18513221736828

Names of 18513221736828

• Cardinal: 18513221736828 can be written as Eighteen trillion, five hundred thirteen billion, two hundred twenty-one million, seven hundred thirty-six thousand, eight hundred twenty-eight.

Scientific notation

• Scientific notation: 1.8513221736828 × 10¹³

Factors of 18513221736828

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 2782

Divisors of 18513221736828

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 3 4 6 7 12 13 14 19 21 26 28 31 38 39 42 49 52 57 62 76 78 84 91 93 98 114 124 133 147 156 182 186 196 217 228 247 266 273 294 343 364 372 399 403 434 494 532 546 588 589 637 651 686 741 798 806 868 931 961 988 1029 1092 1178 1209 1274 1302 1372 1482 1519 1596 1612 1729 1767 1862 1911 1922 2058 2356 2401 2418 2548 2604 2707 2793 2821 2883 2964 3038 3458 3534 3724 3822 3844 4116 4123 4459 4557 4802 4836 5187 5414 5586 5642 5766 6076 6517 6727 6916 7068 7203 7644 7657 8121 8246 8463 8918 9114 9604 10374 10633 10828 11172 11284 11532 12103 12369 12493 13034 13377 13454 14406 15314 16242 16492 16926 17836 18228 18259 18949 19551 19747 20181 20748 21266 22971 24206 24738 24986 26068 26754 26908 28812 28861 30628 31213 31899 32484 33852 35191 36309 36518 37479 37898 39102 39494 40362 42532 45619 45942 47089 48412 49476 49972 51433 53508 53599 54777 56847 57722 59241 62426 63798 70382 72618 73036 74431 74958 75796 78204 78988 80724 83917 84721 86583 87451 91238 91884 93639 94178 102866 105573 107198 109554 113694 115444 118482 124852 127596 127813 132643 136857 138229 140764 141267 145236 148862 149916 154299 160797 167834 169442 173166 174902 182476 187278 188356 202027 205732 211146 214396 219108 223293 227388 236964 237367 246337 251751 254163 255626 262353 265286 273714 276458 282534 297724 308598 321594 329623 335668 338884 346332 349804 360031 374556 375193 383439 397929 404054 414687 422292 446586 474734 492674 503502 508326 511252 524706 530572 547428 552916 565068 587419 593047 606081 612157 617196 643188 659246 668629 712101 720062 739011 750386 766878 795858 808108 829374 893172 894691 928501 949468 967603 985348 988869 1007004 1016652 1049412 1080093 1090921 1125579 1174838 1186094 1212162 1224314 1318492 1337258 1414189 1424202 1440124 1478022 1500772 1533756 1591716 1594423 1658748 1661569 1724359 1762257 1779141 1789382 1836471 1857002 1935206 1977738 2005887 2160186 2181842 2251158 2307361 2349676 2372188 2424324 2448628 2520217 2601427 2626351 2674516 2684073 2785503 2828378 2848404 2902809 2956044 3188846 3272763 3323138 3448718 3524514 3558282 3578764 3672942 3714004 3870412 3955476 4011774 4111933 4242567 4285099 4320372 4363684 4502316 4614722 4680403 4783269 4984707 5040434 5173077 5202854 5252702 5368146 5571006 5656756 5805618 6262837 6377692 6499507 6545526 6646276 6897436 6922083 7049028 7116564 7345884 7560651 7636447 7804281 7879053 8023548 8223866 8485134 8570198 9229444 9360806 9566538 9969414 10080868 10346154 10405708 10505404 10736292 11142012 11160961 11611236 11630983 12070513 12335799 12525674 12855297 12999014 13091052 13844166 14041209 15121302 15272894 15608562 15758106 16447732 16970268 17140396 17641519 18209989 18384457 18721612 18788511 19133076 19498521 19938828 20692308 20727499 22321922 22909341 23261966 24141026 24671598 25051348 25710594 25998028 27688332 28082418 28783531 29995693 30242604 30545788 31217124 31516212 32762821 33482883 33818551 34892949 35283038 36211539 36419978 36768914 37577022 38997042 41454998 43839859 44643844 45818682 46523932 48282052 49343196 49427113 51421188 52924557 53455129 54629967 55153371 56164836 57567062 59991386 62182497 65525642 66965766 67637102 69785898 70566076 72423078 72839956 73537828 75154044 77994084 78126727 81416881 82909996 84493591 86350593 87679718 89987079 91637364 98288463 