21420847555800

Names of 21420847555800

• Cardinal: 21420847555800 can be written as Twenty-one trillion, four hundred twenty billion, eight hundred forty-seven million, five hundred fifty-five thousand, eight hundred.

Scientific notation

• Scientific notation: 2.14208475558 × 10¹³

Factors of 21420847555800

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 591

Divisors of 21420847555800

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 11 12 14 15 20 21 22 24 25 28 30 33 35 40 42 44 49 50 55 56 60 66 70 75 77 84 88 98 100 105 110 120 132 140 147 150 154 165 168 175 196 200 210 220 231 245 264 275 280 294 300 308 330 343 350 385 392 420 440 462 490 525 539 550 563 588 600 616 660 686 700 735 770 825 840 924 980 1029 1050 1078 1100 1126 1155 1176 1225 1320 1372 1400 1470 1540 1617 1650 1689 1715 1848 1925 1960 2058 2100 2156 2200 2252 2310 2401 2450 2695 2744 2815 2940 3080 3234 3300 3378 3430 3675 3773 3850 3941 4116 4200 4312 4504 4620 4802 4900 5145 5390 5630 5775 5880 6193 6468 6600 6756 6860 7203 7350 7546 7700 7882 8085 8232 8445 8575 9240 9604 9800 10290 10780 11260 11319 11550 11823 12005 12386 12936 13475 13512 13720 14075 14406 14700 15092 15400 15764 16170 16807 16890 17150 18579 18865 19208 19705 20580 21560 22520 22638 23100 23646 24010 24772 25725 26411 26950 27587 28150 28812 29400 30184 30965 31528 32340 33614 33780 34300 36015 37158 37730 39410 40425 41160 42225 43351 45276 46200 47292 48020 49544 50421 51450 52822 53900 55174 56300 56595 57624 59115 60025 61930 64680 67228 67560 68600 72030 74316 75460 78820 79233 80850 82761 84035 84450 86702 90552 92895 94325 94584 96040 98525 100842 102900 105644 107800 110348 112600 113190 117649 118230 120050 123860 130053 132055 134456 137935 144060 148632 150920 154825 157640 158466 161700 165522 168070 168900 173404 180075 184877 185790 188650 193109 197050 201684 205800 211288 216755 220696 226380 235298 236460 240100 247720 252105 260106 264110 275870 282975 288120 295575 303457 309650 316932 323400 331044 336140 337800 346808 352947 360150 369754 371580 377300 386218 394100 396165 403368 413805 420175 433510 452760 464475 470596 472920 480200 504210 520212 528220 551740 554631 565950 579327 588245 591150 606914 619300 633864 650265 660275 662088 672280 689675 705894 720300 739508 743160 754600 772436 788200 792330 823543 827610 840350 867020 910371 924385 928950 941192 965545 1008420 1040424 1056440 1083775 1103480 1109262 1131900 1158654 1176490 1182300 1213828 1238600 1260525 1294139 1300530 1320550 1351763 1379350 1411788 1440600 1479016 1517285 1544872 1584660 1647086 1655220 1680700 1734040 1764735 1820742 1848770 1857900 1931090 1980825 2016840 2069025 2124199 2167550 2218524 2263800 2317308 2352980 2364600 2427656 2470629 2521050 2588278 2601060 2641100 2703526 2758700 2773155 2823576 2896635 2941225 3034570 3169320 3251325 3294172 3310440 3361400 3529470 3641484 3697540 3715800 3862180 3882417 3961650 4055289 4117715 4138050 4248398 4335100 4437048 4551855 4621925 4634616 4705960 4827725 4941258 5042100 5176556 5202120 5282200 5407052 5517400 5546310 5764801 5793270 5882450 6069140 6372597 6470695 6502650 6588344 6758815 7058940 7282968 7395080 7586425 7724360 7764834 7923300 8110578 8235430 8276100 8496796 8670200 8823675 9058973 9103710 9243850 9462341 9655450 9882516 10084200 10353112 10620995 10814104 11092620 11529602 11586540 11764900 12138280 12353145 12745194 12941390 13005300 13517630 13865775 14117880 14483175 14869393 15172850 15529668 15846600 16221156 16470860 16552200 16993592 17294403 17647350 18117946 18207420 18487700 18924682 19310900 19412085 19765032 20276445 20588575 21241990 22185240 22759275 23059204 23173080 23529800 24706290 25490388 25882780 26010600 27035260 27176919 27731550 28387023 28824005 28966350 29738786 30345700 31059336 31862985 32353475 32442312 32941720 33794075 34588806 35294700 36235892 36414840 36975400 37849364 38621800 38824170 40552890 41177150 42483980 44608179 45294865 45518550 46118408 47311705 49412580 50980776 51765560 53104975 54070520 54353838 55463100 56774046 57648010 57932700 59477572 60691400 61765725 63412811 63725970 64706950 66236387 67588150 69177612 70589400 72471784 74346965 75698728 77648340 81105780 82354300 84967960 86472015 89216358 90589730 91037100 94623410 97060425 98825160 101382225 104085751 106209950 108707676 110926200 113548092 115296020 