21557854431360

Names of 21557854431360

• Cardinal: 21557854431360 can be written as Twenty-one trillion, five hundred fifty-seven billion, eight hundred fifty-four million, four hundred thirty-one thousand, three hundred sixty.

Scientific notation

• Scientific notation: 2.155785443136 × 10¹³

Factors of 21557854431360

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 182686

Divisors of 21557854431360

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 16 18 19 20 24 26 30 32 36 38 39 40 45 48 52 57 60 64 65 72 76 78 80 83 90 95 96 104 114 117 120 128 130 144 152 156 160 166 171 180 190 192 195 208 228 234 240 247 249 260 285 288 304 312 320 332 342 360 380 384 390 415 416 456 468 480 494 498 520 570 576 585 608 624 640 664 684 720 741 747 760 780 830 832 855 912 936 960 988 996 1040 1079 1140 1152 1170 1216 1235 1245 1248 1328 1368 1440 1482 1494 1520 1560 1577 1660 1664 1710 1824 1872 1920 1976 1992 2080 2158 2223 2280 2340 2432 2470 2490 2496 2656 2736 2880 2964 2988 3040 3120 3154 3237 3320 3420 3648 3705 3735 3744 3952 3984 4160 4316 4446 4560 4680 4731 4940 4980 4992 5312 5395 5472 5760 5928 5976 6080 6240 6308 6474 6640 6840 7296 7410 7470 7488 7885 7904 7968 8320 8632 8892 9120 9360 9462 9711 9880 9960 10624 10790 10944 11115 11856 11952 12160 12480 12616 12948 13280 13680 14193 14820 14940 14976 15770 15808 15936 16185 17264 17784 18240 18720 18924 19422 19760 19920 20501 21580 21888 22230 23655 23712 23904 24960 25232 25896 26560 27360 28386 29640 29880 31540 31616 31872 32370 34528 35568 36480 37440 37848 38844 39520 39840 41002 43160 44460 47310 47424 47808 48555 50464 51792 53120 54720 56772 59280 59760 61503 63080 64740 69056 70965 71136 74880 75696 77688 79040 79680 82004 86320 88920 94620 94848 95616 97110 100928 102505 103584 109440 113544 118560 119520 123006 126160 129480 138112 141930 142272 151392 155376 158080 159360 164008 172640 177840 182561 184509 189240 194220 201856 205010 207168 227088 237120 239040 246012 252320 258960 283860 284544 302784 307515 310752 328016 345280 355680 365122 369018 378480 388440 410020 414336 454176 474240 478080 492024 504640 517920 547683 567720 605568 615030 621504 656032 690560 711360 730244 738036 756960 776880 820040 908352 912805 922545 984048 1009280 1035840 1095366 1135440 1230060 1243008 1312064 1422720 1460488 1476072 1513920 1553760 1640080 1643049 1816704 1825610 1845090 1968096 2071680 2190732 2270880 2373293 2460120 2624128 2738415 2920976 2952144 3027840 3107520 3280160 3286098 3468659 3651220 3690180 3936192 4381464 4541760 4746586 4920240 5476830 5841952 5904288 6215040 6560320 6572196 6937318 7119879 7302440 7380360 7872384 8215245 8762928 9083520 9493172 9840480 10405977 10953660 11683904 11808576 11866465 13120640 13144392 13874636 14239758 14604880 14760720 15152563 16430490 17343295 17525856 18986344 19680960 20811954 21359637 21907320 23367808 23617152 23732930 26288784 27749272 28479516 29209760 29521440 30305126 31217931 32860980 34686590 35051712 35599395 37972688 39361920 41623908 42719274 43814640 45092567 45457689 47465860 52029885 52577568 55498544 56959032 58419520 59042880 60610252 62435862 65721960 69373180 70103424 71198790 75762815 75945376 83247816 85438548 87629280 90185134 90915378 94931720 104059770 105155136 106798185 110997088 113918064 116839040 118085760 121220504 124871724 131443920 135277701 136373067 138746360 142397580 151525630 151890752 156089655 166495632 170877096 175258560 180370268 181830756 189863440 196983319 208119540 210310272 213596370 221994176 225462835 227288445 227836128 242441008 249743448 262887840 270555402 272746134 277492720 284795160 287898697 303051260 303781504 312179310 332991264 341754192 350517120 360740536 363661512 379726880 393966638 405833103 416239080 427192740 443988352 450925670 454576890 455672256 484882016 499486896 525775680 541110804 545492268 554985440 569590320 575797394 590949957 606102520 624358620 665982528 676388505 681865335 683508384 721481072 727323024 