18238259508642

Names of 18238259508642

• Cardinal: 18238259508642 can be written as Eighteen trillion, two hundred thirty-eight billion, two hundred fifty-nine million, five hundred eight thousand, six hundred forty-two.

Scientific notation

• Scientific notation: 1.8238259508642 × 10¹³

Factors of 18238259508642

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 345

Divisors of 18238259508642

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 6 9 17 18 29 34 37 51 58 74 87 102 111 153 174 222 257 261 306 333 493 514 522 629 666 771 841 986 1073 1258 1479 1542 1682 1887 2146 2313 2523 2958 3219 3774 4369 4437 4626 5046 5661 6438 7453 7569 8738 8874 9509 9657 11322 13107 14297 14906 15138 18241 19018 19314 22359 24389 26214 28527 28594 31117 36482 39321 42891 44718 48778 54723 57054 62234 66049 67077 73167 78642 85581 85782 93351 109446 126701 128673 132098 134154 146334 161653 164169 171162 186702 198147 216137 219501 253402 257346 275761 280053 323306 328338 380103 396294 414613 432274 439002 484959 528989 551522 560106 594441 648411 760206 827283 829226 902393 969918 1057978 1122833 1140309 1188882 1243839 1296822 1454877 1586967 1654566 1804786 1915421 1945233 2245666 2280618 2443813 2481849 2487678 2707179 2909754 3173934 3368499 3674329 3731517 3830842 3890466 4687937 4760901 4887626 4963698 5414358 5746263 6267973 6736998 7331439 7348658 7463034 7997069 8121537 9375874 9521802 10105497 11022987 11492526 12535946 14063811 14662878 15340681 15994138 16243074 17238789 18803919 20210994 21994317 22045974 23991207 28127622 30681362 32562157 33068961 34477578 37607838 41544821 42191433 43988634 46022043 47982414 55547209 56411757 65124314 66137922 70870577 71973621 83089642 84382866 92044086 97686471 106555541 111094418 112823514 124634463 135950173 138066129 141741154 143947242 166641627 195372942 212611731 213111082 231915001 249268926 271900346 276132258 293059413 319666623 333283254 373903389 407850519 425223462 463830002 499924881 586118826 637835193 639333246 695745003 747806778 815701038 944302553 958999869 999849762 1204799809 1223551557 1275670386 1391490006 1610869061 1888605106 1917999738 2055246733 2087235009 2409599618 2447103114 2832907659 3221738122 3614399427 3942555017 4110493466 4174470018 4832607183 5665815318 6165740199 7228798854 7885110034 8498722977 9665214366 10843198281 11827665051 12331480398 14497821549 16997445954 18497220597 21686396562 23655330102 27384774037 28995643098 34939194461 35482995153 36994441194 54769548074 59602155257 69878388922 70965990306 82154322111 104817583383 119204310514 164308644222 178806465771 209635166766 246462966333 314452750149 357612931542 492925932666 536419397313 628905500298 1013236639369 1072838794626 2026473278738 3039709918107 6079419836214 9119129754321 18238259508642
• Sum of all divisors σ(n): 44680027738320
• Sum of proper divisors (its aliquot sum) s(n): 26441768229678
• 18238259508642 is an abundant number, because the sum of its proper divisors (26441768229678) is greater than itself. Its abundance is 8203508721036

Bases of 18238259508642

• Binary: 100001001011001101100111110101011010110100010₂
• Hexadecimal: 0x10966CFAB5A2
• Base-36: 6GQJGTACI

Squares and roots of 18238259508642

• 18238259508642 squared (18238259508642²) is 332634109904570327272684164
• 18238259508642 cubed (18238259508642³) is 6066667217865697842594437812863094545288
• The square root of 18238259508642 is 4270627.5310125091
• The cube root of 18238259508642 is 26322.5401607403

Scales and comparisons

• 18,238,259,508,642 seconds is equal to 579,920 years, 12 weeks, 2 days, 12 hours, 50 minutes, 42 seconds.
• To count from 1 to 18,238,259,508,642 would take you about one million, four hundred forty-nine thousand, eight hundred 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 18238259508642 cubic inches would be around 2193.5 feet tall.

Recreational maths with 18238259508642

• 18238259508642 backwards is 24680595283281
• The number of decimal digits it has is: 14
• The sum of 18238259508642's digits is 63
• More coming soon!