18103989436311856

Names of 18103989436311856

• Cardinal: 18103989436311856 can be written as Eighteen quadrillion, one hundred three trillion, nine hundred eighty-nine billion, four hundred thirty-six million, three hundred eleven thousand, eight hundred fifty-six.

Scientific notation

• Scientific notation: 1.8103989436311856 × 10¹⁶

Factors of 18103989436311856

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 21844

Divisors of 18103989436311856

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 4 7 8 11 14 16 17 22 28 34 44 56 68 77 88 112 119 121 136 154 176 187 238 242 272 308 374 476 484 616 748 847 952 968 1232 1309 1496 1613 1694 1904 1936 2057 2618 2801 2992 3226 3388 4114 5236 5602 6452 6776 8228 10472 11204 11291 12904 13552 14399 16456 17393 17743 19607 20944 22408 22582 25808 27421 28798 30811 32912 34786 35486 39214 44816 45164 47617 54842 57596 61622 69572 70972 78428 90328 95234 109684 115192 121751 123244 124201 139144 141944 156856 180656 190468 191323 191947 195173 215677 219368 230384 243502 246488 248402 278288 283888 295681 301631 313712 333319 338921 380936 382646 383894 390346 431354 438736 487004 492976 496804 523787 591362 603262 666638 677842 761872 765292 767788 780692 862708 974008 993608 1047574 1182724 1206524 1333276 1339261 1355684 1366211 1530584 1535576 1561384 1725416 1948016 1987216 2069767 2095148 2104553 2111417 2365448 2372447 2413048 2666552 2678522 2711368 2732422 3061168 3071152 3122768 3252491 3317941 3450832 3666509 4139534 4190296 4209106 4222834 4518013 4730896 4744894 4826096 5333104 5357044 5422736 5464844 5761657 6504982 6635882 7333018 8279068 8380592 8418212 8445668 9036026 9489788 10714088 10929688 11523314 13009964 13271764 14666036 14731871 16558136 16836424 16891336 18072052 18979576 21428176 21859376 22767437 23046628 23225587 26019928 26543528 28054909 29332072 29463742 31626091 33116272 33672848 33782672 35777401 36144104 37959152 40331599 45534874 46093256 46451174 48717793 49698143 52039856 53087056 56109818 58664144 58927484 63252182 71554802 72288208 76806221 80663198 91069748 92186512 92902348 97435586 99396286 112219636 117854968 126504364 143109604 153612442 161326396 182139496 185804696 194871172 196384363 198792572 224439272 235709936 250441807 253008728 286219208 307224884 308603999 322652792 341024551 347887001 364278992 371609392 389742344 392768726 397585144 448878544 476933453 500883614 506017456 535895723 537643547 546679573 572438416 614449768 617207998 645305584 682049102 695774002 779484688 785537452 795170288 828202481 844868431 953866906 1001767228 1071791446 1075287094 1093359146 1228899536 1234415996 1364098204 1391548004 1571074904 1656404962 1689736862 1907733812 2003534456 2143582892 2150574188 2160227993 2186718292 2468831992 2728196408 2783096008 3142149808 3312809924 3338534171 3379473724 3394643989 3751270061 3815467624 3826757011 4007068912 4287165784 4301148376 4320455986 4373436584 4937663984 5246267983 5456392816 5566192016 5797417367 5894852953 5914079017 6625619848 6677068342 6758947448 6789287978 7502540122 7630935248 7653514022 8574331568 8602296752 8640911972 8746873168 9110227291 9293552741 10492535966 11594834734 11789705906 11828158034 13251239696 13354136684 13517894896 13578575956 15005080244 15307028044 17281823944 18220454582 18587105482 20985071932 23189669468 23579411812 23656316068 23762507923 26708273368 27157151912 30010160488 30614056088 34563647888 36440909164 36723875881 37174210964 41263970671 41970143864 46379338936 47158823624 47312632136 47525015846 53416546736 54314303824 57708947813 60020320976 61228112176 63771591037 65054869187 72881818328 73447751762 74348421928 78581800109 82527941342 83940287728 92758677872 94317647248 94625264272 95050031692 100212500201 115417895626 127543182074 130109738374 145763636656 146895503524 148696843856 157163600218 165055882684 190100063384 200425000402 230835791252 255086364148 260219476748 293791007048 314327200436 330111765368 380200126768 400850000804 403962634691 461671582504 510172728296 520438953496 550072600763 587582014096 628654400872 660223530736 701487501407 801700001608 807925269382 864399801199 923343165008 1020345456592 1040877906992 1100145201526 1257308801744 1335890601853 1402975002814 1603400003216 1615850538764 1728799602398 2200290403052 2671781203706 2805950005628 3231701077528 3457599204796 4400580806104 5343562407412 5611900011256 6050798608393 6463402155056 6915198409592 8801161612208 9351234212971 9508397813189 10687124814824 11223800022512 12101597216786 13830396819184 14694796620383 18702468425942 19016795626378 21374249629648 24203194433572 29389593240766 37404936851884 38033591252756 48406388867144 58779186481532 66558784692323 74809873703768 76067182505512 96812777734288 102863576342681 117558372963064 133117569384646 149619747407536 152134365011024 161642762824213 205727152685362 235116745926128 266235138769292 323285525648426 411454305370724 532470277538584 646571051296852 822908610741448 1064940555077168 1131499339769491 1293142102593704 1645817221482896 2262998679538982 2586284205187408 4525997359077964 9051994718155928 18103989436311856
• Sum of all divisors σ(n): 46703233926969984
• Sum of proper divisors (its aliquot sum) s(n): 28599244490658128
• 18103989436311856 is an abundant number, because the sum of its proper divisors (28599244490658128) is greater than itself. Its abundance is 10495255054346272

Bases of 18103989436311856

• Binary: 1000000010100010111101110000011010111100110100100110000₂
• Hexadecimal: 0x40517B835E6930
• Base-36: 4Y9BTXJ8374

Squares and roots of 18103989436311856

• 18103989436311856 squared (18103989436311856²) is 327754433510091273555203686164736
• 18103989436311856 cubed (18103989436311856³) is 5933662801971069002455916721360471500481485910016
• The square root of 18103989436311856 is 134551066.2771271241
• The cube root of 18103989436311856 is 262577.8547544273

Scales and comparisons

• 18,103,989,436,311,856 seconds is equal to 575,650,864 years, 39 weeks, 3 days, 3 hours, 4 minutes, 16 seconds.
• To count from 1 to 18,103,989,436,311,856 would take you about one billion, seven hundred twenty-six million, nine hundred fifty-two thousand, five hundred ninety-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 18103989436311856 cubic inches would be around 21881.5 feet tall.

Recreational maths with 18103989436311856

• 18103989436311856 backwards is 65811363498930181
• The number of decimal digits it has is: 17
• The sum of 18103989436311856's digits is 76
• More coming soon!