21387888071680
21,387,888,071,680 is an even composite number composed of six prime numbers multiplied together.
What does the number 21387888071680 look like?
This visualization shows the relationship between its 6 prime factors (large circles) and 1188 divisors.
21387888071680 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one thousand, one hundred eighty-eight divisors.
Prime factorization of 21387888071680:
210 × 5 × 132 × 172 × 312 × 89
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 13 × 13 × 17 × 17 × 31 × 31 × 89)See below for interesting mathematical facts about the number 21387888071680 from the Numbermatics database.
Names of 21387888071680
- Cardinal: 21387888071680 can be written as Twenty-one trillion, three hundred eighty-seven billion, eight hundred eighty-eight million, seventy-one thousand, six hundred eighty.
Scientific notation
- Scientific notation: 2.138788807168 × 1013
Factors of 21387888071680
Divisors of 21387888071680
- Number of divisors d(n): 1188
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Complete list of divisors:
1 2 4 5 8 10 13 16 17 20 26 31 32 34 40 52 62 64 65 68 80 85 89 104 124 128 130 136 155 160 169 170 178 208 221 248 256 260 272 289 310 320 338 340 356 403 416 442 445 496 512 520 527 544 578 620 640 676 680 712 806 832 845 884 890 961 992 1024 1040 1054 1088 1105 1156 1157 1240 1280 1352 1360 1424 1445 1513 1612 1664 1690 1768 1780 1922 1984 2015 2080 2108 2176 2210 2312 2314 2480 2560 2635 2704 2720 2759 2848 2873 2890 3026 3224 3328 3380 3536 3560 3757 3844 3968 4030 4160 4216 4352 4420 4624 4628 4805 4960 5120 5239 5270 5408 5440 5518 5696 5746 5780 5785 6052 6448 6656 6760 6851 7072 7120 7514 7565 7688 7936 8060 8320 8432 8704 8840 8959 9248 9256 9610 9920 10478 10540 10816 10880 11036 11392 11492 11560 11570 12104 12493 12896 13312 13520 13702 13795 14144 14240 14365 15028 15041 15130 15376 15872 16120 16337 16640 16864 17408 17680 17918 18496 18512 18785 19220 19669 19840 20956 21080 21632 21760 22072 22784 22984 23120 23140 24208 24986 25721 25792 26195 27040 27404 27590 28288 28480 28730 30056 30082 30260 30752 31744 32240 32674 33280 33728 34255 35360 35836 35867 36992 37024 37570 38440 39338 39680 41912 42160 43264 43520 44144 44795 45568 45968 46240 46280 46903 48416 48841 49972 51442 51584 52390 54080 54808 55180 56576 56960 57460 60112 60164 60520 61504 62465 64480 65348 66560 67456 68510 70720 71672 71734 73984 74048 75140 75205 76880 78676 79360 81685 83824 84320 85529 86528 87040 88288 89063 89590 91136 91936 92480 92560 93806 96832 97682 98345 99944 102884 103168 104780 108160 109616 110360 113152 113920 114920 116467 120224 120328 121040 123008 124930 128605 128960 130696 134912 137020 141440 143344 143468 147968 148096 150280 150410 153760 157352 158720 162409 163370 167648 168640 171058 173056 176576 178126 179180 179335 183872 184960 185120 187612 193664 195364 196690 199888 205768 206336 209560 212381 216320 219232 220720 226304 227840 229840 232934 234515 240448 240656 242080 244205 246016 249860 255697 257210 257920 261392 269824 274040 277729 282880 286688 286936 295936 296192 300560 300820 307520 314704 324818 326740 334373 335296 337280 342116 353152 356252 358360 358670 367744 369920 370240 375224 387328 390728 393380 399776 411536 412672 419120 424762 427645 432640 438464 441440 445315 455680 459680 465868 466271 469030 480896 481312 484160 488410 492032 499720 511394 514420 515840 522784 539648 548080 555458 565760 573376 573872 582335 592384 601120 601640 609739 615040 629408 649636 653480 668746 670592 674560 684232 706304 712504 716720 717340 735488 739840 740480 750448 774656 781456 786760 797351 799552 812045 823072 838240 849524 855290 865280 876928 882880 890630 919360 931736 932542 938060 961792 962624 968320 976820 984064 999440 1022788 1028840 1031680 1045568 1061905 1096160 1110916 1111877 1131520 1146752 1147744 1164670 1184768 1202240 1203280 1219478 1230080 1258816 1278485 1299272 1306960 1337492 1341184 1349120 1368464 1388645 1412608 1425008 1433440 1434680 1453993 1470976 1479680 1480960 1500896 1514071 1549312 1562912 1573520 1594702 1599104 1624090 1646144 1671865 1676480 1699048 1710580 1753856 1765760 