21378769133970432

Names of 21378769133970432

• Cardinal: 21378769133970432 can be written as Twenty-one quadrillion, three hundred seventy-eight trillion, seven hundred sixty-nine billion, one hundred thirty-three million, nine hundred seventy thousand, four hundred thirty-two.

Scientific notation

• Scientific notation: 2.1378769133970432 × 10¹⁶

Factors of 21378769133970432

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 678

Divisors of 21378769133970432

• Number of divisors d(n): 792
• Complete list of divisors:
  1 2 3 4 6 8 12 16 19 24 32 38 48 53 57 64 76 96 106 114 128 152 159 192 212 228 256 304 318 361 384 424 456 512 601 608 636 722 768 848 912 1007 1024 1083 1202 1216 1272 1444 1536 1696 1803 1824 2014 2166 2404 2432 2544 2809 2888 3021 3072 3392 3606 3648 4028 4332 4808 4864 5088 5618 5776 6042 6784 6859 7212 7296 8056 8427 8664 9616 9728 10176 11236 11419 11552 12084 13568 13718 14424 14592 16112 16854 17328 19133 19232 19456 20352 20577 22472 22838 23104 24168 27136 27436 28848 29184 31853 32224 33708 34257 34656 38266 38464 40704 41154 44944 45676 46208 48336 53371 54272 54872 57399 57696 58368 63706 64448 67416 68514 69312 76532 76928 81408 82308 89888 91352 92416 95559 96672 106742 109744 114798 115392 127412 128896 134832 137028 138624 153064 153856 160113 162816 164616 179776 182704 184832 191118 193344 213484 216961 219488 229596 230784 254824 257792 269664 274056 277248 306128 307712 320226 329232 359552 361201 363527 365408 369664 382236 386688 426968 433922 438976 459192 461568 509648 515584 539328 548112 554496 605207 612256 615424 640452 650883 658464 719104 722402 727054 730816 764472 773376 853936 867844 877952 918384 923136 1014049 1019296 1031168 1078656 1083603 1090581 1096224 1108992 1210414 1224512 1280904 1301766 1316928 1438208 1444804 1454108 1461632 1528944 1546752 1688209 1707872 1735688 1755904 1815621 1836768 1846272 2028098 2038592 2157312 2167206 2181162 2192448 2420828 2449024 2561808 2603532 2633856 2876416 2889608 2908216 2923264 3042147 3057888 3093504 3376418 3415744 3471376 3511808 3631242 3673536 4056196 4077184 4122259 4314624 4334412 4362324 4384896 4841656 4898048 5064627 5123616 5207064 5267712 5779216 5816432 5846528 6084294 6115776 6752836 6831488 6862819 6942752 7023616 7262484 7347072 8112392 8154368 8244518 8629248 8668824 8724648 8769792 9683312 9796096 10129254 10247232 10414128 10535424 11498933 11558432 11632864 11693056 12168588 12231552 12366777 13505672 13662976 13725638 13885504 14524968 14694144 16224784 16308736 16489036 17337648 17449296 17539584 19143653 19266931 19366624 19592192 20258508 20494464 20588457 20828256 21070848 22997866 23116864 23265728 24337176 24463104 24733554 27011344 27325952 27451276 27771008 29049936 29388288 32075971 32449568 32617472 32978072 34496799 34675296 34898592 35079168 38287306 38533862 38733248 40517016 40988928 41176914 41656512 45995732 46233728 46531456 48674352 48926208 49467108 54022688 54651904 54902552 55542016 57430959 57800793 58099872 58776576 64151942 64899136 65956144 68993598 69350592 69797184 76574612 77067724 77466496 81034032 81977856 82353828 83313024 91991464 92467456 93062912 96227913 97348704 97852416 98934216 108045376 109805104 111084032 114861918 115601586 116199744 128303884 129798272 130393561 131912288 137987196 138701184 139594368 153149224 154135448 154932992 162068064 163955712 164707656 166626048 183982928 184934912 186125824 192455826 194697408 197868432 216090752 218479727 219610208 222168064 229723836 231203172 232399488 256607768 259596544 260787122 263824576 275974392 277402368 279188736 306298448 308270896 309865984 324136128 329415312 333252096 363729407 367965856 369869824 372251648 384911652 389394816 391180683 395736864 432181504 436959454 439220416 459447672 462406344 464798976 513215536 519193088 521574244 527649152 551948784 554804736 558377472 609443449 612596896 616541792 619731968 648272256 655439181 658830624 666504192 727458814 735931712 769823304 778789632 782361366 791473728 864363008 873918908 878440832 918895344 924812688 929597952 1014613609 1026431072 1038386176 1043148488 1055298304 1091188221 1103897568 1109609472 1116754944 1218886898 1225193792 1233083584 1296544512 1310878362 1317661248 1454917628 1471863424 1539646608 1557579264 1564722732 1582947456 1728726016 1747837816 1756881664 1828330347 1837790688 1849625376 1859195904 2029227218 2052862144 2086296976 2110596608 2182376442 2207795136 2437773796 2450387584 2466167168 2477477659 2593089024 2621756724 2635322496 2909835256 2943726848 3043840827 3079293216 3115158528 3129445464 3165894912 3495675632 3513763328 3656660694 3675581376 3699250752 4058454436 4105724288 4172593952 4221193216 4364752884 4415590272 4875547592 4900775168 4932334336 4954955318 5186178048 5243513448 5270644992 