18197407968964

Names of 18197407968964

• Cardinal: 18197407968964 can be written as Eighteen trillion, one hundred ninety-seven billion, four hundred seven million, nine hundred sixty-eight thousand, nine hundred sixty-four.

Scientific notation

• Scientific notation: 1.8197407968964 × 10¹³

Factors of 18197407968964

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 136

Divisors of 18197407968964

• Number of divisors d(n): 405
• Complete list of divisors:
  1 2 4 7 14 19 28 29 38 49 58 76 79 98 116 133 158 196 203 266 316 343 361 406 532 551 553 686 722 812 841 931 1102 1106 1372 1421 1444 1501 1682 1862 2204 2212 2291 2401 2527 2842 3002 3364 3724 3857 3871 4582 4802 5054 5684 5887 6004 6241 6517 7714 7742 9164 9604 9947 10108 10469 10507 11774 12482 13034 15428 15484 15979 16037 17689 19894 20938 21014 23548 24964 26068 26999 27097 28519 31958 32074 35378 39788 41209 41876 42028 43529 43687 45619 53998 54194 57038 63916 64148 66439 69629 70756 73283 73549 82418 87058 87374 91238 107996 108388 111853 112259 114076 118579 123823 132878 139258 146566 147098 164836 174116 174748 180989 182476 188993 189679 199633 223706 224518 237158 247646 265756 278516 288463 293132 294196 303601 304703 305809 361978 377986 379358 399266 447412 449036 465073 474316 495292 512981 514843 576926 607202 609406 611618 723956 755972 758716 782971 785813 798532 827051 830053 866761 930146 1025962 1029686 1153852 1214404 1218812 1223236 1262341 1266923 1322951 1397431 1565942 1571626 1654102 1660106 1733522 1860292 2019241 2051924 2059372 2125207 2132921 2140663 2253001 2524682 2533846 2645902 2794862 3131884 3143252 3255511 3308204 3320212 3438791 3467044 3590867 3603901 4038482 4250414 4265842 4281326 4506002 5049364 5067692 5248681 5291804 5480797 5500691 5589724 5789357 5810371 6511022 6877582 7181734 7207802 8076964 8500828 8531684 8562652 8836387 8868461 9012004 9782017 10497362 10961594 11001382 11578714 11620742 13022044 13755164 14363468 14415604 14876449 14930447 14984641 15771007 17672774 17736922 19564034 20994724 21923188 22002764 22788577 23157428 23241484 23984479 24071537 25136069 29752898 29860894 29969282 31542014 35345548 35473844 36740767 38365579 39128068 40525499 40672597 45577154 47968958 48143074 50272138 59505796 59721788 59938564 61854709 62079227 63084028 65337029 68474119 73481534 76731158 81050998 81345194 91154308 95937916 96286148 99724939 100544276 104135143 104513129 110397049 123709418 124158454 130674058 136948238 146963068 153462316 159520039 162101996 162690388 167891353 168500759 199449878 208270286 209026258 220794098 247418836 248316908 257185369 261348116 273896476 283678493 284708179 319040078 335782706 337001518 398899756 416540572 418052516 432982963 434554589 441588196 457359203 514370738 567356986 569416358 638080156 671565412 674003036 698074573 728946001 772779343 865965926 869109178 914718406 1028741476 1134713972 1138832716 1175239471 1179505313 1396149146 1457892002 1545558686 1731931852 1738218356 1800297583 1829436812 1894773841 1985749451 2350478942 2359010626 2792298292 2915784004 3030880741 3091117372 3201514421 3600595166 3789547682 3971498902 4700957884 4718021252 4886522011 5409455401 6061761482 6403028842 7201190332 7579095364 7942997804 8226676297 8256537191 9773044022 10818910802 12123522964 12602083081 12806057684 13263416887 16453352594 16513074382 19546088044 21637821604 22410600947 25204166162 26526833774 32906705188 33026148764 34205654077 44821201894 50408332324 53053667548 57586734079 68411308154 89642403788 92843918209 115173468158 136822616308 156874206629 185687836418 230346936316 239439578539 313748413258 371375672836 478879157078 627496826516 649907427463 957758314156 1299814854926 2599629709852 4549351992241 9098703984482 18197407968964
• Sum of all divisors σ(n): 41128234762797
• Sum of proper divisors (its aliquot sum) s(n): 22930826793833
• 18197407968964 is an abundant number, because the sum of its proper divisors (22930826793833) is greater than itself. Its abundance is 4733418824869

Bases of 18197407968964

• Binary: 100001000110011101010000010011010111011000100₂
• Hexadecimal: 0x108CEA09AEC4
• Base-36: 6G7RUV0LG

Squares and roots of 18197407968964

• 18197407968964 squared (18197407968964²) is 331145656788914491587233296
• 18197407968964 cubed (18197407968964³) is 6025992613738410276424701717595395425344
• 18197407968964 is a perfect square number. Its square root is 4265842
• The cube root of 18197407968964 is 26302.8723455045

Scales and comparisons

• 18,197,407,968,964 seconds is equal to 578,621 years, 14 weeks, 5 days, 18 hours, 56 minutes, 4 seconds.
• To count from 1 to 18,197,407,968,964 would take you about one million, four hundred forty-six thousand, five hundred fifty-three 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 18197407968964 cubic inches would be around 2191.9 feet tall.

Recreational maths with 18197407968964

• 18197407968964 backwards is 46986970479181
• 18197407968964 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18197407968964's digits is 79
• More coming soon!