18185207040

Names of 18185207040

• Cardinal: 18185207040 can be written as Eighteen billion, one hundred eighty-five million, two hundred seven thousand and forty.

Scientific notation

• Scientific notation: 1.818520704 × 10¹⁰

Factors of 18185207040

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 143

Divisors of 18185207040

• Number of divisors d(n): 1728
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 18 19 20 21 22 24 26 28 30 32 33 35 36 38 39 40 42 44 45 48 52 55 56 57 60 63 64 65 66 70 72 76 77 78 80 83 84 88 90 91 95 96 99 104 105 110 112 114 117 120 126 128 130 132 133 140 143 144 152 154 156 160 165 166 168 171 176 180 182 190 192 195 198 208 209 210 220 224 228 231 234 240 247 249 252 256 260 264 266 273 280 285 286 288 304 308 312 315 320 330 332 336 342 352 360 364 380 384 385 390 396 399 415 416 418 420 429 440 448 455 456 462 468 480 494 495 498 504 520 528 532 546 560 570 572 576 581 585 608 616 624 627 630 640 660 664 665 672 684 693 704 715 720 728 741 747 760 768 770 780 792 798 819 830 832 836 840 855 858 880 896 910 912 913 924 936 960 988 990 996 1001 1008 1040 1045 1056 1064 1079 1092 1120 1140 1144 1152 1155 1162 1170 1197 1216 1232 1235 1245 1248 1254 1260 1280 1287 1320 1328 1330 1344 1365 1368 1386 1408 1430 1440 1456 1463 1482 1494 1520 1540 1560 1577 1584 1596 1638 1660 1664 1672 1680 1710 1716 1729 1743 1760 1792 1820 1824 1826 1848 1872 1881 1920 1976 1980 1992 1995 2002 2016 2080 2090 2112 2128 2145 2158 2184 2223 2240 2280 2288 2304 2310 2324 2340 2394 2432 2464 2470 2490 2496 2508 2520 2574 2640 2656 2660 2688 2717 2730 2736 2739 2772 2816 2860 2880 2905 2912 2926 2964 2988 3003 3040 3080 3120 3135 3154 3168 3192 3237 3276 3320 3328 3344 3360 3420 3432 3458 3465 3486 3520 3640 3648 3652 3696 3705 3735 3744 3762 3840 3952 3960 3984 3990 4004 4032 4095 4160 4180 4224 4256 4290 4316 4368 4389 4446 4480 4560 4565 4576 4620 4648 4680 4731 4788 4864 4928 4940 4980 4992 5005 5016 5040 5148 5187 5229 5280 5312 5320 5376 5395 5434 5460 5472 5478 5544 5720 5760 5810 5824 5852 5928 5976 5985 6006 6080 6160 6240 6270 6308 6336 6384 6391 6435 6474 6552 6640 6688 6720 6840 6864 6916 6930 6972 7040 7280 7296 7304 7315 7392 7410 7470 7488 7524 7553 7885 7904 7920 7968 7980 8008 8064 8151 8190 8217 8320 8360 8448 8512 8580 8632 8645 8715 8736 8778 8892 8960 9009 9120 9130 9152 9240 9296 9360 9405 9462 9576 9711 9856 9880 9960 9984 10010 10032 10080 10296 10374 10458 10560 10624 10640 10790 10868 10920 10944 10956 11039 11088 11115 11440 11520 11620 11648 11704 11856 11869 11952 11970 12012 12160 12320 12480 12540 12616 12672 12768 12782 12870 12948 13104 13167 13280 13376 13440 13585 13680 13695 13728 13832 13860 13944 14080 14193 14560 14592 14608 14630 14784 14820 14940 14976 15015 15048 15106 15561 15770 15808 15840 15936 15960 16016 16128 16185 16302 16380 16434 16640 16720 17024 17160 17264 17290 17347 17430 17472 17556 17784 18018 18240 18260 18304 18480 18592 18720 18810 18924 19019 19152 19173 19422 19712 19760 19920 20020 20064 20160 20501 20592 20748 20916 21120 21248 21280 21580 21736 21840 21888 21912 21945 22078 22176 22230 22659 22880 23240 23296 23408 23655 23712 23738 23904 23940 24024 24320 24453 24640 24960 25080 25232 25344 25536 25564 25740 25896 25935 26145 26208 26334 26560 26752 26880 27170 27360 27390 27456 27664 27720 27888 28386 29120 29216 29260 29568 29640 29880 29952 30030 30096 30212 31122 31540 31616 31680 31872 31920 31955 32032 32370 32604 32760 32868 33117 33440 34048 34320 34528 34580 34694 34860 34944 35112 35568 35607 36036 36480 36520 36608 36960 37184 37440 37620 37765 37848 38038 38304 38346 38844 39520 39840 40040 40128 40320 40755 41002 41085 41184 41496 41832 42240 42560 43160 43472 43680 43776 43824 43890 44156 44352 44460 45045 45318 45760 46480 46816 47310 47424 47476 47808 47880 48048 48555 48906 49280 49920 50160 50464 51072 51128 51480 51792 51870 52041 52290 52416 52668 53120 53504 54340 54720 54780 54912 55195 55328 55440 55776 56772 57057 57519 58240 58432 58520 59136 59280 59345 59760 60060 60192 60424 61503 62244 63080 63232 63360 63744 63840 63910 64064 64740 65208 65520 65736 65835 66234 66880 67977 68640 69056 69160 69388 69720 69888 70224 70965 71136 71214 72072 72960 73040 73920 74368 74880 75240 75530 75696 76076 76608 76692 77688 77805 79040 79680 80080 