813834421680

Names of 813834421680

• Cardinal: 813834421680 can be written as Eight hundred thirteen billion, eight hundred thirty-four million, four hundred twenty-one thousand, six hundred eighty.

Scientific notation

• Scientific notation: 8.1383442168 × 10¹¹

Factors of 813834421680

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1187

Divisors of 813834421680

• Number of divisors d(n): 960
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 17 20 21 24 28 29 30 31 34 35 40 42 48 51 56 58 60 62 68 70 80 84 85 87 93 102 105 112 116 119 120 124 136 140 145 155 168 170 174 186 203 204 210 217 232 238 240 248 255 272 280 290 310 336 340 348 357 372 406 408 420 434 435 464 465 476 493 496 510 527 560 580 595 609 620 651 680 696 714 744 812 816 840 841 868 870 899 930 952 986 1015 1020 1054 1085 1093 1160 1190 1218 1240 1302 1360 1392 1428 1479 1488 1581 1624 1680 1682 1736 1740 1785 1798 1860 1904 1972 2030 2040 2108 2170 2186 2320 2380 2436 2465 2480 2523 2604 2635 2697 2856 2958 3045 3162 3248 3255 3279 3364 3451 3472 3480 3570 3596 3689 3720 3944 4060 4080 4205 4216 4340 4372 4495 4760 4872 4930 5046 5208 5270 5394 5465 5712 5887 5916 6090 6293 6324 6510 6558 6728 6902 6960 7140 7192 7378 7395 7440 7651 7888 7905 8120 8410 8432 8680 8744 8990 9520 9744 9860 10092 10353 10416 10540 10788 10930 11067 11774 11832 12180 12586 12615 12648 13020 13116 13456 13485 13804 14280 14297 14384 14756 14790 15283 15302 15810 16240 16395 16820 17255 17360 17488 17661 17980 18445 18581 18879 19720 20184 20706 21080 21576 21860 22134 22953 23548 23664 24360 25172 25230 25296 26040 26071 26232 26970 27608 28560 28594 29435 29512 29580 30566 30604 31465 31620 31697 32790 33640 33883 34510 35322 35960 36890 37162 37758 38255 39440 40368 41412 42160 42891 43152 43720 44268 45849 45906 47096 48720 50344 50460 51765 52080 52142 52464 53940 55216 55335 55743 57188 58870 59024 59160 61132 61208 62930 63240 63394 65580 67280 67766 69020 70644 71485 71920 73780 74324 75516 76415 76510 78213 82824 85782 87440 88305 88536 91698 91812 92905 94192 94395 95091 100079 100688 100920 101649 103530 104284 106981 107880 110670 111486 114376 114765 117740 118320 122264 122416 125860 126480 126788 130067 130355 131160 135532 138040 141288 142970 147560 148648 151032 152830 153020 156426 158485 165648 169415 171564 176610 177072 182497 183396 183624 185810 188790 190182 200158 201840 203298 207060 208568 213962 214455 215760 221340 221879 222972 228752 229245 229530 235480 237181 244528 251720 253576 260134 260710 262320 271064 276080 278715 282576 285940 295120 297296 300237 302064 305660 306040 312852 316970 320943 338830 343128 353220 364994 366792 367248 371620 377580 380364 390201 391065 400316 406596 414120 417136 427924 428910 442680 443207 443758 445944 458490 459060 470960 474362 475455 500395 503440 507152 508245 520268 521420 534905 538849 542128 547491 557430 571880 576011 600474 611320 612080 625704 633940 641886 650335 665637 677660 686256 706440 711543 729988 733584 743240 755160 760728 780402 782130 800632 813192 828240 855848 857820 885360 886414 887516 891888 912485 916980 918120 919213 948724 950910 982607 1000790 1016490 1040536 1042840 1069810 1077698 1094982 1109395 1114860 1143760 1152022 1185905 1200948 1222640 1251408 1267880 1283772 1300670 1329621 1331274 1355320 1412880 1423086 1459976 1486480 1501185 1510320 1521456 1560804 1564260 1601264 1604715 1616547 1626384 1711696 1715640 1728033 1772828 1775032 1824970 1833960 1836240 1838426 1897448 1901820 1951005 1965214 2001580 2032980 2081072 2085680 2139620 2155396 2189964 2216035 2218790 2229720 2304044 2371810 2401896 2535760 2567544 2601340 2659242 2662548 2694245 2710640 2737455 2757639 2846172 2880055 2919952 2947821 3002370 3102449 3121608 3128520 3209430 3233094 3328185 3431280 3456066 3545656 3550064 3557715 3649940 3667920 3676852 3771943 3794896 3803640 3902010 3930428 4003160 4032077 4065960 4279240 4310792 4379928 4432070 4437580 4459440 4596065 4608088 4743620 4803792 4913035 5135088 5202680 5318484 5325096 5388490 5474910 5515278 5692344 5760110 5895642 6004740 6204898 6243216 6257040 6418860 6434491 6466188 6648105 6656370 6878249 6912132 7091312 7115430 7299880 7353704 7543886 7607280 7804020 7860856 8006320 8064154 8082735 8131920 8558480 8621584 8640165 8759856 8864140 8875160 9192130 9216176 9307347 9487240 9826070 10405360 10636968 10650192 