1781260 1838720 1863472 1865084 1876120 1923584 1925248 1936640 1953640 1998880 2045576 2057680 2063360 2091136 2123810 2192320 2221832 2223754 2293504 2295488 2329340 2331355 2404480 2406560 2438956 2460160 2517632 2556970 2598544 2613920 2674984 2682368 2698240 2736928 2760953 2777290 2825216 2850016 2866880 2869360 2907986 2941952 2961920 3001792 3028142 3048695 3125824 3147040 3189404 3198208 3248180 3292288 3343730 3352960 3398096 3421160 3507712 3531520 3562520 3610477 3677440 3726944 3730168 3752240 3847168 3850496 3873280 3907280 3986755 3997760 4091152 4115360 4182272 4247620 4346849 4384640 4443664 4447508 4587008 4590976 4658680 4662710 4808960 4813120 4877912 4920320 5035264 5113940 5197088 5227840 5349968 5364736 5473856 5521906 5554580 5559385 5700032 5733760 5738720 5815972 5923840 6003584 6056284 6097390 6251648 6294080 6378808 6396416 6496360 6584576 6687460 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2695046380 2781983360 2827215872 2846405120 3003916864 3024305440 3121863680 3163888768 3213324530 3316980160 3534019840 3697128448 3700326656 3722222080 3754896080 3876021760 3931597072 3954860960 4058422784 4082437120 4177321889 4312074208 4451173376 4621410560 4625408320 4838888704 4914496340 5073028480 5141319248 5307168256 5390092760 5563966720 5692810240 6007833728 6048610880 6327777536 6426649060 6633960320 7068039680 7400653312 7444444160 7509792160 7752043520 7863194144 7909721920 8116845568 8354643778 8624148416 9242821120 9250816640 9677777408 9828992680 10146056960 10282638496 10614336512 10780185520 11127933440 12015667456 12097221760 12655555072 12853298120 13267920640 14136079360 14801306624 15019584320 15726388288 15819443840 16709287556 17248296832 18485642240 18501633280 19355554816 19657985360 20292113920 20565276992 20886609445 21560371040 22255866880 24031334912 24194443520 25311110144 25706596240 26535841280 30039168640 31452776576 31638887680 33418575112 34496593664 37003266560 39315970720 40584227840 41130553984 41773218890 43120742080 48062669824 48388887040 51413192480 53071682560 60078337280 62905553152 63277775360 66837150224 68993187328 74006533120 78631941440 82261107968 83546437780 86241484160 96777774080 102826384960 120156674560 125811106304 126555550720 133674300448 137986374656 157263882880 164522215936 167092875560 172482968320 205652769920 240313349120 251622212608 267348600896 314527765760 329044431872 334185751120 344965936640 411305539840 534697201792 629055531520 668371502240 689931873280 822611079680 1069394403584 1258111063040 1336743004480 1645222159360 2138788807168 2673486008960 4277577614336 5346972017920 10693944035840 21387888071680
- Sum of all divisors σ(n): 61666644303540
- Sum of proper divisors (its aliquot sum) s(n): 40278756231860
- 21387888071680 is an abundant number, because the sum of its proper divisors (40278756231860) is greater than itself. Its abundance is 18890868160180
Bases of 21387888071680
- Binary: 1001101110011110000010111100010010100000000002
- Hexadecimal: 0x1373C1789400
- Base-36: 7KXGKC7B4
Squares and roots of 21387888071680
- 21387888071680 squared (213878880716802) is 457441756166711628818022400
- 21387888071680 cubed (213878880716803) is 9783713080206362727487325026367045632000
-
The
square root of 21387888071680 is 4624704.1063921051 -
The
cube root of 21387888071680 is 27758.0721896225
Scales and comparisons
How big is 21387888071680?- 21,387,888,071,680 seconds is equal to 680,068 years, 35 weeks, 3 days, 19 hours, 54 minutes, 40 seconds.
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To count from 1 to 21,387,888,071,680 would take you about one million, seven hundred thousand, one hundred seventy-one 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 21387888071680 cubic inches would be around 2313.2 feet tall.
Recreational maths with 21387888071680
- 21387888071680 backwards is 08617088878312
- The number of decimal digits it has is: 14
- The sum of 21387888071680's digits is 67
- More coming soon!
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The information we have on file for 21387888071680 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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