823,840 is an even composite number composed of eight prime numbers multiplied together.
What does the number 21018318823840 look like?
This visualization shows the relationship between its 8 prime factors (large circles) and 768 divisors.
21018318823840 is an even composite number. It is composed of eight distinct prime numbers multiplied together. It has a total of seven hundred sixty-eight divisors.
Prime factorization of 21018318823840:
25 × 5 × 13 × 17 × 31 × 53 × 331 × 1093
(2 × 2 × 2 × 2 × 2 × 5 × 13 × 17 × 31 × 53 × 331 × 1093)See below for interesting mathematical facts about the number 21018318823840 from the Numbermatics database.
Names of 21018318823840
- Cardinal: 21018318823840 can be written as Twenty-one trillion, eighteen billion, three hundred eighteen million, eight hundred twenty-three thousand, eight hundred forty.
Scientific notation
- Scientific notation: 2.101831882384 × 1013
Factors of 21018318823840
Divisors of 21018318823840
- Number of divisors d(n): 768
-
Complete list of divisors:
1 2 4 5 8 10 13 16 17 20 26 31 32 34 40 52 53 62 65 68 80 85 104 106 124 130 136 155 160 170 208 212 221 248 260 265 272 310 331 340 403 416 424 442 496 520 527 530 544 620 662 680 689 806 848 884 901 992 1040 1054 1060 1093 1105 1240 1324 1360 1378 1612 1643 1655 1696 1768 1802 2015 2080 2108 2120 2186 2210 2480 2635 2648 2720 2756 3224 3286 3310 3445 3536 3604 4030 4216 4240 4303 4372 4420 4505 4960 5270 5296 5465 5512 5627 6448 6572 6620 6851 6890 7072 7208 8060 8215 8432 8480 8606 8744 8840 9010 10261 10540 10592 10930 11024 11254 11713 12896 13144 13240 13702 13780 14209 14416 16120 16430 16864 17212 17488 17543 17680 18020 18581 20522 21080 21359 21515 21860 22048 22508 23426 26288 26480 27404 27560 27931 28135 28418 28832 32240 32860 33883 34255 34424 34976 35086 35360 36040 37162 41044 42160 42718 43030 43720 45016 46852 51305 52576 52960 54808 55120 55862 56270 56836 57929 58565 64480 65720 67766 68510 68848 70172 71045 72080 73151 74324 82088 84320 85436 86060 87440 87715 90032 92905 93704 102610 106795 109616 110240 111724 112540 113672 115858 117130 131440 133393 135532 137020 137696 139655 140344 142090 144160 146302 148648 164176 169415 170872 172120 174437 174880 175430 180064 185810 187408 205220 213590 219232 223448 225080 227344 228059 231716 234260 241553 262880 266786 271064 274040 279310 280688 284180 289645 292604 297296 298231 328352 338830 341744 344240 348874 350860 361783 363103 365755 371620 374816 410440 427180 440479 446896 450160 454688 456118 463432 468520 483106 533572 542128 543833 548080 558620 561376 568360 576011 579290 585208 594592 596462 666965 677660 683488 688480 697748 701720 723566 726206 731510 743240 753077 820880 854360 872185 880958 893792 900320 912236 926864 937040 966212 984793 1067144 1084256 1087666 1096160 1117240 1136720 1140295 1152022 1158580 1170416 1192924 1207765 1333930 1355320 1395496 1403440 1447132 1452412 1463020 1486480 1491155 1506154 1641760 1708720 1744370 1761916 1795799 1808915 1815515 1824472 1853728 1874080 1932424 1969586 2134288 2175332 2202395 2234480 2267681 2273440 2280590 2304044 2317160 2340832 2385848 2415530 2667860 2710640 2719165 2790992 2806880 2880055 2894264 2904824 2926040 2972960 2982310 3012308 3417440 3488740 3523832 3591598 3617830 3631030 3648944 3765385 3864848 3877003 3939172 4268576 4350664 4404790 4468960 4535362 4561180 4608088 4634320 4703179 4771696 4831060 4923965 5335720 5421280 5438330 5581984 5760110 5788528 5809648 5852080 5964620 6024616 6150311 6977480 7047664 7069829 7183196 7235660 7262060 7297888 7488143 7530770 7729696 7754006 7878344 8701328 8809580 8978995 9070724 9122360 9216176 9245161 9268640 9406358 9543392 9662120 9847930 10671440 10876660 11215273 11338405 11520220 11577056 11619296 11704160 11929240 12049232 12300622 12802309 13954960 14095328 14139658 14366392 14471320 14524120 14976286 15061540 15508012 15756688 17402656 17619160 17957990 18141448 18244720 18432352 18490322 18812716 19174499 19324240 19385015 19695860 21342880 21753320 22430546 22676810 23040440 23345387 23515895 23858480 24098464 24601244 25604618 27909920 28279316 28732784 28942640 29048240 29952572 30123080 30528583 30751555 31016024 31513376 35238320 35349145 35915980 36282896 36489440 36980644 37440715 37625432 38348998 38648480 38770030 39391720 43506640 44861092 45353620 46080880 46225805 46690774 47031790 47716960 