18128758969125

Names of 18128758969125

• Cardinal: 18128758969125 can be written as Eighteen trillion, one hundred twenty-eight billion, seven hundred fifty-eight million, nine hundred sixty-nine thousand, one hundred twenty-five.

Scientific notation

• Scientific notation: 1.8128758969125 × 10¹³

Factors of 18128758969125

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 190

Divisors of 18128758969125

• Number of divisors d(n): 768
• Complete list of divisors:
  1 3 5 7 9 15 21 25 27 29 35 37 45 63 75 81 87 105 109 111 125 135 145 175 185 189 203 225 243 259 261 315 327 333 375 405 435 525 545 555 567 609 675 725 729 763 777 783 875 925 945 981 999 1015 1073 1125 1215 1295 1305 1575 1635 1665 1701 1827 2025 2175 2187 2289 2331 2349 2625 2725 2775 2835 2943 2997 3045 3161 3219 3375 3625 3645 3815 3885 3915 4033 4625 4725 4905 4995 5075 5103 5365 5481 6075 6475 6525 6561 6867 6993 7047 7511 7875 8175 8325 8505 8829 8991 9135 9483 9657 10125 10875 10935 11445 11655 11745 12099 13625 13875 14175 14715 14985 15225 15309 15805 16095 16443 18225 19075 19425 19575 19683 20165 20601 20979 21141 22127 22533 23625 24525 24975 25375 25515 26487 26825 26973 27405 28231 28449 28971 30375 32375 32625 32805 34335 34965 35235 36297 37555 40875 41625 42525 44145 44955 45675 45927 47415 48285 49329 54675 57225 58275 58725 59049 60495 61803 62937 63423 66381 67599 70875 73575 74925 76125 76545 79025 79461 80475 80919 82215 84693 85347 86913 91125 95375 97125 97875 98415 100825 103005 104895 105705 108891 110635 112665 116957 122625 124875 127575 132435 134125 134865 137025 137781 141155 142245 144855 147987 164025 171675 174825 176175 177147 181485 185409 187775 188811 190269 199143 202797 212625 220725 224775 228375 229635 237075 238383 241425 242757 246645 254079 256041 260739 273375 286125 291375 293625 295245 302475 309015 314685 317115 326673 331905 337995 350871 367875 374625 382725 395125 397305 402375 404595 411075 413343 423465 426735 434565 443961 492075 504125 515025 524475 528525 544455 553175 556227 563325 566433 570807 584785 597429 608391 637875 662175 674325 685125 688905 705775 711225 715149 724275 728271 739935 762237 768123 782217 818699 820125 858375 874125 880875 885735 907425 927045 938875 944055 951345 980019 995715 1013985 1052613 1103625 1123875 1148175 1185375 1191915 1207125 1213785 1233225 1240029 1270395 1280205 1303695 1331883 1476225 1512375 1545075 1573425 1585575 1633365 1659525 1668681 1689975 1699299 1712421 1754355 1792287 1825173 1913625 1986525 2022975 2055375 2066715 2117325 2133675 2145447 2172825 2184813 2219805 2286711 2304369 2346651 2456097 2460375 2575125 2622375 2642625 2722275 2765875 2781135 2816625 2832165 2854035 2923925 2940057 2987145 3041955 3157839 3310875 3371625 3444525 3528875 3556125 3575745 3621375 3641355 3699675 3811185 3840615 3911085 3995649 4093495 4428675 4537125 4635225 4720275 4756725 4900095 4978575 5006043 5069925 5097897 5137263 5263065 5376861 5475519 5740875 5959575 6068925 6166125 6200145 6351975 6401025 6436341 6518475 6554439 6659415 6860133 6913107 7039953 7368291 7381125 7725375 7867125 7927875 8166825 8297625 8343405 8449875 8496495 8562105 8771775 8820171 8961435 9125865 9473517 9932625 10114875 10333575 10586625 10668375 10727235 10864125 10924065 11099025 11433555 11521845 11733255 11986947 12280485 13611375 13905675 14160825 14270175 14619625 14700285 14935725 15018129 15209775 15293691 15789195 16130583 16426557 17222625 17878725 18206775 18498375 19055925 19203075 19309023 19555425 19978245 20467475 20580399 20739321 21119859 22104873 22143375 23176125 23601375 23783625 24500475 24892875 25030215 25349625 25489485 25686315 26315325 26460513 26884305 27377595 28420551 29797875 30344625 31000725 31759875 32005125 32181705 32592375 32772195 33297075 34300665 34565535 35199765 35960841 36841455 40834125 41717025 42482475 42810525 43858875 44100855 44807175 45054387 45629325 45881073 47367585 48391749 49279671 51667875 53636175 54620325 55495125 