21491977521960
21,491,977,521,960 is an even composite number composed of eight prime numbers multiplied together.
What does the number 21491977521960 look like?
This visualization shows the relationship between its 8 prime factors (large circles) and 1024 divisors.
21491977521960 is an even composite number. It is composed of eight distinct prime numbers multiplied together. It has a total of one thousand and twenty-four divisors.
Prime factorization of 21491977521960:
23 × 33 × 5 × 11 × 17 × 61 × 71 × 24571
(2 × 2 × 2 × 3 × 3 × 3 × 5 × 11 × 17 × 61 × 71 × 24571)See below for interesting mathematical facts about the number 21491977521960 from the Numbermatics database.
Names of 21491977521960
- Cardinal: 21491977521960 can be written as Twenty-one trillion, four hundred ninety-one billion, nine hundred seventy-seven million, five hundred twenty-one thousand, nine hundred sixty.
Scientific notation
- Scientific notation: 2.149197752196 × 1013
Factors of 21491977521960
Divisors of 21491977521960
- Number of divisors d(n): 1024
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 11 12 15 17 18 20 22 24 27 30 33 34 36 40 44 45 51 54 55 60 61 66 68 71 72 85 88 90 99 102 108 110 120 122 132 135 136 142 153 165 170 180 183 187 198 204 213 216 220 244 255 264 270 284 297 305 306 330 340 355 360 366 374 396 408 426 440 459 488 495 510 540 549 561 568 594 610 612 639 660 671 680 710 732 748 765 781 792 852 915 918 935 990 1020 1037 1065 1080 1098 1122 1188 1207 1220 1224 1278 1320 1342 1420 1464 1485 1496 1530 1562 1647 1683 1704 1830 1836 1870 1917 1980 2013 2040 2074 2130 2196 2244 2295 2343 2376 2414 2440 2556 2684 2745 2805 2840 2970 3060 3111 3124 3195 3294 3355 3366 3621 3660 3672 3740 3834 3905 3960 4026 4148 4260 4331 4392 4488 4590 4686 4828 5049 5112 5185 5368 5490 5610 5940 6035 6039 6120 6222 6248 6390 6588 6710 6732 7029 7242 7320 7480 7668 7810 8052 8235 8296 8415 8520 8662 9180 9333 9372 9585 9656 10065 10098 10370 10863 10980 11220 11407 11715 11880 12070 12078 12444 12780 12993 13176 13277 13420 13464 14058 14484 15336 15555 15620 16104 16470 16830 17324 18105 18117 18360 18666 18744 19170 20130 20196 20740 21087 21655 21726 21960 22440 22814 23430 24140 24156 24571 24888 25245 25560 25986 26554 26840 27999 28116 28968 30195 31110 31240 32589 32940 33660 34221 34648 35145 36210 36234 37332 38340 38979 39831 40260 40392 41480 42174 43310 43452 45628 46665 46860 47641 48280 48312 49142 50490 51972 53108 54315 55998 56232 57035 60390 62220 64965 65178 65880 66385 67320 68442 70290 72420 72468 73627 73713 74664 76680 77958 79662 80520 84348 86620 86904 90585 91256 93330 93720 95282 98284 100980 102663 103944 105435 106216 108630 111996 114070 116937 119493 120780 122855 124440 129930 130356 132770 136884 139995 140580 142923 144840 144936 147254 147426 155916 159324 162945 168696 171105 173240 181170 186660 190564 194895 196568 199155 201960 205326 210870 217260 220881 221139 223992 228140 233874 238205 238986 241560 245710 259860 260712 265540 270281 273768 279990 281160 285846 294508 294852 307989 311832 318648 325890 342210 358479 362340 368135 368565 373320 381128 389790 398310 410652 417707 421740 428769 434520 441762 442278 456280 467748 476410 477972 491420 513315 519720 531080 540562 559980 571692 584685 589016 589704 597465 615978 651780 662643 663417 684420 714615 716958 724680 736270 737130 779580 796620 809897 810843 821304 835414 843480 857538 883524 884556 935496 952820 955944 982840 1026630 1081124 1104405 1105695 1119960 1143384 1169370 1194930 1231956 1253121 1286307 1303560 1325286 1326834 1351405 1368840 1429230 1433916 1472540 1474260 1498831 1539945 