21378835951920
21,378,835,951,920 is an even composite number composed of seven prime numbers multiplied together.
What does the number 21378835951920 look like?
This visualization shows the relationship between its 7 prime factors (large circles) and 1200 divisors.
21378835951920 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of one thousand, two hundred divisors.
Prime factorization of 21378835951920:
24 × 34 × 5 × 43 × 67 × 71 × 1272
(2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 5 × 43 × 67 × 71 × 127 × 127)See below for interesting mathematical facts about the number 21378835951920 from the Numbermatics database.
Names of 21378835951920
- Cardinal: 21378835951920 can be written as Twenty-one trillion, three hundred seventy-eight billion, eight hundred thirty-five million, nine hundred fifty-one thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 2.137883595192 × 1013
Factors of 21378835951920
Divisors of 21378835951920
- Number of divisors d(n): 1200
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 36 40 43 45 48 54 60 67 71 72 80 81 86 90 108 120 127 129 134 135 142 144 162 172 180 201 213 215 216 240 254 258 268 270 284 324 335 344 355 360 381 387 402 405 426 430 432 508 516 536 540 568 603 635 639 645 648 670 688 710 720 762 774 804 810 852 860 1005 1016 1032 1065 1072 1080 1136 1143 1161 1206 1270 1278 1290 1296 1340 1420 1524 1548 1608 1620 1704 1720 1809 1905 1917 1935 2010 2032 2064 2130 2160 2286 2322 2412 2540 2556 2580 2680 2840 2881 3015 3048 3053 3096 3195 3216 3240 3408 3429 3440 3483 3618 3810 3834 3870 4020 4260 4572 4644 4757 4824 5080 5112 5160 5360 5427 5461 5680 5715 5751 5762 5805 6030 6096 6106 6192 6390 6480 6858 6966 7236 7620 7668 7740 8040 8509 8520 8643 9017 9045 9144 9159 9288 9514 9585 9648 10160 10224 10287 10320 10854 10922 11430 11502 11524 11610 12060 12212 12780 13716 13932 14271 14405 14472 15240 15265 15336 15480 16080 16129 16383 17018 17040 17145 17286 17415 18034 18090 18288 18318 18576 19028 19170 20574 21708 21844 22860 23004 23048 23220 23785 24120 24424 25527 25560 25929 27051 27135 27305 27432 27477 27864 28542 28755 28810 28944 30480 30530 30672 30960 32258 32766 34036 34290 34572 34830 36068 36180 36636 38056 38340 41148 42545 42813 43215 43416 43688 45085 45720 45795 46008 46096 46440 47570 48240 48387 48848 49149 51054 51120 51435 51858 54102 54270 54610 54864 54954 55728 57084 57510 57620 61060 64516 65532 68072 68580 69144 69660 71355 72136 72360 73272 76112 76581 76680 77787 80645 81153 81915 82296 82431 85090 85626 86430 86832 87376 90170 91440 91590 92016 92880 95140 96774 98298 102108 102870 103716 108204 108540 109220 109908 114168 115020 115240 122120 127635 128439 129032 129645 131064 135255 136144 137160 137385 138288 139320 142710 144272 144720 145161 146544 147447 153162 153360 155574 161290 162306 163830 164592 164862 170180 171252 172860 180340 183180 190280 193548 196596 204216 204551 205740 207432 214065 216408 217080 218440 219816 228336 229743 230040 230480 233361 241935 243459 244240 245745 247293 255270 256878 258064 259290 262128 270510 274320 274770 278640 285420 290322 294894 306324 311148 322580 324612 327660 329724 340360 342504 345720 360680 365887 366360 380560 382905 385317 387096 387731 388935 393192 405765 408432 409102 411480 412155 414864 428130 432816 434160 435483 436880 439632 442341 459486 460080 466722 483870 486918 491490 494586 510540 513756 518580 541020 549540 570840 580644 589788 604139 612648 613653 622296 642195 645160 649224 655320 659448 680720 685008 689229 691440 693547 721360 725805 730377 731774 732720 737235 765810 770634 774192 775462 777870 786384 811530 818204 822960 824310 856260 870966 884682 918972 933444 967740 973836 982980 989172 1021080 1022755 1027512 1037160 1080643 1082040 1097661 1099080 