98854226 101455653 105849114 106910258 109259934 110306742 115134124 119982772 123490633 124364994 127469923 131051284 131519577 133931532 135274204 139571796 144846156 145092493 148281339 156253454 160365387 162833762 168987182 172701186 175359436 179974158 196576926 197708452 201484717 202911306 211698228 213820516 218519868 220613484 229339747 234380181 236729857 244250643 246981266 248729988 253480773 254939846 263039154 290184986 296562678 312506908 320730774 325667524 337974364 345402372 345989791 359948316 370471899 374185903 382409769 393153852 402969434 405822612 435277479 458679494 468760362 473459714 488501286 493962532 506961546 509879692 526078308 546887089 569918167 580369972 593125356 604454151 641461548 642552469 688019241 691979582 710189571 740943798 748371806 764819538 805938868 870554958 892289461 917358988 937520724 946919428 977002572 1013923092 1015647451 1037969373 1093774178 1122557709 1139836334 1208908302 1285104938 1376038482 1383959164 1420379142 1481887596 1496743612 1529639076 1605378229 1640661267 1657108999 1709754501 1741109916 1784578922 1927657407 2031294902 2075938746 2187548356 2245115418 2279672668 2417816604 2421928537 2570209876 2619301321 2676868383 2752076964 2840758284 3046942353 3210756458 3281322534 3314217998 3419509002 3569157844 3828209623 3855314814 4062589804 4151877492 4490230836 4497867283 4816134687 4843857074 4971326997 5238602642 5353736766 6093884706 6246026227 6421512916 6562645068 6628435996 6839018004 7109532157 7265785611 7656419246 7710629628 7857903963 8995734566 9632269374 9687714148 9942653994 10477205284 10707473532 11484628869 11599762993 12187769412 12492052454 13493601849 14219064314 14531571222 15312838492 15715807926 16953499759 17991469132 18738078681 19264538748 19885307988 21328596471 22969257738 23199525986 24984104908 26987203698 28438128628 29063142444 31431615852 31485070981 33906999518 34799288979 37476157362 42657192942 45938515476 46399051972 49766725099 50860499277 53974407396 62970141962 67813999036 69598577958 74952314724 81198340951 85314385884 94455212943 99533450198 101720998554 118674498313 125940283924 139197155916 149300175297 162396681902 188910425886 199066900396 203441997108 220395496867 237348996626 243595022853 298600350594 324793363804 356023494939 377820851772 440790993734 474697993252 487190045706 597200701188 661186490601 712046989878 881581987468 974380091412 1322372981202 1424093979756 1542768478069 2644745962404 3085536956138 4628305434207 6171073912276 9256610868414 18513221736828
• Sum of all divisors σ(n): 59050975992960
• Sum of proper divisors (its aliquot sum) s(n): 40537754256132
• 18513221736828 is an abundant number, because the sum of its proper divisors (40537754256132) is greater than itself. Its abundance is 22024532519304

Bases of 18513221736828

• Binary: 100001101011001110010000000010101100101111100₂
• Hexadecimal: 0x10D67201597C
• Base-36: 6K8UU83GC

Squares and roots of 18513221736828

• 18513221736828 squared (18513221736828²) is 342739379076960748891501584
• 18513221736828 cubed (18513221736828³) is 6345210122794521559072708530669393135552
• The square root of 18513221736828 is 4302699.3546874733
• The cube root of 18513221736828 is 26454.1615238893

Scales and comparisons

• 18,513,221,736,828 seconds is equal to 588,663 years, 9 weeks, 4 days, 17 hours, 33 minutes, 48 seconds.
• To count from 1 to 18,513,221,736,828 would take you about one million, four hundred seventy-one thousand, six 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 18513221736828 cubic inches would be around 2204.5 feet tall.

Recreational maths with 18513221736828

• 18513221736828 backwards is 82863712231581
• 18513221736828 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18513221736828's digits is 57
• More coming soon!