1559160 1593240 1619794 1621686 1670828 1715076 1744541 1767048 1769112 1792395 1905640 1987929 2053260 2088535 2143845 2162248 2208810 2211390 2338740 2389860 2429691 2432529 2463912 2506242 2572614 2650572 2653668 2702810 2858460 2867832 2945080 2948520 2997662 3079890 3239588 3243372 3313215 3317085 3341656 3430152 3489082 3584790 3759363 3975858 4049485 4054215 4106520 4177070 4287690 4417620 4422780 4496493 4594777 4677480 4779720 4859382 4865058 5012484 5145228 5233623 5301144 5307336 5405620 5716920 5995324 6159780 6265605 6431535 6479176 6486744 6626430 6634170 6978164 7169580 7289073 7297587 7494155 7518726 7951716 8098970 8108430 8354140 8575380 8722705 8835240 8845560 8992986 9189554 9718764 9730116 9939645 10024968 10290456 10467246 10811240 11278089 11990648 12148455 12162645 12319560 12531210 12863070 13252860 13268340 13489479 13784331 13956328 14339160 14578146 14595174 14988310 15037452 15700869 15903432 16197940 16216860 16487141 16708280 17150760 17445410 17985972 18379108 18796815 19189951 19437528 19460232 19879290 20934492 21867219 22482465 22556178 22973885 24296910 24325290 25062420 25480127 25726140 26168115 26505720 26536680 26978958 27568662 29156292 29190348 29657197 29976620 30074904 31401738 32395880 32433720 32974282 34890820 35971944 36445365 36487935 36758216 37593630 38379902 39758580 40468437 41352993 41868984 43734438 44964930 45112356 45947770 47102607 48593820 48650580 49461423 50124840 50960254 51452280 52336230 53957916 55137324 56390445 57569853 58312584 58380696 59314394 59953240 62803476 65948564 67447395 68921655 69781640 72890730 72975870 75187260 76440381 76759804 78504345 79517160 80936874 82435705 82705986 87468876 88971591 89929860 90224712 91895540 94205214 95949755 97187640 97301160 98922846 101920508 104672460 106417001 107915832 109336095 110274648 112780890 115139706 118628788 124058979 125606952 127400635 131897128 134894790 137843310 145781460 145951740 148285985 148384269 150374520 152880762 153519608 157008690 161873748 164871410 165411972 172709559 174937752 177943182 179859720 183791080 188410428 191899510 197845692 202342185 203841016 206764965 209344920 212834002 218672190 225561780 229321143 230279412 235513035 237257576 247307115 248117958 254801270 266914773 269789580 275686620 280281397 287849265 291562920 291903480 296571970 296768538 305761524 314017380 319251003 323747496 326229167 329742820 330823944 345419118 355886364 376820856 382201905 383799020 395691384 404684370 413529930 425668004 437344380 444857955 445152807 451123560 458642286 460558824 471026070 494614230 496235916 509602540 518128677 532085005 533829546 539579160 551373240 560562794 575698530 593143940 593537076 611523048 620294895 628034760 638502006 652458334 659485640 687963429 690838236 711772728 741921345 764403810 767598040 800744319 809368740 827059860 840844191 851336008 863547795 874688760 889715910 890305614 917284572 942052140 957753009 978687501 989228460 992471832 1019205080 1036257354 1064170010 1067659092 1121125588 1146605715 1151397060 1170587011 1186287880 1187074152 1240589790 1277004012 1304916668 1334573865 1375926858 1381676472 1401406985 1483842690 1528807620 1596255015 1601488638 1618737480 1631145835 1654119720 1681688382 1727095590 1779431820 1780611228 1809089017 1834569144 1884104280 1915506018 1957375002 1978456920 2072514708 2128340020 2135318184 2225764035 2242251176 2293211430 2302794120 2341174022 2481179580 2522532573 2554008024 2590643385 2609833336 2669147730 2751853716 2802813970 2873259027 2936062503 2967685380 3057615240 3192510030 3202977276 3262291670 3363376764 3439817145 3454191180 3511761033 