642163143720

Names of 642163143720

• Cardinal: 642163143720 can be written as Six hundred forty-two billion, one hundred sixty-three million, one hundred forty-three thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 6.4216314372 × 10¹¹

Factors of 642163143720

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 207

Divisors of 642163143720

• Number of divisors d(n): 1152
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 20 21 24 28 29 30 31 35 40 42 49 56 58 59 60 62 70 71 84 87 93 98 105 116 118 120 124 140 142 145 147 155 168 174 177 186 196 203 210 213 217 232 236 245 248 280 284 290 294 295 310 348 354 355 372 392 406 413 420 426 434 435 465 472 490 497 568 580 588 590 609 620 651 696 708 710 735 744 812 826 840 841 852 868 870 885 899 930 980 994 1015 1065 1085 1160 1176 1180 1218 1239 1240 1302 1416 1420 1421 1470 1491 1519 1624 1652 1682 1704 1711 1736 1740 1770 1798 1829 1860 1960 1988 2030 2059 2065 2130 2170 2201 2360 2436 2478 2485 2523 2604 2697 2840 2842 2891 2940 2982 3038 3045 3255 3304 3364 3422 3479 3480 3540 3596 3658 3720 3976 4060 4118 4130 4189 4205 4260 4263 4340 4402 4495 4557 4872 4956 4970 5046 5133 5208 5394 5487 5684 5782 5880 5887 5964 6076 6090 6177 6195 6293 6510 6603 6728 6844 6958 7080 7105 7192 7316 7455 7595 8120 8236 8260 8378 8410 8520 8526 8555 8673 8680 8804 8990 9114 9145 9912 9940 10092 10266 10295 10437 10788 10974 11005 11368 11564 11774 11928 11977 12152 12180 12354 12390 12567 12586 12615 12803 13020 13206 13485 13688 13916 14210 14413 14455 14632 14910 15190 15407 16472 16520 16756 16820 17052 17110 17346 17395 17608 17661 17980 18228 18290 18879 19880 20184 20532 20590 20874 20945 21315 21576 21948 22010 22785 23128 23548 23954 24360 24708 24780 25134 25172 25230 25606 25665 26040 26071 26412 26970 27435 27832 28420 28826 28910 29323 29435 29820 30380 30814 30885 31465 33015 33512 33640 34104 34220 34692 34790 35322 35931 35960 36456 36580 37758 38409 41064 41180 41209 41748 41890 42630 43239 43365 43896 44020 44051 45570 46221 47096 47908 49416 49560 49619 50268 50344 50460 51212 51330 52142 52185 52824 53041 53940 54870 56840 57652 57820 58646 58870 59640 59711 59885 60760 61628 61770 62835 62930 63829 64015 66030 68440 69384 69580 70644 71862 72065 73160 75516 76818 77035 78213 82360 82418 83496 83780 83839 85260 86478 86730 87969 88040 88102 88305 89621 91140 92442 94395 95816 99238 100536 100891 100920 102424 102660 104284 104370 106082 107849 107880 109740 115304 115640 117292 117740 119422 119770 121481 123256 123540 123627 125670 125860 127658 128030 129859 130355 132060 132153 139160 141288 143724 144130 146615 148857 151032 153636 154070 156426 159123 164836 167560 167678 170520 172956 173460 175938 176204 176610 179133 179242 179655 182280 182497 184884 188790 191487 192045 198476 201782 205261 205320 206045 208568 208740 212164 215698 216195 219480 220255 231105 234584 235480 238844 239540 242962 247080 247254 248095 251340 251517 251720 255316 256060 259718 260710 264120 264306 265205 268863 287448 288260 293230 297714 298555 302673 307272 308140 312852 318246 319145 323547 329672 335356 345912 346920 347333 351876 352408 353220 358266 358484 359310 364443 364994 369768 371287 377580 382974 384090 389577 391065 396952 403564 410522 412090 417480 417977 419195 424328 431396 432390 439845 440510 446803 448105 462210 477688 479080 485924 494508 496190 502680 503034 504455 510632 512120 519436 521420 528612 530410 537726 539245 547491 576520 586460 595428 597110 605346 607405 615783 616280 618135 625704 636492 638290 647094 649295 660765 670712 694666 703752 706440 716532 716968 718620 728886 729988 742574 744285 755160 765948 768180 779154 782130 795615 807128 821044 824180 835954 838390 850367 862792 864780 879690 881020 893606 895665 896210 909013 912485 924420 957435 971848 989016 992380 1006068 1008910 1026305 1038872 1041999 1042840 1057224 1060820 1075452 1078490 1094982 1113861 1172920 1190856 1194220 1210692 1214810 1231566 1236270 1253931 1257585 1272984 1276580 1277479 1294188 1298590 1321530 1340409 1344315 1389332 1433064 1437240 1457772 1459976 1485148 1488570 1513365 1531896 1536360 1538189 1558308 1564260 1591230 1617735 1642088 1648360 1671908 1676780 1700734 1729560 1736665 1759380 1762040 1787212 1791330 1792420 1818026 1822215 1824970 1848840 1851041 1856435 1914870 1947885 1984760 2012136 2017820 2052610 2083998 2089885 2121640 2150904 2156980 2189964 2227722 2234015 2388440 2421384 2429620 2431331 2463132 2472540 2507862 2515170 2551101 2553160 2554958 2588376 2597180 2599009 2643060 2680818 2688630 2727039 2737455 2778664 2915544 2925839 2970296 2977140 3026730 3076378 3078915 3116616 3127621 3128520 3182460 3235470 3343816 3353560 3401468 3473330 3518760 3522949 3574424 3582660 3584840 3636052 3644430 3649940 3702082 3712870 3765911 3829740 3832437 3895770 4035640 4105220 4167996 4179770 4251835 4313960 4379928 4455444 4468030 4545065 4614567 4859240 4862662 4926264 4945080 5015724 5030340 5102202 5109916 5194360 5198018 5209995 5286120 5361636 5377260 5454078 5474910 5553123 