1141680 1145159 1148715 1161288 1163193 1166805 1179576 1208278 1217295 1225296 1227306 1236465 1244592 1284390 1290320 1298448 1306449 1310640 1318896 1378458 1387094 1451610 1460754 1463548 1474470 1531620 1541268 1550924 1555740 1623060 1636408 1648620 1712520 1741932 1769364 1812417 1829435 1837944 1840959 1866888 1926585 1935480 1938655 1947672 1965960 1978344 2042160 2045510 2055024 2074320 2080641 2161286 2164080 2177415 2195322 2198160 2211705 2290318 2297430 2322576 2326386 2333610 2359152 2416556 2434590 2454612 2472930 2568780 2612898 2756916 2774188 2903220 2921508 2927096 2948940 3020695 3063240 3068265 3082536 3101848 3111480 3241929 3246120 3272816 3292983 3297240 3425040 3435477 3446145 3467735 3483864 3489579 3538728 3624834 3651885 3658870 3675888 3681918 3733776 3853170 3870960 3877310 3895344 3931920 3956688 4091020 4161282 4322572 4354830 4390644 4423410 4580636 4594860 4652772 4667220 4833112 4869180 4909224 4945860 5137560 5225796 5403215 5437251 5488305 5513832 5522877 5548376 5725795 5806440 5815965 5843016 5854192 5897880 6041390 6126480 6136530 6165072 6203696 6222960 6241923 6483858 6492240 6532245 6585966 6594480 6870954 6892290 6935470 6967728 6979158 7077456 7249668 7303770 7317740 7363836 7706340 7754620 8182040 8322564 8645144 8709660 8781288 8846820 9062085 9161272 9189720 9204795 9305544 9334440 9666224 9725787 9738360 9818448 9878949 9891720 10275120 10306431 10403205 10451592 10468737 10806430 10874502 10976610 11027664 11045754 11096752 11451590 11612880 11631930 11686032 11795760 12082780 12273060 12483846 12967716 13064490 13171932 13741908 13784580 13870940 13958316 14499336 14607540 14635480 14727672 15412680 15509240 16209645 16311753 16364080 16464915 16568631 16645128 17177385 17290288 17419320 17447895 17562576 17693640 18124170 18322544 18379440 18409590 18611088 18668880 18725769 19451574 19476720 19757898 19783440 20612862 20806410 20903184 20937474 21612860 21749004 21953220 22091508 22903180 23263860 24165560 24546120 24967692 25935432 25977977 26128980 26343864 27186255 27483816 27569160 27614385 27741880 27916632 28998672 29177361 29215080 29270960 29455344 29636847 30825360 30919293 31018480 31209615 31406211 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149806152 153451306 154596465 155612592 155867862 157031055 158063184 163117530 164902896 165686310 166451280 167499792 175064166 185515758 185870596 187257690 194515740 195741036 196967348 197578980 206128620 207823816 209374740 217490040 220915080 224709228 230176959 232338245 233418888 233801793 237094776 244676295 246209185 247354344 249676920 251249688 259354320 259779770 260988048 263438640 265098096 274838160 278805894 279166320 280886535 291773610 295451022 296368470 299612304 306902612 309192930 311735724 314062110 326235060 331372620 350128332 371031516 371741192 374515380 383628265 389031480 389669655 391482072 393934696 395157960 412257240 415647632 418208841 418749480 434980080 437660415 441830160 443176533 449418456 460353918 463789395 464676490 466837776 467603586 474189552 489352590 492418370 494708688 499353840 502499376 519559540 557611788 561773070 583547220 590902044 592736940 613805224 618385860 623471448 628124220 652470120 662745240 690530877 697014735 700256664 701405379 738627555 742063032 743482384 749030760 767256530 778062960 779339310 782964144 787869392 790315920 824514480 836417682 837498960 875320830 886353066 898836912 920707836 927578790 929352980 935207172 978705180 984836740 1039119080 1115223576 1123546140 1150884795 1167094440 1169008965 1181804088 1185473880 1227610448 1236771720 1246942896 1254626523 1256248440 1304940240 1325490480 1329529599 1381061754 1394029470 1400513328 1402810758 1477255110 1484126064 1498061520 1534513060 1558678620 1672835364 1750641660 1772706132 1841415672 