10776980 10949820 11030556 11315829 11384688 11520220 11791284 12009480 12096231 12409796 12837720 12868982 12932376 13296210 13312740 13756498 13788195 13824264 14230860 14599760 14707408 14739105 15087772 15512245 15608040 15626621 15721712 16128308 16165470 16704319 17280330 17728280 17750320 18384260 18614694 18859715 18974480 19303473 19652140 20160385 20634747 21273936 21553960 21899640 22061112 22631658 23040440 23582568 24018960 24192462 24819592 25675440 25737964 25864752 26592420 26625480 27512996 27576390 27648528 28461720 28495603 29478210 30175544 31024490 31216080 31253242 32172455 32256616 32330940 33408638 34391245 34560660 35456560 36768520 37229388 37719430 38606946 39304280 40320770 41269494 43107920 43799280 44122224 45263316 46080880 46536735 46879863 47165136 48384924 49639184 50112957 51475928 53184840 53250960 55025992 55152780 56579145 56923440 56991206 58956420 60351088 60481155 62048980 62506484 64344910 64513232 64661880 66817276 68782490 69121320 73537040 74458776 75438860 77213892 78133105 78608560 80641540 82538988 83521595 85486809 90526632 93073470 93759726 96517365 96769848 100225914 102951856 103173735 106369680 109386347 110051984 110305560 113158290 113982412 116930233 117912840 120962310 124097960 125012968 128689820 129323760 133634552 137564980 138242640 142478015 148917552 150877720 154427784 156266210 161283080 165077976 167043190 170973618 181053264 186146940 187519452 193034730 193539696 199469221 200451828 206347470 218772694 220611120 226316580 227964824 233860466 234399315 235825680 241924620 248195920 250025936 250564785 257379640 267269104 275129960 284956030 301755440 308855568 312532420 322566160 328159041 330155952 334086380 341947236 350790699 372293880 375038904 386069460 398938442 400903656 412694940 427434045 437545388 452633160 455929648 467720932 468798630 483849240 484425251 501129570 514759280 546931735 550259920 569912060 584651165 598407663 625064840 656318082 668172760 683894472 701581398 744587760 750077808 772138920 797876884 801807312 825389880 854868090 875090776 905266320 935441864 937597260 967698480 968850502 997346105 1002259140 1093863470 1139824120 1169302330 1196815326 1250129680 1312636164 1336345520 1367788944 1403162796 1453275753 1544277840 1595753768 1640795205 1650779760 1709736180 1750181552 1753953495 1870883728 1875194520 1937701004 1994692210 2004518280 2187726940 2279648240 2338604660 2393630652 2422126255 2625272328 2806325592 2906551506 2992038315 3191507536 3281590410 3390976757 3419472360 3507906990 3750389040 3875402008 3989384420 4009036560 4375453880 4677209320 4787261304 4844252510 5250544656 5612651184 5813103012 5984076630 6563180820 6781953514 6838944720 7015813980 7266378765 7750804016 7978768840 8750907760 9354418640 9574522608 9688505020 10172930271 11626206024 11968153260 13126361640 13563907028 14031627960 14532757530 15957537680 16954883785 19377010040 20345860542 23252412048 23936306520 26252723280 27127814056 28063255920 29065515060 33909767570 38754020080 40691721084 47872613040 50864651355 54255628112 58131030120 67819535140 81383442168 101729302710 116262060240 135639070280 162766884336 203458605420 271278140560 406917210840 813834421680
• Sum of all divisors σ(n): 3266787483648
• Sum of proper divisors (its aliquot sum) s(n): 2452953061968
• 813834421680 is an abundant number, because the sum of its proper divisors (2452953061968) is greater than itself. Its abundance is 1639118640288

Bases of 813834421680

• Binary: 1011110101111100010011111100010110110000₂
• Hexadecimal: 0xBD7C4FC5B0
• Base-36: ADVC02PC

Squares and roots of 813834421680

• 813834421680 squared (813834421680²) is 662326465911220054022400
• 813834421680 cubed (813834421680³) is 539024076348216006888538261765632000
• The square root of 813834421680 is 902127.7191617603
• The cube root of 813834421680 is 9336.3835531307

Scales and comparisons

• 813,834,421,680 seconds is equal to 25,877 years, 21 weeks, 4 days, 21 hours, 8 minutes.
• To count from 1 to 813,834,421,680 would take you about fifty-one thousand, seven hundred fifty-four 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 813834421680 cubic inches would be around 778 feet tall.

Recreational maths with 813834421680

• 813834421680 backwards is 086124438318
• 813834421680 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 813834421680's digits is 48
• More coming soon!