5569305 5851678 5952569 5954280 6053460 6152756 6157830 6255242 6269655 6363091 6364920 6387395 6470940 6702045 6802936 6946660 7045898 7165320 7272104 7288860 7293993 7299880 7404164 7425740 7531822 7659480 7664874 7690945 7791540 7797027 8210440 8335992 8359540 8503670 8777517 8910888 8936060 9090130 9229134 9255205 9382863 9725324 10031448 10060680 10204404 10219832 10396036 10419990 10568847 10723272 10754520 10767323 10908156 10949820 11106246 11138610 11297733 11703356 11905138 12106920 12156655 12305512 12315660 12510484 12539310 12726182 12755505 12774790 12941880 12957287 12995045 13404090 13635195 13893320 14091796 14577720 14587986 14629195 14808328 14851480 15063644 15329748 15381890 15583080 15594054 15638105 16719080 17007340 17555034 17614745 17857707 17872120 18180260 18458268 18510410 18765726 18829555 19089273 19162185 19450648 20408808 20792072 20839980 21137694 21534646 21816312 21899640 22212492 22277220 22595466 23072835 23406712 23810276 24313310 24631320 24660643 25020968 25078620 25452364 25511010 25549580 25914574 25990090 26361377 26808180 27270390 27765615 28183592 29175972 29258390 29762845 30127288 30659496 30763780 31188108 31276210 31815455 32301969 34014680 35110068 35229490 35715414 36360520 36469965 36916536 37020820 37531452 37659110 38178546 38324370 38871861 38985135 41679960 42275388 43069292 43887585 44424984 44554440 45190932 46145670 46914315 47620552 48626620 49321286 50157240 50904728 51022020 51099160 51829148 51980180 52722754 52844235 53616360 53836615 54540780 55531230 56488665 58351944 58516780 59525690 61527560 62376216 62552420 63630910 64603938 64786435 70220136 70458980 71430828 72939930 73981929 74041640 75062904 75318220 75371261 76357092 76648740 77743722 77970270 79084131 84550776 86138584 87775170 89288535 90381864 90701009 92291340 93828630 95446365 97253240 98642572 102044040 103658296 103960360 105445508 105688470 107673230 109081560 109211419 111062460 112977330 117033560 119051380 123303215 125104840 127261820 129207876 129572870 131806885 140917960 142861656 145879860 147963858 150636440 150742522 152714184 153297480 155487444 155940540 158168262 161509845 172624501 175550340 178577070 181402018 184529639 184582680 187657260 190892730 194359305 197285144 210891016 211376940 215346460 218422838 222124920 225954660 226113783 238102760 246606430 254523640 258415752 259145740 263613770 272103027 291759720 295927716 301485044 310974888 311881080 316336524 323019690 327634257 345249002 351100680 357154140 362804036 369059278 369909645 375314520 376856305 381785460 388718610 395420655 422753880 430692920 436845676 451909320 452227566 453505045 493212860 517873503 518291480 527227540 544206054 546057095 553588917 591855432 602970088 632673048 646039380 655268514 690498004 714308280 725608072 738118556 739819290 753712610 763570920 764479933 777437220 790841310 863122505 873691352 904455132 907010090 922648195 986425720 1035747006 1054455080 1088412108 1092114190 1107177834 1130568915 1292078760 1310537028 1360515135 1380996008 1476237112 1479638580 1507425220 1528959866 1554874440 1581682620 1638171285 1726245010 1808910264 1814020180 1845296390 2071494012 2176824216 2184228380 2214355668 2261137830 2293439799 2589367515 2621074056 2721030270 2767944585 2959277160 3014850440 3057919732 3163365240 3276342570 3452490020 3628040360 3690592780 3822399665 4142988024 4368456760 4428711336 4522275660 4586879598 5178735030 5351359531 5442060540 5535889170 6115839464 6552685140 6904980040 7381185560 7644799330 9044551320 9173759196 10357470060 10702719062 10884121080 11071778340 11467198995 13105370280 15289598660 16054078593 18347518392 20714940120 21405438124 22143556680 22934397990 26756797655 30579197320 32108157186 42810876248 45868795980 53513595310 64216314372 80270392965 91737591960 107027190620 128432628744 160540785930 214054381240 321081571860 642163143720
• Sum of all divisors σ(n): 2470752460800
• Sum of proper divisors (its aliquot sum) s(n): 1828589317080
• 642163143720 is an abundant number, because the sum of its proper divisors (1828589317080) is greater than itself. Its abundance is 1186426173360

Bases of 642163143720

• Binary: 1001010110000011111001111111010000101000₂
• Hexadecimal: 0x9583E7F428
• Base-36: 8707CSVC

Squares and roots of 642163143720

• 642163143720 squared (642163143720²) is 412373503152353375438400
• 642163143720 cubed (642163143720³) is 264811065171144573687876377206848000
• The square root of 642163143720 is 801350.8243709493
• The cube root of 642163143720 is 8627.4369084199

Scales and comparisons

• 642,163,143,720 seconds is equal to 20,418 years, 41 weeks, 4 days, 19 hours, 2 minutes.
• To count from 1 to 642,163,143,720 would take you about forty thousand, eight hundred thirty-seven 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 642163143720 cubic inches would be around 719 feet tall.

Recreational maths with 642163143720

• 642163143720 backwards is 027341361246
• The number of decimal digits it has is: 12
• The sum of 642163143720's digits is 39
• More coming soon!