115865400 118955144 123531450 126825622 127451940 129413900 132472774 135176300 135884595 138355224 141935115 144120025 148693930 155296680 159314925 162211560 164708600 172944030 178432716 181179460 182074200 189246820 190238433 194120850 198709161 202764450 208171502 212419900 217415352 223040895 226474325 227096184 230592040 236558525 247062900 253651244 254903880 258827800 264945548 270352600 271769190 283870230 288240050 297387860 312257253 317064055 318629850 331181935 345888060 356865432 362358920 371734825 378493640 380476866 388241700 397418322 405528900 416343004 424839800 432360075 446081790 452948650 463654709 473117050 494125800 507302488 520428755 529891096 543538380 567740460 576480100 594775720 624514506 634128110 637259700 662363870 679422975 691776120 709675575 728600257 743469650 760953732 776483400 794836644 811057800 832686008 864720150 892163580 905897300 927309418 946234100 951192165 993545805 1040857510 1087076760 1115204475 1135480920 1152960200 1249029012 1268256220 1274519400 1324727740 1358845950 1390964127 1419351150 1457200514 1486939300 1521907464 1561286265 1585320275 1589673288 1655909675 1729440300 1784327160 1811794600 1854618836 1892468200 1902384330 1987091610 2081715020 2185800771 2230408950 2318273545 2498058024 2536512440 2602143775 2649455480 2717691900 2781928254 2838702300 2914401028 2973878600 3122572530 3170640550 3245582963 3311819350 3458880600 3643001285 3709237672 3804768660 3974183220 4163430040 4371601542 4460817900 4636547090 4755960825 4967729025 5100201799 5204287550 5435383800 5563856508 5677404600 5828802056 6245145060 6341281100 6491165926 6623638700 6954820635 7286002570 7609537320 7806431325 7948366440 8743203084 8921635800 9273094180 9511921650 9736748889 9935458050 10200403598 10408575100 10929003855 11127713016 11591367725 12490290120 12682562200 12982331852 13247277400 13909641270 14572005140 15300605397 15612862650 16227914815 17486406168 18215006425 18546188360 19023843300 19473497778 19870916100 20400807196 20817150200 21858007710 23182735450 25501008995 25964663704 27819282540 29144010280 30601210794 31225725300 32455829630 34774103175 35701412593 36430012850 38047686600 38946995556 39741832200 40801614392 43716015420 46365470900 48683744445 51002017990 54645019275 55638565080 61202421588 62451450600 64911659260 69548206350 71402825186 72860025700 76503026985 77893991112 81139574075 87432030840 92730941800 97367488890 102004035980 107104237779 109290038550 122404843176 127505044975 129823318520 139096412700 142805650372 145720051400 153006053970 162279148150 178507062965 194734977780 204008071960 214208475558 218580077100 243418722225 255010089950 278192825400 285611300744 306012107940 324558296300 357014125930 382515134925 389469955560 428416951116 437160154200 486837444450 510020179900 535521188895 612024215880 649116592600 714028251860 765030269850 856833902232 892535314825 973674888900 1020040359800 1071042377790 1428056503720 1530060539700 1785070629650 1947349777800 2142084755580 2677605944475 3060121079400 3570141259300 4284169511160 5355211888950 7140282518600 10710423777900 21420847555800
• Sum of all divisors σ(n): 84665093676480
• Sum of proper divisors (its aliquot sum) s(n): 63244246120680
• 21420847555800 is an abundant number, because the sum of its proper divisors (63244246120680) is greater than itself. Its abundance is 41823398564880

Bases of 21420847555800

• Binary: 100110111101101101110000000100110010011011000₂
• Hexadecimal: 0x137B6E0264D8
• Base-36: 7LCLNKC0O

Squares and roots of 21420847555800

• 21420847555800 squared (21420847555800²) is 458852710008822834113640000
• 21420847555800 cubed (21420847555800³) is 9829013951664698802558394253441112000000
• The square root of 21420847555800 is 4628266.1500609491
• The cube root of 21420847555800 is 27772.3235917607

Scales and comparisons

• 21,420,847,555,800 seconds is equal to 681,116 years, 36 weeks, 8 hours, 10 minutes.
• To count from 1 to 21,420,847,555,800 would take you about one million, seven hundred two thousand, seven hundred ninety-one 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 21420847555800 cubic inches would be around 2314.4 feet tall.

Recreational maths with 21420847555800

• 21420847555800 backwards is 00855574802412
• The number of decimal digits it has is: 14
• The sum of 21420847555800's digits is 51
• More coming soon!