21408343587840
21,408,343,587,840 is an even composite number composed of seven prime numbers multiplied together.
What does the number 21408343587840 look like?
This visualization shows the relationship between its 7 prime factors (large circles) and 704 divisors.
21408343587840 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of seven hundred four divisors.
Prime factorization of 21408343587840:
210 × 3 × 5 × 11 × 31 × 499 × 8191
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 11 × 31 × 499 × 8191)See below for interesting mathematical facts about the number 21408343587840 from the Numbermatics database.
Names of 21408343587840
- Cardinal: 21408343587840 can be written as Twenty-one trillion, four hundred eight billion, three hundred forty-three million, five hundred eighty-seven thousand, eight hundred forty.
Scientific notation
- Scientific notation: 2.140834358784 × 1013
Factors of 21408343587840
Divisors of 21408343587840
- Number of divisors d(n): 704
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Complete list of divisors:
1 2 3 4 5 6 8 10 11 12 15 16 20 22 24 30 31 32 33 40 44 48 55 60 62 64 66 80 88 93 96 110 120 124 128 132 155 160 165 176 186 192 220 240 248 256 264 310 320 330 341 352 372 384 440 465 480 496 499 512 528 620 640 660 682 704 744 768 880 930 960 992 998 1023 1024 1056 1240 1280 1320 1364 1408 1488 1497 1536 1705 1760 1860 1920 1984 1996 2046 2112 2480 2495 2560 2640 2728 2816 2976 2994 3072 3410 3520 3720 3840 3968 3992 4092 4224 4960 4990 5115 5120 5280 5456 5489 5632 5952 5988 6820 7040 7440 7485 7680 7936 7984 8184 8191 8448 9920 9980 10230 10560 10912 10978 11264 11904 11976 13640 14080 14880 14970 15360 15469 15872 15968 16368 16382 16467 16896 19840 19960 20460 21120 21824 21956 23808 23952 24573 27280 27445 28160 29760 29940 30938 31744 31936 32736 32764 32934 33792 39680 39920 40920 40955 42240 43648 43912 46407 47616 47904 49146 54560 54890 56320 59520 59880 61876 63872 65472 65528 65868 77345 79360 79840 81840 81910 82335 84480 87296 87824 90101 92814 95232 95808 98292 109120 109780 119040 119760 122865 123752 127744 130944 131056 131736 154690 158720 159680 163680 163820 164670 168960 170159 174592 175648 180202 185628 191616 196584 218240 219560 232035 238080 239520 245730 247504 253921 255488 261888 262112 263472 270303 309380 319360 327360 327640 329340 340318 349184 351296 360404 371256 383232 393168 436480 439120 450505 464070 476160 479040 491460 495008 507842 510477 510976 523776 524224 526944 540606 618760 638720 654720 655280 658680 680636 702592 720808 742512 761763 766464 786336 850795 872960 878240 901010 928140 958080 982920 990016 1015684 1020954 1047552 1048448 1053888 1081212 1237520 1269605 1277440 1309440 1310560 1317360 1351515 1361272 1405184 1441616 1485024 1523526 1532928 1572672 1701590 1745920 1756480 1802020 1856280 1916160 1965840 1980032 2031368 2041908 2096896 2107776 2162424 2475040 2539210 2552385 2554880 2618880 2621120 2634720 2703030 2722544 2793131 2810368 2883232 2970048 3047052 3145344 3403180 3512960 3604040 3712560 3808815 3832320 3931680 3960064 4062736 4083816 4087309 4193792 4215552 4324848 4950080 5078420 5104770 5237760 5242240 5269440 5406060 5445088 5586262 5620736 5766464 5940096 6094104 6290688 6806360 7025920 7208080 7425120 7617630 7664640 7863360 7920128 8125472 8167632 8174618 8379393 8387584 8431104 8649696 9900160 10156840 10209540 10484480 10538880 10812120 10890176 11172524 11532928 11880192 12188208 12261927 12581376 13612720 13965655 14051840 14416160 14850240 15235260 15726720 15840256 16250944 16335264 16349236 16758786 16862208 17299392 19800320 20313680 20419080 20436545 20968960 21077760 21624240 21780352 22345048 23065856 23760384 24376416 24523854 25162752 27225440 27931310 28103680 28832320 29700480 30470520 31453440 32501888 32670528 32698472 33517572 34598784 39600640 40627360 40838160 40873090 41896965 41937920 42155520 43248480 43560704 44690096 44960399 46131712 47520768 48752832 49047708 54450880 55862620 57664640 59400960 60941040 61309635 62906880 65003776 65341056 65396944 67035144 69197568 79201280 81254720 81676320 81746180 83793930 84311040 86496960 87121408 89380192 