21029755276880

Names of 21029755276880

• Cardinal: 21029755276880 can be written as Twenty-one trillion, twenty-nine billion, seven hundred fifty-five million, two hundred seventy-six thousand, eight hundred eighty.

Scientific notation

• Scientific notation: 2.102975527688 × 10¹³

Factors of 21029755276880

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 239

Divisors of 21029755276880

• Number of divisors d(n): 600
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 31 35 37 40 49 56 62 70 74 80 98 112 124 140 148 155 157 185 196 217 245 248 259 280 296 310 314 370 392 434 490 496 518 560 592 620 628 740 784 785 868 961 980 1036 1085 1099 1147 1240 1256 1295 1480 1519 1570 1736 1813 1922 1960 2072 2170 2198 2294 2480 2512 2590 2960 3038 3140 3472 3626 3844 3920 4144 4340 4396 4588 4805 4867 5180 5495 5735 5809 6076 6280 6727 7252 7595 7688 7693 8029 8680 8792 9065 9176 9610 9734 10360 10990 11470 11618 12152 12560 13454 14504 15190 15376 15386 16058 17360 17584 18130 18352 19220 19468 20720 21980 22940 23236 24304 24335 26908 29008 29045 29791 30380 30772 32116 33635 34069 35557 36260 38440 38465 38936 40145 40663 43960 45880 46472 47089 48670 53816 56203 58090 59582 60760 61544 64232 67270 68138 71114 72520 76880 76930 77872 80290 81326 87920 91760 92944 94178 97340 107632 112406 116180 119164 121520 123088 128464 134540 136276 142228 145040 148955 150877 153860 160580 162652 170345 177785 180079 188356 194680 203315 208537 224812 232360 235445 238328 238483 248899 269080 272552 281015 284456 284641 297910 301754 307720 321160 325304 340690 355570 360158 376712 389360 406630 417074 449624 464720 470890 476656 476966 497798 538160 545104 562030 568912 569282 595820 603508 615440 642320 650608 681380 711140 720316 753424 754385 813260 834148 899248 900395 923521 941780 953932 995596 1042685 1056139 1102267 1124060 1138564 1191640 1192415 1207016 1244495 1260553 1362760 1422280 1423205 1440632 1459759 1508770 1626520 1668296 1742293 1800790 1847042 1883560 1907864 1991192 2085370 2112278 2204534 2248120 2277128 2383280 2384830 2414032 2488990 2521106 2725520 2844560 2846410 2881264 2919518 3017540 3253040 3336592 3484586 3601580 3694084 3767120 3815728 3982384 4170740 4224556 4409068 4496240 4554256 4617605 4677187 4769660 4977980 5042212 5280695 5511335 5582449 5692820 5839036 6035080 6302765 6464647 6969172 7203160 7298795 7388168 7392973 7715869 8341480 8449112 8711465 8818136 8823871 9235210 9354374 9539320 9955960 10084424 10561390 11022670 11164898 11385640 11678072 12070160 12605530 12929294 13938344 14406320 14597590 14776336 14785946 15431738 16682960 16898224 17422930 17636272 17647742 18470420 18708748 19078640 19911920 20168848 21122780 22045340 22329796 22771280 23356144 23385935 25211060 25858588 27876688 27912245 29195180 29571892 30863476 32323235 32740309 34170277 34845860 35295484 36940840 36964865 37417496 38579345 39077143 42245560 44090680 44119355 44659592 45252529 46771870 50422120 51717176 54011083 55824490 58390360 59143784 61726952 64646470 65480618 68340554 69691720 70590968 73881680 73929730 74834992 77158690 78154286 84491120 88181360 88238710 89319184 90505058 93543740 100844240 103434352 108022166 111648980 116780720 118287568 123453904 129292940 130961236 136681108 139383440 141181936 144992797 147859460 154317380 156308572 163701545 170851385 173055919 176477420 181010116 187087480 195385715 216044332 223297960 226262645 229182163 239191939 258585880 261922472 270055415 273362216 273540001 289985594 295718920 308634760 312617144 327403090 341702770 346111838 352954840 362020232 374174960 390771430 432088664 446595920 452525290 458364326 478383878 517171760 523844944 540110830 546724432 547080002 579971188 591437840 617269520 625234288 654806180 683405540 692223676 705909680 724040464 724963985 781542860 864177328 865279595 905050580 916728652 956767756 1014949579 1080221660 1094160004 1145910815 1159942376 1195959695 1211391433 1309612360 1366811080 1367700005 1384447352 1449927970 1563085720 1674343573 1730559190 1810101160 1833457304 1913535512 2029899158 2160443320 2188320008 2291821630 2319884752 2391919390 2422782866 2619224720 2733622160 2735400010 2768894704 2899855940 3126171440 3348687146 3461118380 3620202320 3666914608 3827071024 4059798316 4320886640 4376640016 4583643260 4783838780 4845565732 5074747895 5364733489 5470800020 5799711880 6056957165 6697374292 6922236760 7104647053 8119596632 8371717865 8479740031 9167286520 9567677560 9691131464 10149495790 10729466978 10941600040 11599423760 12113914330 13394748584 13844473520 14209294106 16239193264 16743435730 16959480062 18334573040 19135355120 19382262928 20298991580 21458933956 21883200080 24227828660 26789497168 26823667445 28418588212 33486871460 33918960124 35523235265 37553134423 40597983160 42398700155 42917867912 48455657320 53647334890 56837176424 66973742920 67837920248 71046470530 75106268846 81195966320 84797400310 85835735824 96911314640 107294669780 113674352848 133947485840 135675840496 142092941060 150212537692 169594800620 187765672115 214589339560 262871940961 284185882120 300425075384 339189601240 375531344230 429178679120 525743881922 568371764240 600850150768 678379202480 751062688460 1051487763844 1314359704805 1502125376920 2102975527688 2628719409610 3004250753840 4205951055376 5257438819220 10514877638440 21029755276880
• Sum of all divisors σ(n): 60745719826440
• Sum of proper divisors (its aliquot sum) s(n): 39715964549560
• 21029755276880 is an abundant number, because the sum of its proper divisors (39715964549560) is greater than itself. Its abundance is 18686209272680

Bases of 21029755276880

• Binary: 100110010000001011111000101111100111001010000₂
• Hexadecimal: 0x13205F17CE50
• Base-36: 7GCXPBIA8

Squares and roots of 21029755276880

• 21029755276880 squared (21029755276880²) is 442250607005462205462534400
• 21029755276880 cubed (21029755276880³) is 9300422036376501910309135559538524672000
• The square root of 21029755276880 is 4585821.1126122223
• The cube root of 21029755276880 is 27602.2661781679

Scales and comparisons

• 21,029,755,276,880 seconds is equal to 668,681 years, 8 weeks, 5 days, 8 hours, 1 minute, 20 seconds.
• To count from 1 to 21,029,755,276,880 would take you about one million, six hundred seventy-one thousand, seven hundred 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 21029755276880 cubic inches would be around 2300.2 feet tall.

Recreational maths with 21029755276880

• 21029755276880 backwards is 08867255792012
• 21029755276880 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21029755276880's digits is 62
• More coming soon!