18728330935743

Names of 18728330935743

• Cardinal: 18728330935743 can be written as Eighteen trillion, seven hundred twenty-eight billion, three hundred thirty million, nine hundred thirty-five thousand, seven hundred forty-three.

Scientific notation

• Scientific notation: 1.8728330935743 × 10¹³

Factors of 18728330935743

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 89

Divisors of 18728330935743

• Number of divisors d(n): 384
• Complete list of divisors:
  1 3 9 11 13 19 27 33 39 43 57 99 117 129 143 169 171 209 247 297 351 361 387 429 473 507 513 559 627 741 817 1083 1161 1287 1419 1521 1677 1849 1859 1881 2197 2223 2451 2717 3211 3249 3861 3971 4257 4563 4693 5031 5547 5577 5643 6149 6591 6669 7267 7353 8151 8987 9633 9747 10621 11913 12771 14079 15093 15523 16641 16731 18447 19773 20339 21801 22059 24037 24167 24453 26961 28899 31863 35131 35321 35739 41743 42237 46569 49923 50193 51623 55341 59319 61009 61017 65403 72111 72501 73359 79507 79937 80883 86697 94471 95589 105393 105963 107217 116831 125229 126711 138073 139707 154869 166023 170753 183027 183051 196209 201799 216333 217503 238521 239811 242649 264407 283413 286767 312481 316179 317889 350493 375687 386441 414219 419121 456703 459173 464607 512259 549081 549153 605397 648999 652509 667489 671099 715563 719433 793117 793221 850239 874577 937443 948537 953667 1033591 1039181 1051479 1127061 1159323 1242657 1370109 1377519 1393821 1510633 1518803 1536777 1647243 1794949 1816191 2002467 2013297 2146689 2158299 2219789 2379351 2379663 2550717 2623387 2623731 2812329 3100773 3117543 3154437 3437291 3477969 3727971 4062253 4110327 4132557 4531899 4556409 4610331 5023733 5384847 5448573 5937139 6007401 6039891 6659367 7138053 7138989 7342379 7870161 7871193 8436987 8677357 8724287 9302319 9352629 10311873 10433907 11369501 12186759 12330981 12397671 13436683 13595697 13669227 15071199 16154541 16616963 17811417 18022203 18119673 19638229 19744439 19978101 21414159 22027137 23610483 23613579 26032071 26172861 27906957 28057887 28702027 28857257 30935619 34104031 34108503 36560277 40310049 40787091 41007681 44684783 45213597 48463623 49850889 53434251 58914687 59233317 59934303 65308529 66081411 70831449 77182807 78096213 78518583 86106081 86571771 92806857 95450927 102312093 102325509 109680831 112805641 120930147 134054349 135640791 147803513 149552667 160302753 174676879 176744061 177699951 195925587 198244233 216020519 231548421 234288639 235555749 255296977 258318243 259715313 286352781 306936279 306976527 315722297 338416923 362790441 373126351 375144341 402163047 443410539 448658001 524030637 530232183 533099853 587776761 648061557 694645263 765890931 774954729 779145939 849010877 859058343 920808837 947166891 1015250769 1119379053 1125433023 1206489141 1240862051 1330231617 1466473333 1572091911 1763330283 1921445669 1944184671 2083935789 2297672793 2547032631 2577175029 2808266747 2841500673 3045752307 3318860701 3358137159 3376299069 3722586153 3990694851 4104389861 4399419999 4716275733 4850642563 5764337007 5832554013 6893018379 7641097893 8424800241 8524502019 9956582103 10074411477 10128897207 11167758459 12313169583 13198259997 14551927689 16131206663 17293011021 22923293679 25274400723 29869746309 33503275377 36507467711 36939508749 39594779991 43655783067 48393619989 51879033063 53357068193 63058353319 75823202169 89609238927 109522403133 110818526247 130967349201 145180859967 160071204579 189175059957 328567209399 435542579901 480213613737 567525179871 693641886509 985701628197 1440640841211 1702575539613 2080925659527 6242776978581 18728330935743
• Sum of all divisors σ(n): 35429708160000
• Sum of proper divisors (its aliquot sum) s(n): 16701377224257
• 18728330935743 is a deficient number, because the sum of its proper divisors (16701377224257) is less than itself. Its deficiency is 2026953711486

Bases of 18728330935743

• Binary: 100010000100010000111100000110011110110111111₂
• Hexadecimal: 0x110887833DBF
• Base-36: 6MZOCORLR

Squares and roots of 18728330935743

• 18728330935743 squared (18728330935743²) is 350750379638708273994962049
• 18728330935743 cubed (18728330935743³) is 6568969185711221823371864024015942617407
• The square root of 18728330935743 is 4327624.1675708163
• The cube root of 18728330935743 is 26556.2261437481

Scales and comparisons

• 18,728,330,935,743 seconds is equal to 595,502 years, 51 weeks, 4 days, 12 hours, 49 minutes, 3 seconds.
• To count from 1 to 18,728,330,935,743 would take you about one million, four hundred eighty-eight thousand, seven hundred fifty-seven 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 18728330935743 cubic inches would be around 2213 feet tall.

Recreational maths with 18728330935743

• 18728330935743 backwards is 34753903382781
• The number of decimal digits it has is: 14
• The sum of 18728330935743's digits is 63
• More coming soon!