21439448343040

Names of 21439448343040

• Cardinal: 21439448343040 can be written as Twenty-one trillion, four hundred thirty-nine billion, four hundred forty-eight million, three hundred forty-three thousand and forty.

Scientific notation

• Scientific notation: 2.143944834304 × 10¹³

Factors of 21439448343040

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 1781

Divisors of 21439448343040

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 16 20 26 28 31 32 35 40 52 56 62 64 65 70 80 91 104 112 124 128 130 140 155 160 182 208 217 224 248 256 260 280 310 320 364 403 416 434 448 455 496 512 520 560 620 640 728 806 832 868 896 910 992 1040 1085 1120 1240 1280 1456 1612 1664 1723 1736 1792 1820 1984 2015 2080 2170 2240 2480 2560 2821 2912 3224 3328 3446 3472 3584 3640 3968 4030 4160 4340 4480 4960 5642 5824 6448 6656 6892 6944 7280 7936 8060 8320 8615 8680 8960 9920 11284 11648 12061 12896 13784 13888 14105 14560 15872 16120 16640 17230 17360 17920 19840 22399 22568 23296 24122 25792 27568 27776 28210 29120 32240 33280 34460 34720 39680 44798 45136 46592 48244 51584 53413 55136 55552 56420 58240 60305 64480 68920 69440 79360 89596 90272 96488 103168 106826 110272 111104 111995 112840 116480 120610 128960 137840 138880 156793 179192 180544 192976 206336 213652 220544 223990 225680 232960 241220 257920 267065 275680 277760 313586 358384 361088 373891 385952 427304 441088 447980 451360 482440 515840 534130 551360 555520 627172 694369 716768 722176 747782 771904 783965 854608 882176 895960 902720 964880 1031680 1068260 1102720 1254344 1388738 1433536 1444352 1495564 1543808 1567930 1709216 1791920 1805440 1869455 1929760 2136520 2205440 2508688 2777476 2867072 2968729 2991128 3087616 3135860 3418432 3471845 3583840 3610880 3738910 3859520 4273040 4410880 4860583 5017376 5554952 5734144 5937458 5982256 6175232 6271720 6836864 6943690 7167680 7221760 7477820 7719040 8546080 9721166 10034752 11109904 11468288 11874916 11964512 12543440 13673728 13887380 14335360 14843645 14955640 15438080 17092160 19442332 20069504 20781103 22219808 23749832 23929024 24302915 25086880 27347456 27774760 28670720 29687290 29911280 30876160 34184320 38593477 38884664 40139008 41562206 44439616 47499664 47858048 48605830 50173760 55549520 57341440 59374580 59822560 68368640 77186954 77769328 80278016 83124412 88879232 92030599 94999328 95716096 97211660 100347520 103905515 111099040 118749160 119645120 136737280 154373908 155538656 166248824 177758464 184061198 189998656 191432192 192967385 194423320 200695040 207811030 222198080 237498320 239290240 270154339 308747816 311077312 332497648 355516928 368122396 379997312 385934770 388846640 401390080 415622060 444396160 460152995 474996640 478580480 540308678 617495632 622154624 644214193 664995296 736244792 759994624 771869540 777693280 831244120 888792320 920305990 949993280 957160960 1080617356 1196397787 1234991264 1244309248 1288428386 1329990592 1350771695 1472489584 1519989248 1543739080 1555386560 1662488240 1777584640 1840611980 1899986560 2161234712 2392795574 2469982528 2488618496 2576856772 2659981184 2701543390 2944979168 3087478160 3110773120 3221070965 3324976480 3681223960 3799973120 4322469424 4785591148 4939965056 5153713544 5319962368 5403086780 5889958336 5981988935 6174956320 6221546240 6442141930 6649952960 7362447920 7599946240 8374784509 8644938848 9571182296 9879930112 10307427088 10639924736 10806173560 11779916672 11963977870 12349912640 12443092480 12884283860 13299905920 14724895840 16749569018 17289877696 19142364592 19759860224 20614854176 21612347120 23559833344 23927955740 24699825280 25768567720 26599811840 29449791680 33499138036 34579755392 38284729184 41229708352 41873922545 43224694240 47119666688 47855911480 49399650560 51537135440 53199623680 58899583360 66998276072 69159510784 76569458368 82459416704 83747845090 86449388480 95711822960 98799301120 103074270880 117799166720 133996552144 138319021568 153138916736 164918833408 167495690180 172898776960 191423645920 206148541760 235598333440 267993104288 306277833472 329837666816 334991380360 345797553920 382847291840 412297083520 535986208576 612555666944 669982760720 691595107840 765694583680 824594167040 1071972417152 1339965521440 1531389167360 1649188334080 2143944834304 2679931042880 3062778334720 4287889668608 5359862085760 10719724171520 21439448343040
• Sum of all divisors σ(n): 65345783602176
• Sum of proper divisors (its aliquot sum) s(n): 43906335259136
• 21439448343040 is an abundant number, because the sum of its proper divisors (43906335259136) is greater than itself. Its abundance is 22466886916096

Bases of 21439448343040

• Binary: 100110111111111000010101100111110001000000000₂
• Hexadecimal: 0x137FC2B3E200
• Base-36: 7LL59ZRB4

Squares and roots of 21439448343040

• 21439448343040 squared (21439448343040²) is 459649945253880601516441600
• 21439448343040 cubed (21439448343040³) is 9854641257151737174311672372436926464000
• The square root of 21439448343040 is 4630275.1908542109
• The cube root of 21439448343040 is 27780.3599626679

Scales and comparisons

• 21,439,448,343,040 seconds is equal to 681,708 years, 7 weeks, 2 days, 5 hours, 30 minutes, 40 seconds.
• To count from 1 to 21,439,448,343,040 would take you about one million, seven hundred four thousand, two hundred seventy 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 21439448343040 cubic inches would be around 2315 feet tall.

Recreational maths with 21439448343040

• 21439448343040 backwards is 04034384493412
• The number of decimal digits it has is: 14
• The sum of 21439448343040's digits is 49
• More coming soon!