89920798 92263424 97505664 98095416 108901760 111725240 115329280 118801920 121882080 122619270 125813760 126706579 130007552 130682112 130793888 134070288 134881197 138395136 162509440 163352640 163492360 167587860 172993920 174242816 178760384 179841596 195011328 196190832 217803520 223450480 224801995 230658560 237603840 243764160 245238540 253413158 260015104 261364224 261587776 268140576 269762394 276790272 325018880 326705280 326984720 335175720 345987840 357520768 359683192 380119737 390022656 392381664 435607040 446900960 449603990 461317120 487528320 490477080 506826316 522728448 523175552 536281152 539524788 633532895 650037760 653410560 653969440 670351440 674405985 691975680 715041536 719366384 760239474 780045312 784763328 871214080 893801920 899207980 975056640 980954160 1013652632 1046351104 1072562304 1079049576 1267065790 1300075520 1306821120 1307938880 1340702880 1348811970 1383951360 1393772369 1430083072 1438732768 1520478948 1569526656 1787603840 1798415960 1900598685 1950113280 1961908320 2027305264 2092702208 2145124608 2158099152 2534131580 2613642240 2615877760 2681405760 2697623940 2787544738 2860166144 2877465536 3040957896 3139053312 3575207680 3596831920 3801197370 3900226560 3923816640 4054610528 4181317107 4185404416 4290249216 4316198304 5068263160 5231755520 5362811520 5395247880 5575089476 5754931072 6081915792 6278106624 6968861845 7150415360 7193663840 7602394740 7847633280 8109221056 8362634214 8580498432 8632396608 10136526320 10463511040 10725623040 10790495760 11150178952 11509862144 12163831584 12556213248 13937723690 14300830720 14387327680 15204789480 15695266560 16218442112 16725268428 17264793216 20273052640 20906585535 20927022080 21451246080 21580991520 22300357904 23019724288 24327663168 27875447380 28774655360 30409578960 31390533120 32436884224 33450536856 34529586432 40546105280 41813171070 42902492160 43161983040 44600715808 46039448576 48655326336 55750894760 57549310720 60819157920 62781066240 64873768448 66901073712 69059172864 81092210560 83626342140 86323966080 89201431616 97310652672 111501789520 115098621440 121638315840 129747536896 133802147424 138118345728 162184421120 167252684280 172647932160 178402863232 194621305344 223003579040 230197242880 243276631680 267604294848 324368842240 334505368560 345295864320 356805726464 389242610688 446007158080 486553263360 535208589696 648737684480 669010737120 690591728640 713611452928 892014316160 973106526720 1070417179392 1338021474240 1427222905856 1784028632320 1946213053440 2140834358784 2676042948480 3568057264640 4281668717568 5352085896960 7136114529280 10704171793920 21408343587840
- Sum of all divisors σ(n): 77271662592000
- Sum of proper divisors (its aliquot sum) s(n): 55863319004160
- 21408343587840 is an abundant number, because the sum of its proper divisors (55863319004160) is greater than itself. Its abundance is 34454975416320
Bases of 21408343587840
- Binary: 1001101111000100001001011011011111100000000002
- Hexadecimal: 0x137884B6FC00
- Base-36: 7L6UV0WLC
Squares and roots of 21408343587840
- 21408343587840 squared (214083435878402) is 458317175175010043795865600
- 21408343587840 cubed (214083435878403) is 9811811558354868300904816891662434304000
-
The
square root of 21408343587840 is 4626915.1265005931 -
The
cube root of 21408343587840 is 27766.9187039171
Scales and comparisons
How big is 21408343587840?- 21,408,343,587,840 seconds is equal to 680,719 years, 5 weeks, 3 days, 11 hours, 44 minutes.
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To count from 1 to 21,408,343,587,840 would take you about one million, seven hundred one thousand, seven hundred ninety-seven 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 21408343587840 cubic inches would be around 2313.9 feet tall.
Recreational maths with 21408343587840
- 21408343587840 backwards is 04878534380412
- The number of decimal digits it has is: 14
- The sum of 21408343587840's digits is 57
- More coming soon!
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The information we have on file for 21408343587840 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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