5819670512 5887453696 6087681654 6158586432 6258890928 6331789824 6910858733 6991351264 7027526656 7313321388 7351162752 7398501504 7432432977 8116908872 8211448576 8345187904 8729505768 8831180544 9751095184 9801550336 9864668672 9909910636 10487026896 10541289984 11579425531 11639341024 11774907392 12175363308 12317172864 12517781856 12663579648 13821717466 13982702528 14626642776 14702325504 14797003008 14864865954 16233817744 16422897152 16690375808 17459011536 17662361088 19277658571 19502190368 19603100672 19729337344 19819821272 20732576199 20974053792 21082579968 23158851062 23278682048 24350726616 24634345728 25035563712 27643434932 27965405056 29253285552 29404651008 29594006016 29729731908 32467635488 32845794304 33380751616 34738276593 34918023072 35324722176 38555317142 39004380736 39639642544 41465152398 41948107584 46317702124 46557364096 48701453232 49268691456 50071127424 55286869864 55930810112 57832975713 58506571104 58809302016 59188012032 59459463816 64935270976 66761503232 69476553186 69836046144 77110634284 78008761472 79279285088 82930304796 83896215168 92635404248 93114728192 97402906464 98537382912 100142254848 110573739728 111861620224 115665951426 117013142208 118918927632 129870541952 131306315927 133523006464 138953106372 139672092288 154221268568 156017522944 158558570176 165860609592 167792430336 185270808496 186229456384 194805812928 200284509696 221147479456 223723240448 231331902852 234026284416 237837855264 259741083904 262612631854 277906212744 279344184576 308442537136 312035045888 317117140352 331721219184 335584860672 366275512849 370541616992 372458912768 389611625856 393918947781 400569019392 442294958912 462663805704 468052568832 475675710528 519482167808 525225263708 555812425488 558688369152 616885074272 624070091776 634234280704 663442438368 671169721344 732551025698 741083233984 779223251712 787837895562 884589917824 925327611408 936105137664 951351421056 1038964335616 1050450527416 1098826538547 1111624850976 1117376738304 1233770148544 1268468561408 1326884876736 1465102051396 1482166467968 1558446503424 1575675791124 1769179835648 1850655222816 1872210275328 1902702842112 2100901054832 2197653077094 2223249701952 2467540297088 2536937122816 2653769753472 2930204102792 2964332935936 3116893006848 3151351582248 3538359671296 3701310445632 3805405684224 4201802109664 4395306154188 4446499403904 4935080594176 5307539506944 5860408205584 5928665871872 6302703164496 6959234744131 7076719342592 7402620891264 7610811368448 8403604219328 8790612308376 8892998807808 9870161188352 10615079013888 11720816411168 11857331743744 12605406328992 13918469488262 14805241782528 16807208438656 17581224616752 17785997615616 19740322376704 20877704232393 21230158027776 23441632822336 25210812657984 27836938976524 29610483565056 33614416877312 35162449233504 35571995231232 41755408464786 46883265644672 50421625315968 55673877953048 59220967130112 67228833754624 70324898467008 83510816929572 93766531289344 100843250631936 111347755906096 134457667509248 140649796934016 167021633859144 187533062578688 201686501263872 222695511812192 281299593868032 334043267718288 375066125157376 403373002527744 445391023624384 562599187736064 668086535436576 890782047248768 1125198375472128 1336173070873152 1781564094497536 2672346141746304 3563128188995072 5344692283492608 7126256377990144 10689384566985216 21378769133970432
• Sum of all divisors σ(n): 61405873250947680
• Sum of proper divisors (its aliquot sum) s(n): 40027104116977248
• 21378769133970432 is an abundant number, because the sum of its proper divisors (40027104116977248) is greater than itself. Its abundance is 18648334983006816

Bases of 21378769133970432

• Binary: 1001011111100111110000010010011111101110010010000000000₂
• Hexadecimal: 0x4BF3E093F72400
• Base-36: 5UI52YEWK5C

Squares and roots of 21378769133970432

• 21378769133970432 squared (21378769133970432²) is 457051769683606855064492650266624
• 21378769133970432 cubed (21378769133970432³) is 9771204266338457072117582163399411122900532461568
• The square root of 21378769133970432 is 146214804.7701409477
• The cube root of 21378769133970432 is 277541.2665258301

Scales and comparisons

• 21,378,769,133,970,432 seconds is equal to 679,778,729 years, 30 weeks, 3 days, 2 hours, 27 minutes, 12 seconds.
• To count from 1 to 21,378,769,133,970,432 would take you about two billion, thirty-nine million, three hundred thirty-six thousand, one hundred eighty-eight 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 21378769133970432 cubic inches would be around 23128.4 feet tall.

Recreational maths with 21378769133970432

• 21378769133970432 backwards is 23407933196787312
• The number of decimal digits it has is: 17
• The sum of 21378769133970432's digits is 75
• More coming soon!