12821399019520

Names of 12821399019520

• Cardinal: 12821399019520 can be written as Twelve trillion, eight hundred twenty-one billion, three hundred ninety-nine million, nineteen thousand, five hundred twenty.

Scientific notation

• Scientific notation: 1.282139901952 × 10¹³

Factors of 12821399019520

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 728

Divisors of 12821399019520

• Number of divisors d(n): 504
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 16 20 26 28 32 35 40 49 52 56 64 65 70 80 91 98 104 112 128 130 140 160 182 196 208 224 245 256 260 280 320 364 392 416 448 455 490 512 520 560 637 640 701 728 784 832 896 910 980 1024 1040 1120 1274 1280 1402 1456 1568 1664 1792 1820 1960 2048 2080 2240 2548 2560 2804 2912 3136 3185 3328 3505 3584 3640 3920 4096 4160 4480 4907 5096 5120 5608 5824 6272 6370 6656 7010 7168 7280 7840 8192 8320 8960 9113 9814 10192 10240 11216 11648 12544 12740 13312 14020 14336 14560 15680 16640 17920 18226 19628 20384 20480 22432 23296 24535 25088 25480 26624 28040 28672 29120 31360 33280 34349 35840 36452 39256 40768 40960 44864 45565 46592 49070 50176 50960 53248 56080 57344 58240 62720 63791 66560 68698 71680 72904 78512 81536 89728 91130 93184 98140 100352 101920 106496 112160 116480 125440 127582 133120 137396 143360 145808 157024 163072 171745 179456 182260 186368 196280 200704 203840 224320 232960 250880 255164 266240 274792 286720 291616 314048 318955 326144 343490 358912 364520 372736 392560 401408 407680 446537 448640 465920 491401 501760 510328 532480 549584 583232 628096 637910 652288 686980 717824 729040 745472 785120 815360 893074 897280 931840 982802 1003520 1020656 1099168 1166464 1256192 1275820 1304576 1373960 1435648 1458080 1570240 1630720 1786148 1794560 1863680 1965604 2007040 2041312 2198336 2232685 2332928 2457005 2512384 2551640 2609152 2747920 2871296 2916160 3140480 3261440 3439807 3572296 3589120 3727360 3931208 4082624 4396672 4465370 4665856 4914010 5024768 5103280 5218304 5495840 5742592 5832320 6280960 6388213 6522880 6879614 7144592 7178240 7862416 8165248 8793344 8930740 9331712 9828020 10049536 10206560 10991680 11664640 12561920 12776426 13045760 13759228 14289184 14356480 15724832 16330496 17199035 17586688 17861480 18663424 19656040 20099072 20413120 21983360 23329280 24078649 25123840 25552852 26091520 27518456 28578368 28712960 31449664 31941065 32660992 34398070 35173376 35722960 37326848 39312080 40198144 40826240 43966720 44717491 46658560 48157298 50247680 51105704 55036912 57156736 62899328 63882130 65321984 68796140 70346752 71445920 74653696 78624160 81652480 87933440 89434982 93317120 96314596 100495360 102211408 110073824 114313472 120393245 125798656 127764260 130643968 137592280 140693504 142891840 157248320 163304960 175866880 178869964 186634240 192629192 200990720 204422816 220147648 223587455 228626944 240786490 251597312 255528520 261287936 275184560 281387008 285783680 313022437 314496640 326609920 351733760 357739928 373268480 385258384 408845632 440295296 447174910 457253888 481572980 503194624 511057040 522575872 550369120 571567360 626044874 628993280 653219840 703467520 715479856 770516768 817691264 880590592 894349820 914507776 963145960 1006389248 1022114080 1100738240 1143134720 1252089748 1257986560 1306439680 1406935040 1430959712 1541033536 1565112185 1635382528 1761181184 1788699640 1829015552 1926291920 2012778496 2044228160 2201476480 2286269440 2504179496 2515973120 2612879360 2861919424 3082067072 3130224370 3270765056 3522362368 3577399280 3658031104 3852583840 4025556992 4088456320 4402952960 4572538880 5008358992 5031946240 5723838848 6164134144 6260448740 6541530112 7044724736 7154798560 7705167680 8176912640 8805905920 9145077760 10016717984 10063892480 11447677696 12328268288 12520897480 13083060224 14089449472 14309597120 15410335360 16353825280 17611811840 18290155520 20033435968 20127784960 22895355392 24656536576 25041794960 26166120448 28178898944 28619194240 30820670720 32707650560 35223623680 40066871936 45790710784 49313073152 50083589920 52332240896 57238388480 61641341440 65415301120 70447247360 80133743872 91581421568 98626146304 100167179840 114476776960 123282682880 130830602240 140894494720 160267487744 183162843136 197252292608 200334359680 228953553920 246565365760 261661204480 320534975488 366325686272 400668719360 457907107840 493130731520 641069950976 801337438720 915814215680 986261463040 1282139901952 1602674877440 1831628431360 2564279803904 3205349754880 6410699509760 12821399019520
• Sum of all divisors σ(n): 38601447073812
• Sum of proper divisors (its aliquot sum) s(n): 25780048054292
• 12821399019520 is an abundant number, because the sum of its proper divisors (25780048054292) is greater than itself. Its abundance is 12958649034772

Bases of 12821399019520

• Binary: 10111010100100110110111011110010000000000000₂
• Hexadecimal: 0xBA936EF2000
• Base-36: 4JM2HXR0G

Squares and roots of 12821399019520

• 12821399019520 squared (12821399019520²) is 164388272817748417341030400
• 12821399019520 cubed (12821399019520³) is 2107687639926065825750318936026513408000
• The square root of 12821399019520 is 3580698.1190153409
• The cube root of 12821399019520 is 23405.1702965871

Scales and comparisons

• 12,821,399,019,520 seconds is equal to 407,680 years, 43 weeks, 23 hours, 38 minutes, 40 seconds.
• To count from 1 to 12,821,399,019,520 would take you about one million, nineteen thousand, two 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 12821399019520 cubic inches would be around 1950.4 feet tall.

Recreational maths with 12821399019520

• 12821399019520 backwards is 02591099312821
• 12821399019520 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 12821399019520's digits is 52
• More coming soon!