18087709450221996

Names of 18087709450221996

• Cardinal: 18087709450221996 can be written as Eighteen quadrillion, eighty-seven trillion, seven hundred nine billion, four hundred fifty million, two hundred twenty-one thousand, nine hundred ninety-six.

Scientific notation

• Scientific notation: 1.8087709450221996 × 10¹⁶

Factors of 18087709450221996

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 60520

Divisors of 18087709450221996

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 6 12 13 17 23 26 34 39 46 51 52 68 69 78 92 102 138 156 204 221 276 289 299 391 442 529 578 598 663 782 867 884 897 1058 1156 1173 1196 1326 1564 1587 1734 1794 2116 2346 2652 3174 3468 3588 3757 4692 5083 6348 6647 6877 7514 8993 10166 11271 13294 13754 15028 15249 17761 17986 19941 20332 20631 22542 26588 26979 27508 30498 35522 35972 39882 41262 42701 45084 53283 53958 60996 71044 79764 82524 85402 86411 106566 107916 116909 128103 152881 170804 172822 213132 230893 233818 256206 259233 301937 305762 345644 350727 408503 458643 461786 467636 512412 518466 555113 603874 611524 692679 701454 725917 817006 905811 917286 923572 982123 1036932 1110226 1207748 1225509 1385358 1402908 1451834 1634012 1665339 1811622 1834572 1964246 1987453 2177751 2220452 2451018 2770716 2903668 2946369 3330678 3623244 3925181 3928492 3974906 4355502 4902036 5132929 5310539 5892738 5962359 6661356 6944551 7850362 7949812 8711004 9395569 9436921 10265858 10621078 11775543 11785476 11924718 12340589 12767599 13889102 15398787 15700724 15931617 16696091 18791138 18873842 20531716 20833653 21242156 22588829 23551086 23849436 24681178 25535198 27778204 28186707 28310763 30797574 31863234 33392182 37021767 37582276 37747684 38302797 41667306 45177658 47102172 49362356 50088273 51070396 56373414 56621526 61595148 63726468 66728077 66784364 67766487 74043534 76605594 83334612 90279163 90355316 100176546 112746828 113243052 118057367 122142397 133456154 135532974 148087068 153211188 159724673 160427657 180558326 200184231 200353092 217049183 236114734 244284794 266912308 270837489 271065948 283833547 293654777 319449346 320855314 354172101 361116652 366427191 384010093 400368462 434098366 472229468 479174019 481282971 488569588 541674978 567667094 587309554 638898692 641710628 651147549 708344202 732854382 758412461 768020186 800736924 851500641 868196732 880964331 958348038 962565942 1083349956 1135334188 1152030279 1174619108 1302295098 1416688404 1465708764 1516824922 1534745771 1536040372 1703001282 1761928662 1916696076 1925131884 2076420749 2275237383 2304060558 2604590196 2715319441 3033649844 3069491542 3406002564 3523857324 3689836111 4152841498 4550474766 4604237313 4608121116 4992131209 5430638882 6138983084 6229262247 6528171581 7379672222 8145958323 8305682996 9100949532 9208474626 9859361993 9984262418 10861277764 11069508333 12458524494 12893011837 13056343162 14759344444 14976393627 16291916646 17443486603 18416949252 19584514743 19718723986 19968524836 22139016666 24917048988 25786023674 26112686324 29578085979 29952787254 32583833292 34886973206 35299152733 38679035511 39169029486 39437447972 44278033332 51572047348 52330459809 59156171958 59905574508 69773946412 70598305466 77358071022 78338058972 84866230553 104660919618 105897458199 118312343916 141196610932 154716142044 167609153881 169732461106 209321839236 211794916398 219181201229 226765325839 254598691659 296539272251 335218307762 339464922212 401200191869 423589832796 438362402458 453530651678 502827461643 509197383318 593078544502 657543603687 670436615524 680295977517 802400383738 876724804916 889617816753 907061303356 1005654923286 1018394766636 1186157089004 1203600575607 1315087207374 1360591955034 1604800767476 1779235633506 2011309846572 2407201151214 2630174414748 2721183910068 2849355615977 3558471267012 3855010539263 4814402302428 5041167628267 5215602494297 5698711231954 6820403261773 7710021078526 8548066847931 10082335256534 10431204988594 11397422463908 11565031617789 13640806523546 15123502884801 15420042157052 15646807482891 17096133695862 20164670513068 20461209785319 20862409977188 23130063235578 27281613047092 30247005769602 31293614965782 34192267391724 40922419570638 46260126471156 60494011539204 62587229931564 65535179167471 81844839141276 88665242403049 115946855450141 131070358334942 177330484806098 196605537502413 231893710900282 262140716669884 265995727209147 347840566350423 354660969612196 393211075004826 463787421800564 531991454418294 695681132700846 786422150009652 1063982908836588 1391362265401692 1507309120851833 3014618241703666 4521927362555499 6029236483407332 9043854725110998 18087709450221996
• Sum of all divisors σ(n): 50476549057918368
• Sum of proper divisors (its aliquot sum) s(n): 32388839607696372
• 18087709450221996 is an abundant number, because the sum of its proper divisors (32388839607696372) is greater than itself. Its abundance is 14301130157474376

Bases of 18087709450221996

• Binary: 1000000010000101010110100001000100101001011100110101100₂
• Hexadecimal: 0x4042AD0894B9AC
• Base-36: 4Y3K30BUD9O

Squares and roots of 18087709450221996

• 18087709450221996 squared (18087709450221996²) is 327165233155650100794173682224016
• 18087709450221996 cubed (18087709450221996³) is 5917669679533535022127849516680534600910202655936
• The square root of 18087709450221996 is 134490555.2454223307
• The cube root of 18087709450221996 is 262499.1235657969

Scales and comparisons

• 18,087,709,450,221,996 seconds is equal to 575,133,211 years, 29 weeks, 4 hours, 46 minutes, 36 seconds.
• To count from 1 to 18,087,709,450,221,996 would take you about one billion, seven hundred twenty-five million, three hundred ninety-nine thousand, six hundred thirty-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 18087709450221996 cubic inches would be around 21874.9 feet tall.

Recreational maths with 18087709450221996

• 18087709450221996 backwards is 69912205490778081
• 18087709450221996 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 18087709450221996's digits is 78
• More coming soon!