80256 80640 81510 82004 82170 82368 82992 83083 83664 85120 86320 86735 86944 87360 87648 87780 88312 88704 88920 90090 90636 91520 92960 93632 94620 94848 94952 95095 95616 95760 95865 96096 97110 97812 98560 99351 100320 100928 102144 102256 102505 102960 103584 103740 104082 104580 104832 105336 106240 106821 108680 109440 109560 109824 110390 110656 110880 111552 113295 113544 114114 115038 116480 116864 117040 118560 118690 119520 120120 120384 120848 121429 122265 123006 124488 126160 126720 127680 127820 128128 129480 130416 131040 131472 131670 132468 133760 135954 137280 138112 138320 138776 139440 140448 141930 142272 142428 143507 144144 146080 147840 148736 149760 150480 151060 151392 152152 153216 153384 155376 155610 156123 158080 159360 160160 160512 163020 164008 164340 164736 165585 165984 166166 167328 170240 171171 172640 173470 173888 174720 175296 175560 176624 177408 177840 178035 180180 181272 183040 184509 185920 187264 189240 189696 189904 190190 191232 191520 191730 192192 194220 195624 198702 200640 201856 204512 205010 205920 207168 207480 208164 209160 209664 210672 213642 217360 218880 219120 220780 221312 221760 223104 225511 226590 227088 228228 230076 233728 234080 237120 237380 239040 240240 240768 241696 242858 244530 246012 248976 249249 252320 255360 255640 256256 258960 260205 260832 262080 262944 263340 264936 267520 271908 274560 276224 276640 277552 278880 280896 283860 284544 284856 285285 287014 287595 288288 292160 295680 300960 302120 302784 304304 306432 306768 307515 310752 311220 312246 316160 318720 320320 326040 328016 328680 329472 331170 331968 332332 334656 339885 342342 345280 346940 347776 349440 350592 351120 353248 355680 356070 360360 362544 364287 369018 371840 374528 378480 379808 380380 383040 383460 384384 388440 391248 397404 401280 403712 409024 410020 411840 414336 414960 415415 416328 418320 421344 427284 430521 434720 438240 441560 442624 443520 446208 451022 453180 454176 456456 460152 468160 474240 474760 478080 480480 481536 483392 485716 489060 492024 496755 497952 498498 504640 510720 511280 517920 520410 521664 524160 525888 526680 529872 534105 543816 549120 553280 555104 557760 561792 567720 569088 569712 570570 574028 575190 576576 584320 601920 604240 605568 607145 608608 613536 615030 621504 622440 624492 640640 652080 656032 657360 662340 663936 664664 669312 676533 679770 684684 690560 693880 695552 701184 702240 706496 711360 712140 717535 720720 725088 728574 738036 743680 747747 756960 759616 760760 766080 766920 768768 776880 780615 782496 794808 802560 818048 820040 823680 828672 829920 830830 832656 836640 842688 854568 855855 861042 869440 876480 883120 887040 902044 906360 908352 912912 920304 922545 936320 948480 949520 956160 960960 966784 971432 978120 984048 993510 995904 996996 1009280 1022560 1035840 1040820 1043328 1048320 1051776 1053360 1059744 1068210 1087632 1092861 1106560 1110208 1115520 1123584 1127555 1135440 1139424 1141140 1148056 1150380 1153152 1168640 1203840 1208480 1211136 1214290 1217216 1227072 1230060 1243008 1244880 1246245 1248984 1281280 1291563 1304160 1312064 1314720 1324680 1327872 1329328 1338624 1353066 1359540 1369368 1381120 1387760 1404480 1412992 1422720 1424280 1435070 1441440 1450176 1457148 1476072 1495494 1513920 1519232 1521520 1532160 1533840 1553760 1561230 1564992 1578577 1589616 1636096 1640080 1647360 1659840 1661660 1665312 1673280 1685376 1709136 1711710 1722084 1738880 1752960 1766240 1804088 1812720 1816704 1821435 1825824 1840608 1845090 1872640 1899040 1921920 1933568 1942864 1956240 1968096 1987020 1991808 1993992 2018560 2029599 2045120 2071680 2081640 2086656 2103552 2106720 2119488 2136420 2152605 2175264 2185722 2213120 2220416 2231040 2255110 2270880 2278848 2282280 2296112 2300760 2306304 2407680 2416960 2428580 2434432 2454144 2460120 2486016 2489760 2492490 2497968 2583126 2608320 2624128 2629440 2649360 2658656 2706132 2719080 2738736 2775520 2808960 2825984 2845440 2848560 2870140 2882880 2900352 2914296 2952144 2990988 3027840 3038464 3043040 3067680 3107520 3122460 3129984 3157154 3179232 3280160 3319680 3323320 3330624 3346560 3370752 3382665 3418272 3423420 3444168 3477760 3505920 3532480 3608176 3625440 3633408 3642870 3651648 3681216 3690180 3738735 3798080 3843840 3885728 3912480 3936192 