759453760 787933276 811666206 832478160 854385480 863696091 901851340 909153780 911344512 969764032 984916595 998973792 1051551360 1082221608 1090984536 1109970880 1139180640 1151594788 1181899914 1212205040 1248717240 1331965056 1352777010 1363730670 1367016768 1439493485 1442962144 1454646048 1518907520 1575866552 1623332412 1664956320 1708770960 1727392182 1772849871 1803702680 1818307560 1939528064 1969833190 1997947584 2029165515 2164443216 2181969072 2219941760 2278361280 2303189576 2363799828 2424410080 2497434480 2591088273 2705554020 2727461340 2734033536 2878986970 2885924288 2909292096 2954749785 3151733104 3246664824 3329912640 3417541920 3454784364 3545699742 3607405360 3636615120 3742683061 3939666380 3995895168 4058331030 4318480455 4328886432 4363938144 4556722560 4606379152 4727599656 4848820160 4994868960 5182176546 5411108040 5454922680 5757973940 5771848576 5818584192 5909499570 6303466208 6493329648 6659825280 6835083840 6909568728 7091399484 7214810720 7273230240 7485366122 7879332760 8116662060 8636960910 8657772864 8727876288 8864249355 9212758304 9455199312 9697640320 9989737920 10364353092 10822216080 10909845360 11228049183 11515947880 11818999140 12606932416 12955441365 12986659296 13670167680 13819137456 14182798968 14429621440 14546460480 14970732244 15758665520 16233324120 17273921820 17315545728 17455752576 17728498710 18425516608 18713415305 18910398624 19979475840 20728706184 21644432160 21819690720 22456098366 23031895760 23637998280 25213864832 25910882730 25973318592 27638274912 28365597936 28859242880 29092920960 29941464488 31517331040 32466648240 33684147549 34547843640 35456997420 36851033216 37426830610 37820797248 41457412368 43288864320 43639381440 44912196732 46063791520 47275996560 51821765460 51946637184 55276549824 56140245915 56731195872 59882928976 63034662080 64933296480 67368295098 69095687280 70913994840 74853661220 75641594496 82914824736 86577728640 87278762880 89824393464 92127583040 94551993120 103643530920 110553099648 112280491830 113462391744 119765857952 126069324160 129866592960 134736590196 138191374560 141827989680 149707322440 165829649472 168420737745 179648786928 184255166080 189103986240 207287061840 224560983660 226924783488 239531715904 259733185920 269473180392 276382749120 283655979360 299414644880 331659298944 336841475490 359297573856 378207972480 414574123680 449121967320 479063431808 538946360784 552765498240 567311958720 598829289760 673682950980 718595147712 829148247360 898243934640 1077892721568 1134623917440 1197658579520 1347365901960 1437190295424 1658296494720 1796487869280 2155785443136 2395317159040 2694731803920 3592975738560 4311570886272 5389463607840 7185951477120 10778927215680 21557854431360
• Sum of all divisors σ(n): 85404840393600
• Sum of proper divisors (its aliquot sum) s(n): 63846985962240
• 21557854431360 is an abundant number, because the sum of its proper divisors (63846985962240) is greater than itself. Its abundance is 42289131530880

Bases of 21557854431360

• Binary: 100111001101101010100010000010110100010000000₂
• Hexadecimal: 0x139B54416880
• Base-36: 7N3JHX5S0

Squares and roots of 21557854431360

• 21557854431360 squared (21557854431360²) is 464741087683707988951449600
• 21557854431360 cubed (21557854431360³) is 10018820716557290587693241679255699456000
• The square root of 21557854431360 is 4643043.6602900903
• The cube root of 21557854431360 is 27831.4080229145

Scales and comparisons

• 21,557,854,431,360 seconds is equal to 685,473 years, 4 weeks, 4 days, 1 hour, 36 minutes.
• To count from 1 to 21,557,854,431,360 would take you about one million, seven hundred thirteen thousand, six hundred eighty-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 21557854431360 cubic inches would be around 2319.3 feet tall.

Recreational maths with 21557854431360

• 21557854431360 backwards is 06313445875512
• The number of decimal digits it has is: 14
• The sum of 21557854431360's digits is 54
• More coming soon!