57167775 57609225 58666275 59934735 61402425 61741197 62217963 63359577 66314619 69528375 70804125 71350875 73501425 74678625 75090645 76048875 76468455 78945975 79381539 80652915 82132785 85261653 89393625 91033875 95279625 96015375 96545115 97777125 99891225 102337375 102901995 103696605 105599295 110524365 122502375 125151075 127447425 128431575 131576625 132302565 134421525 135163161 136887975 142102755 145175247 147839013 155003625 160908525 163860975 166485375 171503325 172827675 175998825 179804205 184207275 185223591 186653889 190078731 198943857 208585125 212412375 214052625 220504275 224035875 225271935 228146625 229405365 236837925 238144617 241958745 246398355 255784959 268180875 273101625 285838875 288046125 293331375 299673675 307012125 308705985 311089815 316797885 331573095 367507125 375453225 382342275 394729875 396907695 403264575 410663925 426308265 435525741 443517039 482725575 499456125 514509975 518483025 527996475 552621825 555670773 559961667 596831571 625755375 637237125 642157875 661512825 672107625 675815805 684439875 710513775 714433851 725876235 739195065 767354877 804542625 819304875 857516625 864138375 879994125 899021025 921036375 926117955 933269445 950393655 994719285 1102521375 1126359675 1147026825 1184189625 1190723085 1209793725 1231991775 1278924795 1306577223 1330551117 1498368375 1543529925 1555449075 1583989425 1657865475 1667012319 1790494713 1877266125 1911711375 1984538475 2016322875 2053319625 2131541325 2177628705 2217585195 2302064631 2413627875 2572549875 2592415125 2639982375 2763109125 2778353865 2799808335 2984157855 3307564125 3379079025 3552568875 3572169255 3629381175 3695975325 3836774385 3919731669 4495105125 4630589775 4666347225 4751968275 4973596425 5001036957 5371484139 5631798375 5735134125 5953615425 6048968625 6159958875 6394623975 6532886115 6652755585 6906193893 7717649625 7777245375 7919947125 8289327375 8335061595 8952473565 9922692375 10657706625 10888143525 11087925975 11510323155 13891769325 13999041675 14920789275 16114452417 16895395125 17860846275 18146905875 18479876625 19183871925 19598658345 20718581679 23152948875 23331736125 23759841375 24867982125 25005184785 26857420695 29768077125 31973119875 32664430575 33263777925 34530969465 41675307975 44762367825 48343357251 54440717625 55439629875 57551615775 69458846625 69995208375 74603946375 80572262085 89304231375 95919359625 97993291725 103592908395 125025923925 134287103475 145030071753 163322152875 166318889625 172654847325 208376539875 223811839125 241716786255 287758078875 402861310425 489966458625 517964541975 625129619625 671435517375 725150358765 863274236625 1208583931275 2014306552125 2589822709875 3625751793825 6042919656375 18128758969125
• Sum of all divisors σ(n): 41584967424000
• Sum of proper divisors (its aliquot sum) s(n): 23456208454875
• 18128758969125 is an abundant number, because the sum of its proper divisors (23456208454875) is greater than itself. Its abundance is 5327449485750

Bases of 18128758969125

• Binary: 100000111110011101110001111010001001100100101₂
• Hexadecimal: 0x107CEE3D1325
• Base-36: 6FC8J0PB9

Squares and roots of 18128758969125

• 18128758969125 squared (18128758969125²) is 328651901760630132703265625
• 18128758969125 cubed (18128758969125³) is 5958051111763011897056065681396048828125
• The square root of 18128758969125 is 4257788.0371297255
• The cube root of 18128758969125 is 26269.7551518505

Scales and comparisons

• 18,128,758,969,125 seconds is equal to 576,438 years, 23 weeks, 6 days, 4 hours, 18 minutes, 45 seconds.
• To count from 1 to 18,128,758,969,125 would take you about one million, four hundred forty-one thousand and ninety-six 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 18128758969125 cubic inches would be around 2189.1 feet tall.

Recreational maths with 18128758969125

• 18128758969125 backwards is 52196985782181
• The number of decimal digits it has is: 14
• The sum of 18128758969125's digits is 72
• More coming soon!