3974040 3983616 3987984 4059198 4090240 4143360 4163280 4213440 4238976 4272840 4305210 4350528 4371444 4440832 4510220 4541760 4557696 4564560 4592224 4601520 4735731 4833920 4857160 4868864 4908288 4920240 4979520 4984980 4995936 5166252 5216640 5248256 5258880 5298720 5317312 5412264 5438160 5464305 5477472 5551040 5617920 5697120 5740280 5765760 5800704 5828592 5904288 5981976 6055680 6086080 6135360 6215040 6244920 6259968 6314308 6358464 6457815 6560320 6639360 6646640 6661248 6693120 6765330 6836544 6846840 6888336 7064960 7216352 7250880 7285740 7303296 7362432 7380360 7477470 7596160 7771456 7824960 7872384 7892885 7948080 7975968 8118396 8180480 8326560 8426880 8477952 8545680 8610420 8701056 8742888 9020440 9083520 9115392 9129120 9184448 9203040 9471462 9667840 9714320 9840480 9959040 9969960 9991872 10147995 10332504 10433280 10517760 10597440 10634624 10824528 10876320 10928610 10954944 11102080 11394240 11480560 11531520 11657184 11808576 11963952 12172160 12270720 12430080 12489840 12628616 12716928 12915630 13120640 13293280 13322496 13530660 13673088 13693680 13776672 14129920 14207193 14432704 14501760 14571480 14606592 14724864 14760720 14954940 15192320 15542912 15649920 15744768 15785770 15896160 15951936 16236792 16653120 16853760 17091360 17220840 17402112 17485776 18040880 18167040 18258240 18368896 18406080 18942924 19428640 19680960 19918080 19939920 19983744 20295990 20665008 21194880 21269248 21649056 21752640 21857220 21909888 22204160 22788480 22961120 23314368 23617152 23678655 23927904 24344320 24541440 24979680 25257232 25433856 25831260 26241280 26586560 27061320 27346176 27387360 27553344 28414386 28865408 29003520 29142960 29521440 29909880 31085824 31299840 31571540 31792320 31903872 32473584 33306240 34182720 34441680 34971552 36081760 36516480 36737792 36812160 37885848 38857280 39361920 39879840 39967488 40591980 41330016 42389760 43298112 43505280 43714440 43819776 45576960 45922240 46628736 47234304 47357310 47855808 49959360 50514464 51662520 53173120 54122640 54774720 55106688 56828772 57730816 58285920 59042880 59819760 63143080 63584640 63807744 64947168 66612480 68365440 68883360 69943104 71035965 72163520 73032960 73624320 75771696 77714560 78723840 79759680 81183960 82660032 86596224 87010560 87428880 91844480 93257472 94714620 95711616 99918720 101028928 103325040 106346240 108245280 109549440 110213376 113657544 116571840 118085760 119639520 126286160 127169280 129894336 136730880 137766720 139886208 142071930 144327040 151543392 155429120 159519360 162367920 165320064 173192448 174857760 183688960 189429240 191423232 199837440 202057856 206650080 216490560 219098880 227315088 233143680 236171520 239279040 252572320 259788672 275533440 279772416 284143860 288654080 303086784 319038720 324735840 330640128 349715520 378858480 404115712 413300160 432981120 454630176 466287360 478558080 505144640 519577344 551066880 568287720 606173568 649471680 699431040 757716960 826600320 865962240 909260352 957116160 1010289280 1136575440 1212347136 1298943360 1398862080 1515433920 1653200640 1818520704 2020578560 2273150880 2597886720 3030867840 3637041408 4546301760 6061735680 9092603520 18185207040
• Sum of all divisors σ(n): 89996175360
• Sum of proper divisors (its aliquot sum) s(n): 71810968320
• 18185207040 is an abundant number, because the sum of its proper divisors (71810968320) is greater than itself. Its abundance is 53625761280

Bases of 18185207040

• Binary: 10000111011111011000011110100000000₂
• Hexadecimal: 0x43BEC3D00
• Base-36: 8CR03K0

Squares and roots of 18185207040

• 18185207040 squared (18185207040²) is 330701755087665561600
• 18185207040 cubed (18185207040³) is 6013879884760571587973873664000
• The square root of 18185207040 is 134852.5381296177
• The cube root of 18185207040 is 2629.6992547911

Scales and comparisons

• 18,185,207,040 seconds is equal to 578 years, 12 weeks, 22 hours, 24 minutes.
• To count from 1 to 18,185,207,040 would take you about one thousand, one hundred fifty-six 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 18185207040 cubic inches would be around 219.1 feet tall.

Recreational maths with 18185207040

• 18185207040 backwards is 04070258181
• 18185207040 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18185207040's digits is 36
• More coming soon!