49202488 51209236 56076365 56558632 57465568 57885280 58096480 59905144 60246160 61057166 61503110 62032048 64011545 70476640 70698290 71831960 72565792 73961288 74881430 75250864 76697996 77540060 78783440 79954043 87013280 89722184 90707240 92161760 92451610 93381548 94063580 95872495 98404976 102418472 112152730 113117264 116726935 119810288 120187093 120492320 122114332 123006220 124064096 128023090 141396580 143663920 145798549 147922576 149762860 150501728 152642915 153395992 155080120 157566880 159908086 179444368 181414480 184903220 186763096 188127160 190659641 191744990 196809952 204836944 224305460 226234528 233453870 239620576 240374186 244228664 246012440 249268487 256046180 282793160 287327840 291597098 295845152 299525720 305285830 306791984 310160240 319816172 325966483 358888736 362828960 369806440 373526192 376254320 381319282 383489980 396871579 399770215 409673888 448610920 466907740 480748372 488457328 492024880 498536974 512092360 565586320 583194196 594409469 599051440 600935465 610571660 613583968 620320480 639632344 651932966 728992745 739612880 747052384 752508640 762638564 766979960 793743158 799540430 897221840 933815480 953298205 961496744 976914656 984049760 997073948 1024184720 1131172640 1166388392 1188818938 1198102880 1201870930 1221143320 1246342435 1279264688 1303865932 1457985490 1479225760 1525277128 1533959920 1587486316 1599080860 1629832415 1794443680 1867630960 1906596410 1922993488 1984357895 1994147896 2048369440 2332776784 2377637876 2403741860 2442286640 2478575333 2492684870 2558529376 2607731864 2915970980 2972047345 3050554256 3067919840 3174972632 3198161720 3259664830 3735261920 3813192820 3845986976 3968715790 3988295792 4237564279 4665553568 4755275752 4807483720 4884573280 4957150666 4985369740 5215463728 5831941960 5944094690 6101108512 6349945264 6396323440 6519329660 7626385640 7727323097 7937431580 7976591584 8475128558 9510551504 9614967440 9914301332 9970739480 10104960973 10430927456 11663883920 11888189380 12392876665 12699890528 12792646880 13038659320 15252771280 15454646194 15874863160 16950257116 19021103008 19229934880 19828602664 19941478960 20209921946 21187821395 23327767840 23776378760 24785753330 26077318640 30505542560 30909292388 31749726320 33900514232 38636615485 39657205328 39882957920 40419843892 42375642790 47552757520 49571506660 50524804865 52154637280 61818584776 63499452640 67801028464 77273230970 79314410656 80839687784 84751285580 95105515040 99143013320 101049609730 123637169552 131364492649 135602056928 154546461940 161679375568 169502571160 198286026640 202099219460 247274339104 262728985298 309092923880 323358751136 339005142320 396572053280 404198438920 525457970596 618185847760 656822463245 678010284640 808396877840 1050915941192 1236371695520 1313644926490 1616793755680 2101831882384 2627289852980 4203663764768 5254579705960 10509159411920 21018318823840
- Sum of all divisors σ(n): 59784896876544
- Sum of proper divisors (its aliquot sum) s(n): 38766578052704
- 21018318823840 is an abundant number, because the sum of its proper divisors (38766578052704) is greater than itself. Its abundance is 17748259228864
Bases of 21018318823840
- Binary: 1001100011101101101010110110101100001101000002
- Hexadecimal: 0x131DB56D61A0
- Base-36: 7G7OKCMN4
Squares and roots of 21018318823840
- 21018318823840 squared (210183188238402) is 441769726180586880952345600
- 21018318823840 cubed (210183188238403) is 9285256951584071707099238670481199104000
-
The
square root of 21018318823840 is 4584574.0068015045 -
The
cube root of 21018318823840 is 27597.2616935341
Scales and comparisons
How big is 21018318823840?- 21,018,318,823,840 seconds is equal to 668,317 years, 27 weeks, 1 day, 23 hours, 30 minutes, 40 seconds.
-
To count from 1 to 21,018,318,823,840 would take you about one million, six hundred seventy thousand, seven hundred ninety-three 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 21018318823840 cubic inches would be around 2299.8 feet tall.
Recreational maths with 21018318823840
- 21018318823840 backwards is 04832881381012
- The number of decimal digits it has is: 14
- The sum of 21018318823840's digits is 49
- More coming soon!
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The information we have on file for 21018318823840 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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