1855157580 1858705960 1870414344 1957410360 1969673480 2071592631 2078238160 2091044205 2104216137 2215882665 2230447152 2247092280 2301769590 2334188880 2338017930 2363608176 2370947760 2473543440 2509253046 2512496880 2659059198 2762123508 2788058940 2805621516 2954510220 3069026120 3117357240 3299203079 3345670728 3452654385 3501283320 3507026895 3545412264 3682831344 3710315160 3717411920 3740828688 3763879569 3914820720 3939346960 3988588797 4143185262 4182088410 4208432274 4431765330 4494184560 4603539180 4676035860 5018506092 5318118396 5524247016 5576117880 5611243032 5909020440 6138052240 6214777893 6234714480 6273132615 6598406158 6647647995 6691341456 6905308770 7002566640 7014053790 7090824528 7420630320 7527759138 7977177594 8286370524 8364176820 8416864548 8863530660 9207078360 9352071720 9897609237 10037012184 10357963155 10521080685 10636236792 11048494032 11152235760 11222486064 11818040880 12429555786 12546265230 13196812316 13295295990 13810617540 14028107580 15055518276 15954355188 16496015395 16572741048 16728353640 16833729096 17727061320 18414156720 18704143440 18819397845 19795218474 19942943985 20074024368 20715926310 21042161370 21272473584 24859111572 25092530460 26393624632 26590591980 27621235080 28056215160 29692827711 30111036552 31073889465 31908710376 32992030790 33145482096 33456707280 33667458192 35454122640 37638795690 39590436948 39885887970 41431852620 42084322740 49488046185 49718223144 50185060920 52787249264 53181183960 55242470160 56112430320 59385655422 60222073104 62147778930 63817420752 65984061580 75277591380 79180873896 79771775940 82863705240 84168645480 89078483133 98976092370 99436446288 100370121840 106362367920 118771310844 124295557860 131968123160 148464138555 150555182760 158361747792 159543551880 165727410480 168337290960 178156966266 197952184740 237542621688 248591115720 263936246320 267235449399 296928277110 301110365520 319087103760 356313932532 395904369480 445392415665 475085243376 497182231440 534470898798 593856554220 712627865064 791808738960 890784831330 1068941797596 1187713108440 1336177246995 1425255730128 1781569662660 2137883595192 2375426216880 2672354493990 3563139325320 4275767190384 5344708987980 7126278650640 10689417975960 21378835951920
- Sum of all divisors σ(n): 78819342167808
- Sum of proper divisors (its aliquot sum) s(n): 57440506215888
- 21378835951920 is an abundant number, because the sum of its proper divisors (57440506215888) is greater than itself. Its abundance is 36061670263968
Bases of 21378835951920
- Binary: 1001101110001101001011110110000110001001100002
- Hexadecimal: 0x1371A5EC3130
- Base-36: 7KTAUXV00
Squares and roots of 21378835951920
- 21378835951920 squared (213788359519202) is 457054626659107132551686400
- 21378835951920 cubed (213788359519203) is 9771295884411092843482894135945317888000
-
The
square root of 21378835951920 is 4623725.3326641279 -
The
cube root of 21378835951920 is 27754.1555671241
Scales and comparisons
How big is 21378835951920?- 21,378,835,951,920 seconds is equal to 679,780 years, 44 weeks, 2 days, 22 hours, 12 minutes.
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To count from 1 to 21,378,835,951,920 would take you about one million, six hundred ninety-nine thousand, four hundred fifty-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 21378835951920 cubic inches would be around 2312.8 feet tall.
Recreational maths with 21378835951920
- 21378835951920 backwards is 02915953887312
- The number of decimal digits it has is: 14
- The sum of 21378835951920's digits is 63
- More coming soon!
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The information we have on file for 21378835951920 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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