18139240016856

Names of 18139240016856

• Cardinal: 18139240016856 can be written as Eighteen trillion, one hundred thirty-nine billion, two hundred forty million, sixteen thousand, eight hundred fifty-six.

Scientific notation

• Scientific notation: 1.8139240016856 × 10¹³

Factors of 18139240016856

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 12332

Divisors of 18139240016856

• Number of divisors d(n): 640
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 18 21 24 27 28 29 36 41 42 54 56 58 63 72 81 82 84 87 108 116 123 126 162 164 168 174 189 203 216 232 246 252 261 281 287 324 328 348 369 378 406 492 504 522 562 567 574 609 648 696 738 756 783 812 843 861 984 1044 1107 1124 1134 1148 1189 1218 1476 1512 1566 1624 1686 1722 1827 1967 2088 2214 2248 2268 2296 2349 2378 2436 2529 2583 2952 3132 3321 3372 3444 3567 3654 3934 4428 4536 4698 4756 4872 5058 5166 5481 5901 6264 6642 6744 6888 7134 7308 7587 7749 7868 8149 8323 8856 9396 9512 10116 10332 10701 10962 11521 11802 11969 13284 14268 14616 15174 15498 15736 16298 16443 16646 17703 18792 20232 20664 21402 21924 22761 23042 23247 23604 23938 24447 24969 26568 28536 30348 30996 32103 32596 32886 33292 34563 35406 35907 42804 43848 45522 46084 46494 47208 47876 48894 49938 53109 57043 60696 61992 64206 65192 65772 66584 69126 70812 71814 73341 74907 80647 83783 85608 91044 92168 92988 95752 96309 97788 99876 103689 106218 107721 114086 128412 131544 138252 141624 143628 146682 149814 159327 161294 167566 171129 182088 185976 192618 195576 199752 207378 212436 215442 220023 224721 228172 241941 251349 256824 276504 287256 293364 299628 311067 318654 322588 323163 334109 335132 342258 347101 385236 414756 424872 430884 440046 449442 456344 483882 490729 502698 513387 586728 599256 622134 637308 645176 646326 660069 668218 670264 674163 684516 694202 725823 754047 770472 829512 861768 880092 898884 933201 967764 969489 981458 1002327 1005396 1026774 1041303 1244268 1274616 1292652 1320138 1336436 1348326 1369032 1388404 1451646 1472187 1508094 1540161 1760184 1797768 1866402 1935528 1938978 1962916 2004654 2010792 2053548 2082606 2177469 2262141 2338763 2429707 2488536 2585304 2640276 2672872 2696652 2776808 2903292 2944374 3006981 3016188 3080322 3123909 3363289 3435103 3732804 3877956 3925832 4009308 4107096 4165212 4354938 4416561 4524282 4620483 4677526 4859414 5280552 5393304 5806584 5888748 6013962 6032376 6160644 6247818 6532407 6726578 6786423 6870206 7016289 7289121 7465608 7755912 8018616 8330424 8709876 8833122 9020943 9048564 9240966 9355052 9371727 9718828 10089867 10305309 11777496 12027924 12321288 12495636 13064814 13249683 13453156 13572846 13740412 14032578 14231141 14578242 17419752 17666244 18041886 18097128 18481932 18710104 18743454 19437656 20179734 20610618 21048867 21867363 23543023 24055848 24991272 26129628 26499366 26906312 27062829 27145692 27480824 28065156 28115181 28462282 29156484 30269601 30915927 35332488 36083772 36963864 37486908 39749049 40359468 41221236 42097734 42693423 43734726 47086046 52259256 52998732 54125658 54291384 56130312 56230362 56924564 58312968 60539202 61831854 63146601 65602089 70629069 72167544 74973816 79498098 80718936 82442472 84195468 85386846 87469452 90808803 92747781 94172092 97535381 99617987 105997464 108251316 112460724 113849128 121078404 123663708 126293202 128080269 131204178 137894849 141258138 158996196 168390936 170773692 174938904 181617606 185495562 188344184 189439803 195070762 196806267 199235974 211887207 216502632 224921448 242156808 247327416 252586404 256160538 262408356 272426409 275789698 278243343 282516276 292606143 298853961 317992392 341547384 363235212 370991124 378879606 384240807 390141524 393612534 398471948 413684547 423774414 505172808 512321076 524816712 544852818 551579396 556486686 565032552 585212286 597707922 635661621 682747667 726470424 741982248 757759212 768481614 780283048 787225068 796943896 827369094 847548828 877818429 896561883 965263943 1024642152 1089705636 1103158792 1112973372 1152722421 1170424572 1195415844 1241053641 1271323242 1365495334 1515518424 1536963228 1574450136 1654738188 1695097656 1755636858 1793123766 1906984863 1930527886 2048243001 2179411272 2225946744 2305444842 2340849144 2390831688 2482107282 2542646484 2633455287 2689685649 2730990668 2895791829 3073926456 3309476376 3511273716 3586247532 3723160923 3813969726 3861055772 3998950621 4096486002 4610889684 4964214564 5085292968 5266910574 5379371298 5461981336 5791583658 6144729003 7022547432 7172495064 7446321846 7627939452 7722111544 7900365861 7997901242 8069056947 8192972004 8687375487 9221779368 9928429128 10533821148 10758742596 11169482769 11583167316 11996851863 12289458006 14892643692 15255878904 15800731722 15995802484 16138113894 16385944008 17374750974 18434187009 21067642296 21517485192 22338965538 23166334632 23993703726 24578916012 26062126461 27992654347 29785287384 31601463444 31991604968 32276227788 34749501948 35990555589 36868374018 44677931076 47987407452 49157832024 52124252922 55302561027 55985308694 63202926888 64552455576 69499003896 71981111178 73736748036 78186379383 83977963041 89355862152 95974814904 104248505844 107971666767 110605122054 111970617388 143962222356 147473496072 156372758766 167955926082 208497011688 215943333534 221210244108 223941234776 251933889123 287924444712 312745517532 323915000301 335911852164 431886667068 442420488216 503867778246 625491035064 647830000602 671823704328 755801667369 863773334136 1007735556492 1295660001204 1511603334738 2015471112984 2267405002107 2591320002408 3023206669476 4534810004214 6046413338952 9069620008428 18139240016856
• Sum of all divisors σ(n): 61756179408000
• Sum of proper divisors (its aliquot sum) s(n): 43616939391144
• 18139240016856 is an abundant number, because the sum of its proper divisors (43616939391144) is greater than itself. Its abundance is 25477699374288

Bases of 18139240016856

• Binary: 100000111111101011110111101010010101111011000₂
• Hexadecimal: 0x107F5EF52BD8
• Base-36: 6FH1V5XI0

Squares and roots of 18139240016856

• 18139240016856 squared (18139240016856²) is 329032028389110059164124736
• 18139240016856 cubed (18139240016856³) is 5968390936183044620119097133511126550016
• The square root of 18139240016856 is 4259018.6682915585
• The cube root of 18139240016856 is 26274.8167506441

Scales and comparisons

• 18,139,240,016,856 seconds is equal to 576,771 years, 37 weeks, 4 days, 14 hours, 27 minutes, 36 seconds.
• To count from 1 to 18,139,240,016,856 would take you about one million, four hundred forty-one thousand, nine hundred twenty-nine 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 18139240016856 cubic inches would be around 2189.6 feet tall.

Recreational maths with 18139240016856

• 18139240016856 backwards is 65861004293181
• 18139240016856 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18139240016856's digits is 54
• More coming soon!