813849206820

Names of 813849206820

• Cardinal: 813849206820 can be written as Eight hundred thirteen billion, eight hundred forty-nine million, two hundred six thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 8.1384920682 × 10¹¹

Factors of 813849206820

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 3285

Divisors of 813849206820

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 5 6 10 12 13 15 19 20 26 30 31 38 39 43 52 57 60 62 65 76 78 86 93 95 114 124 129 130 155 156 169 172 186 190 195 215 228 247 258 260 285 310 338 372 380 390 403 430 465 494 507 516 559 570 589 620 645 676 741 780 806 817 845 860 930 988 1014 1118 1140 1178 1209 1235 1290 1333 1482 1612 1634 1677 1690 1767 1860 2015 2028 2236 2356 2418 2451 2470 2535 2580 2666 2795 2945 2964 3169 3211 3268 3354 3380 3534 3705 3999 4030 4085 4836 4902 4940 5070 5239 5332 5590 5890 6045 6338 6422 6665 6708 7068 7267 7410 7657 7998 8060 8170 8385 8835 9507 9633 9804 10140 10478 10621 11180 11780 12090 12255 12676 12844 13330 14534 14820 15314 15717 15845 15996 16055 16340 16770 17329 17670 19014 19266 19995 20956 21242 21801 22971 24180 24510 25327 26195 26660 29068 30628 31434 31690 31863 32110 33540 34658 35340 36335 38028 38285 38532 39990 41197 42484 43602 45942 47535 48165 49020 50654 51987 52390 53105 60211 62868 63380 63726 64220 69316 72670 75981 76570 78585 79980 82394 86645 87204 91884 95070 96330 98239 99541 101308 103974 104780 106210 109005 114855 120422 123591 126635 127452 136267 138073 145340 151962 153140 157170 159315 164788 173290 180633 190140 192660 196478 199082 205985 207948 212420 218010 225277 229710 240844 247182 253270 259935 272534 276146 294717 298623 301055 303924 314340 318630 329251 346580 361266 379905 392956 398164 408801 411970 414219 436020 450554 459420 491195 494364 497705 506540 519870 535561 545068 552292 589434 597246 602110 617955 637260 658502 675831 681335 690365 722532 759810 782743 817602 823940 828438 901108 903165 982390 987753 995410 1039740 1071122 1126385 1178868 1194492 1204220 1235910 1277107 1317004 1351662 1362670 1380730 1473585 1493115 1519620 1565486 1606683 1635204 1646255 1656876 1771471 1806330 1866541 1964780 1975506 1990820 2044005 2071095 2142244 2252770 2348229 2471820 2554214 2589073 2677805 2703324 2725340 2761460 2947170 2986230 3130972 3213366 3292510 3379155 3542942 3612660 3733082 3831321 3913715 3951012 4088010 4142190 4224277 4280263 4505540 4696458 4938765 5108428 5178146 5314413 5355610 5599623 5894340 5972460 6385535 6426732 6585020 6758310 7085884 7466164 7662642 7767219 7827430 8033415 8176020 8284380 8448554 8560526 8857355 9332705 9392916 9877530 10175659 10356292 10628826 10711220 11199246 11741145 12672831 12771070 12840789 12945365 13516620 15325284 15534438 15654860 16066830 16602391 16897108 17121052 17714710 18665410 19156605 19755060 20351318 21121385 21257652 21401315 22398492 23029123 23482290 24265033 25345662 25542140 25681578 25890730 26572065 27998115 30526977 31068876 32133660 33204782 33657949 35429420 37330820 38313210 38836095 40702636 42242770 42802630 46058246 46964580 48530066 49807173 50691324 50878295 51363156 51781460 53144130 54915601 55996230 61053954 63364155 64203945 66409564 67315898 69087369 72795099 76626420 77672190 80261263 83011955 84485540 85605260 92116492 97060132 99614346 100973847 101756590 106288260 109831202 111992460 115145615 121325165 122107908 126728310 128407890 134631796 138174738 145590198 152634885 155344380 160522526 164746803 166023910 168289745 199228692 201947694 203513180 219662404 230291230 240783789 242650330 249035865 253456620 256815780 274578005 276349476 291180396 305269770 315445429 321045052 329493606 332047820 336579490 345436845 363975495 401306315 403895388 437553337 460582460 481567578 485300660 498071730 504869235 549156010 610539540 630890858 658987212 673158980 690873690 713902813 727950990 802612630 823734015 875106674 946336287 963135156 996143460 1009738470 1043396419 1098312020 1203918945 1261781716 1312660011 1381747380 1427805626 1455901980 1577227145 1605225260 1647468030 1750213348 1892672574 2019476940 2086792838 2141708439 2187766685 2407837890 2625320022 2855611252 3130189257 3154454290 3294936060 3569514065 3785345148 4173585676 4283416878 4375533370 4731681435 4815675780 5216982095 5250640044 6260378514 6308908580 6563300055 7139028130 8566833756 8751066740 9463362870 10433964190 10708542195 12520757028 13126600110 13564153447 14278056260 15650946285 18926725740 20867928380 21417084390 26253200220 27128306894 31301892570 40692460341 42834168780 54256613788 62603785140 67820767235 81384920682 135641534470 162769841364 203462301705 271283068940 406924603410 813849206820
• Sum of all divisors σ(n): 2744430796800
• Sum of proper divisors (its aliquot sum) s(n): 1930581589980
• 813849206820 is an abundant number, because the sum of its proper divisors (1930581589980) is greater than itself. Its abundance is 1116732383160

Bases of 813849206820

• Binary: 1011110101111101001100010110000000100100₂
• Hexadecimal: 0xBD7D316024
• Base-36: ADVKSYZO

Squares and roots of 813849206820

• 813849206820 squared (813849206820²) is 662350531441543134512400
• 813849206820 cubed (813849206820³) is 539053454650505351219733307454568000
• The square root of 813849206820 is 902135.9137181049
• The cube root of 813849206820 is 9336.4400916183

Scales and comparisons

• 813,849,206,820 seconds is equal to 25,877 years, 46 weeks, 1 day, 7 minutes.
• To count from 1 to 813,849,206,820 would take you about fifty-one thousand, seven hundred fifty-five 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 813849206820 cubic inches would be around 778 feet tall.

Recreational maths with 813849206820

• 813849206820 backwards is 028602948318
• The number of decimal digits it has is: 12
• The sum of 813849206820's digits is 51
• More coming soon!