18128811228944128

Names of 18128811228944128

• Cardinal: 18128811228944128 can be written as Eighteen quadrillion, one hundred twenty-eight trillion, eight hundred eleven billion, two hundred twenty-eight million, nine hundred forty-four thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 1.8128811228944128 × 10¹⁶

Factors of 18128811228944128

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 572

Divisors of 18128811228944128

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 4 8 16 19 23 32 37 38 46 64 74 76 92 128 148 152 184 256 296 304 368 437 491 592 608 703 736 851 874 982 1184 1216 1369 1406 1472 1702 1748 1964 2368 2432 2738 2812 2944 3404 3496 3928 4736 4864 5476 5624 5888 6808 6992 7856 9329 9472 10952 11248 11293 13616 13984 15712 16169 18167 18658 21904 22496 22586 26011 27232 27968 31424 31487 32338 36334 37316 43808 44992 45172 52022 54464 55936 62848 62974 64676 72668 74632 87616 89984 90344 104044 108928 111872 125696 125948 129352 145336 149264 175232 179968 180688 208088 214567 217856 241081 251896 258704 290672 298528 345173 350464 361376 416176 417841 429134 482162 503792 517408 581344 597056 598253 672179 690346 722752 832352 835682 858268 964324 1007584 1034816 1162688 1194112 1196506 1344358 1380692 1445504 1664704 1671364 1716536 1928648 2015168 2069632 2325376 2388224 2393012 2688716 2761384 2891008 3329408 3342728 3433072 3857296 4030336 4139264 4580539 4650752 4786024 5377432 5522768 5544863 6658816 6685456 6866144 7714592 7938979 8060672 8919997 9161078 9572048 10754864 11045536 11089726 12771401 13370912 13732288 15429184 15460117 15877958 17839994 18322156 19144096 21509728 22091072 22179452 25542802 26741824 27464576 30858368 30920234 31755916 35679988 36644312 38288192 43019456 44182144 44358904 51085604 53483648 54929152 61716736 61840468 63511832 71359976 73288624 76576384 86038912 88364288 88717808 102171208 105352397 106967296 118370771 123680936 127023664 142719952 146577248 153152768 169479943 172077824 177435616 204342416 205159931 210704794 236741542 247361872 254047328 285439904 293154496 293742223 330039889 338959886 354871232 408684832 410319862 421409588 473483084 494723744 508094656 570879808 586308992 587484446 660079778 677919772 709742464 817369664 820639724 842819176 946966168 989447488 1016189312 1141759616 1172617984 1174968892 1320159556 1355839544 1419484928 1634739328 1641279448 1685638352 1893932336 1978894976 2032378624 2249044649 2283519232 2349937784 2640319112 2711679088 2722527733 3269478656 3282558896 3371276704 3787864672 3898038689 3957789952 4379718527 4498089298 4699875568 5280638224 5423358176 5445055466 6270757891 6565117792 6742553408 7575729344 7590917447 7796077378 8759437054 8996178596 9399751136 10561276448 10846716352 10890110932 12541515782 13130235584 13485106816 15151458688 15181834894 15592154756 17518874108 17992357192 18799502272 21122552896 21693432704 21780221864 25083031564 26260471168 26970213632 30302917376 30363669788 31184309512 35037748216 35984714384 37599004544 42245105792 43386865408 43560443728 50166063128 51728026927 52520942336 60727339576 62368619024 70075496432 71969428768 75198009088 83214652013 84490211584 87120887456 100332126256 100733526121 103456053854 121454679152 124737238048 140150992864 143938857536 144227431493 162049585499 166429304026 174241774912 200664252512 201467052242 206912107708 242909358304 249474476096 280301985728 287877715072 288454862986 324099170998 332858608052 348483549824 401328505024 402934104484 413824215416 485818716608 498948952192 560603971456 575755430144 576909725972 648198341996 665717216104 696967099648 802657010048 805868208968 827648430832 971637433216 997897904384 1121207942912 1153819451944 1296396683992 1331434432208 1605314020096 1611736417936 1655296861664 1913936996299 1943274866432 2307638903888 2592793367984 2662868864416 3078942124481 3223472835872 3310593723328 3727140466477 3827873992598 4615277807776 5185586735968 5325737728832 6157884248962 6446945671744 6621187446656 7454280932954 7655747985196 9230555615552 10371173471936 10651475457664 12315768497924 12893891343488 13242374893312 14908561865908 15311495970392 18461111231104 20742346943872 21302950915328 24631536995848 25787782686976 29817123731816 30622991940784 36922222462208 41484693887744 49263073991696 59634247463632 61245983881568 70815668863063 98526147983392 119268494927264 122491967763136 141631337726126 197052295966784 238536989854528 244983935526272 283262675452252 394104591933568 477073979709056 489967871052544 566525350904504 788209183867136 954147959418112 1133050701809008 2266101403618016 4532202807236032 9064405614472064 18128811228944128
• Sum of all divisors σ(n): 40934182681002240
• Sum of proper divisors (its aliquot sum) s(n): 22805371452058112
• 18128811228944128 is an abundant number, because the sum of its proper divisors (22805371452058112) is greater than itself. Its abundance is 4676560223113984

Bases of 18128811228944128

• Binary: 1000000011010000000111011001001100000000101011100000000₂
• Hexadecimal: 0x40680EC9805700
• Base-36: 4YI4KWLOF0G

Squares and roots of 18128811228944128

• 18128811228944128 squared (18128811228944128²) is 328653796574690704559029745680384
• 18128811228944128 cubed (18128811228944128³) is 5958102637778372037089438827790437594281281585152
• The square root of 18128811228944128 is 134643273.9833079371
• The cube root of 18128811228944128 is 262697.8039445595

Scales and comparisons

• 18,128,811,228,944,128 seconds is equal to 576,440,120 years, 51 weeks, 1 day, 16 hours, 55 minutes, 28 seconds.
• To count from 1 to 18,128,811,228,944,128 would take you about one billion, seven hundred twenty-nine million, three hundred twenty thousand, three hundred sixty-two 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 18128811228944128 cubic inches would be around 21891.5 feet tall.

Recreational maths with 18128811228944128

• 18128811228944128 backwards is 82144982211882181
• The number of decimal digits it has is: 17
• The sum of 18128811228944128's digits is 70
• More coming soon!