3558863640 3561222456 3618178034 3831012036 3914750004 4003721595 4145029416 4204220955 4256680040 4451528070 4586422860 4682348044 4788765045 4893437505 4962359160 5045065146 5181286770 5338295460 5427267051 5503707432 5605627940 5746518054 5852935055 5872125006 5935370760 6385020060 6405954552 6524583340 6726753528 6879634290 6908382360 7023522066 7236356068 7567597719 7662024072 7829500008 8007443190 8408441910 8808187509 8903056140 9045445085 9172845720 9364696088 9577530090 9786875010 10090130292 10362573540 10535283099 10676590920 10854534102 11211255880 11493036108 11705870110 11744250012 12612662865 12770040120 13049166680 13759268580 14047044132 14366295135 14472712136 14680312515 15135195438 16014886380 16281801153 16816883820 17558805165 17616375018 17806112280 18090890170 19155060180 19573750020 19899979187 20180260584 20725147080 21070566198 21709068204 22986072216 23411740220 23488500024 25225325730 27136335255 27518537160 28094088264 28732590270 29360625030 30270390876 31605849297 32029772760 32563602306 33633767640 35117610330 35232750036 36181780340 37837988595 38310120360 39147500040 39799958374 42141132396 43418136408 44040937545 46823480440 48845403459 50450651460 52676415495 54272670510 57465180540 58721250060 59699937561 60540781752 63211698594 65127204612 70235220660 70465500072 72363560680 75675977190 79599916748 81409005765 84282264792 88081875090 97690806918 99499895935 100901302920 105352830990 108545341020 114930361080 117442500120 119399875122 126423397188 130254409224 140470441320 151351954380 158029246485 159199833496 162818011530 176163750180 179099812683 195381613836 198999791870 210705661980 217090682040 238799750244 244227017295 252846794376 298499687805 302703908760 316058492970 325636023060 352327500360 358199625366 390763227672 397999583740 421411323960 477599500488 488454034590 537299438049 596999375610 632116985940 651272046120 716399250732 795999167480 895499063415 976908069180 1074598876098 1193998751220 1264233971880 1432798501464 1790998126830 1953816138360 2149197752196 2387997502440 2686497190245 3581996253660 4298395504392 5372994380490 7163992507320 10745988760980 21491977521960
- Sum of all divisors σ(n): 85294483660800
- Sum of proper divisors (its aliquot sum) s(n): 63802506138840
- 21491977521960 is an abundant number, because the sum of its proper divisors (63802506138840) is greater than itself. Its abundance is 42310528616880
Bases of 21491977521960
- Binary: 1001110001011111111011010111110001011001010002
- Hexadecimal: 0x138BFDAF8B28
- Base-36: 7M9A0ID60
Squares and roots of 21491977521960
- 21491977521960 squared (214919775219602) is 461905097804433902282241600
- 21491977521960 cubed (214919775219603) is 9927253979291628775872503610882025536000
-
The
square root of 21491977521960 is 4635944.0809785443 -
The
cube root of 21491977521960 is 27803.0298450405
Scales and comparisons
How big is 21491977521960?- 21,491,977,521,960 seconds is equal to 683,378 years, 21 weeks, 20 hours, 6 minutes.
-
To count from 1 to 21,491,977,521,960 would take you about one million, seven hundred eight thousand, four hundred forty-six 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 21491977521960 cubic inches would be around 2316.9 feet tall.
Recreational maths with 21491977521960
- 21491977521960 backwards is 06912577919412
- The number of decimal digits it has is: 14
- The sum of 21491977521960's digits is 63
- More coming soon!
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The information we have on file for 21491977521960 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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