18136535040

Names of 18136535040

• Cardinal: 18136535040 can be written as Eighteen billion, one hundred thirty-six million, five hundred thirty-five thousand and forty.

Scientific notation

• Scientific notation: 1.813653504 × 10¹⁰

Factors of 18136535040

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 52

Divisors of 18136535040

• Number of divisors d(n): 780
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 26 27 29 30 32 36 39 40 45 48 52 54 58 60 64 65 72 78 80 81 87 90 96 104 108 116 117 120 128 130 135 144 145 156 160 162 174 180 192 195 208 216 232 234 240 256 260 261 270 288 290 312 320 324 348 351 360 377 384 390 405 416 432 435 464 468 480 512 520 522 540 576 580 585 624 640 648 696 702 720 754 768 780 783 810 832 841 864 870 928 936 960 1024 1040 1044 1053 1080 1131 1152 1160 1170 1248 1280 1296 1305 1392 1404 1440 1508 1536 1560 1566 1620 1664 1682 1728 1740 1755 1856 1872 1885 1920 2048 2080 2088 2106 2160 2262 2304 2320 2340 2349 2496 2523 2560 2592 2610 2784 2808 2880 3016 3072 3120 3132 3240 3328 3364 3393 3456 3480 3510 3712 3744 3770 3840 3915 4096 4160 4176 4205 4212 4320 4524 4608 4640 4680 4698 4992 5046 5120 5184 5220 5265 5568 5616 5655 5760 6032 6144 6240 6264 6480 6656 6728 6786 6912 6960 7020 7424 7488 7540 7569 7680 7830 8320 8352 8410 8424 8640 9048 9216 9280 9360 9396 9984 10092 10179 10240 10368 10440 10530 10933 11136 11232 11310 11520 11745 12064 12288 12480 12528 12615 12960 13312 13456 13572 13824 13920 14040 14848 14976 15080 15138 15360 15660 16640 16704 16820 16848 16965 17280 18096 18432 18560 18720 18792 19968 20184 20358 20480 20736 20880 21060 21866 22272 22464 22620 22707 23040 23490 24128 24960 25056 25230 25920 26624 26912 27144 27648 27840 28080 29696 29952 30160 30276 30537 30720 31320 32799 33280 33408 33640 33696 33930 34560 36192 36864 37120 37440 37584 37845 39936 40368 40716 41472 41760 42120 43732 44544 44928 45240 45414 46080 46980 48256 49920 50112 50460 50895 51840 53248 53824 54288 54665 55296 55680 56160 59392 59904 60320 60552 61074 61440 62640 65598 66560 66816 67280 67392 67860 68121 69120 72384 74240 74880 75168 75690 79872 80736 81432 82944 83520 84240 87464 89088 89856 90480 90828 92160 93960 96512 98397 99840 100224 100920 101790 103680 107648 108576 109330 110592 111360 112320 113535 118784 119808 120640 121104 122148 125280 131196 133120 133632 134560 134784 135720 136242 138240 144768 148480 149760 150336 151380 152685 159744 161472 162864 163995 165888 167040 168480 174928 178176 179712 180960 181656 184320 187920 193024 196794 199680 200448 201840 203580 207360 215296 217152 218660 222720 224640 227070 239616 241280 242208 244296 250560 262392 266240 267264 269120 269568 271440 272484 276480 289536 295191 296960 299520 300672 302760 305370 322944 325728 327990 331776 334080 336960 340605 349856 356352 359424 361920 363312 375840 386048 393588 399360 400896 403680 407160 414720 430592 434304 437320 445440 449280 454140 479232 482560 484416 488592 491985 501120 524784 534528 538240 539136 542880 544968 552960 579072 590382 593920 599040 601344 605520 610740 645888 651456 655980 668160 673920 681210 699712 718848 723840 726624 751680 772096 787176 798720 801792 807360 814320 829440 861184 868608 874640 885573 890880 898560 908280 965120 968832 977184 983970 1002240 1049568 1069056 1076480 1078272 1085760 1089936 1158144 1180764 1198080 1202688 1211040 1221480 1291776 1302912 1311960 1336320 1347840 1362420 1399424 1437696 1447680 1453248 1475955 1503360 1544192 1574352 1603584 1614720 1628640 1658880 1722368 1737216 1749280 1771146 1781760 1797120 1816560 1930240 1937664 1954368 1967940 2004480 2099136 2152960 2156544 2171520 2179872 2316288 2361528 2396160 2405376 2422080 2442960 2583552 2605824 2623920 2672640 2695680 2724840 2798848 2895360 2906496 2951910 3006720 3148704 3207168 3229440 3257280 3444736 3474432 3498560 3542292 3594240 3633120 3860480 3875328 3908736 3935880 4008960 4198272 4305920 4313088 4343040 4359744 4427865 4632576 4723056 4810752 4844160 4885920 5167104 5211648 5247840 5345280 5391360 5449680 5597696 5790720 5812992 5903820 6013440 6297408 6458880 6514560 6948864 6997120 7084584 7188480 7266240 7720960 7750656 7817472 7871760 8017920 8396544 8611840 8686080 8719488 8855730 9446112 9621504 9688320 9771840 10334208 10423296 10495680 10782720 10899360 11195392 11581440 11625984 11807640 12026880 12594816 12917760 13029120 13897728 13994240 14169168 14532480 15501312 15634944 15743520 16035840 16793088 17223680 17372160 17438976 17711460 18892224 19376640 19543680 20846592 20991360 21565440 21798720 22390784 23162880 23251968 23615280 24053760 25189632 25835520 26058240 27988480 28338336 29064960 31002624 31269888 31487040 33586176 34744320 34877952 35422920 37784448 38753280 39087360 41693184 41982720 43597440 44781568 46503936 47230560 48107520 50379264 51671040 52116480 55976960 56676672 58129920 62539776 62974080 67172352 69488640 69755904 70845840 75568896 77506560 78174720 83965440 87194880 93007872 94461120 100758528 104232960 111953920 113353344 116259840 125079552 125948160 134344704 139511808 141691680 151137792 155013120 156349440 167930880 174389760 188922240 201517056 208465920 223907840 226706688 232519680 251896320 279023616 283383360 302275584 312698880 335861760 348779520 377844480 403034112 453413376 465039360 503792640 566766720 604551168 625397760 671723520 697559040 755688960 906826752 1007585280 1133533440 1209102336 1395118080 1511377920 1813653504 2015170560 2267066880 3022755840 3627307008 4534133760 6045511680 9068267520 18136535040
• Sum of all divisors σ(n): 72513645204
• Sum of proper divisors (its aliquot sum) s(n): 54377110164
• 18136535040 is an abundant number, because the sum of its proper divisors (54377110164) is greater than itself. Its abundance is 36240575124

Bases of 18136535040

• Binary: 10000111001000001011001000000000000₂
• Hexadecimal: 0x439059000
• Base-36: 8BY0W00

Squares and roots of 18136535040

• 18136535040 squared (18136535040²) is 328933903257147801600
• 18136535040 cubed (18136535040³) is 5965721262267231234177368064000
• The square root of 18136535040 is 134671.9534275789
• The cube root of 18136535040 is 2627.3510626385

Scales and comparisons

• 18,136,535,040 seconds is equal to 576 years, 35 weeks, 4 days, 14 hours, 24 minutes.
• To count from 1 to 18,136,535,040 would take you about one thousand, one hundred fifty-three 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 18136535040 cubic inches would be around 218.9 feet tall.

Recreational maths with 18136535040

• 18136535040 backwards is 04053563181
• 18136535040 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18136535040's digits is 36
• More coming soon!