18904122468

Names of 18904122468

• Cardinal: 18904122468 can be written as Eighteen billion, nine hundred four million, one hundred twenty-two thousand, four hundred sixty-eight.

Scientific notation

• Scientific notation: 1.8904122468 × 10¹⁰

Factors of 18904122468

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 122

Divisors of 18904122468

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 3 4 6 7 9 11 12 14 17 18 21 22 27 28 29 33 34 36 42 44 51 53 54 58 63 66 68 77 81 84 87 99 102 106 108 116 119 126 132 153 154 159 162 174 187 189 198 203 204 212 231 238 252 261 297 306 308 318 319 324 348 357 371 374 378 396 406 459 462 476 477 493 522 561 567 583 594 609 612 636 638 693 714 742 748 756 783 812 841 891 901 918 924 954 957 986 1044 1071 1113 1122 1134 1166 1188 1218 1276 1309 1377 1386 1428 1431 1479 1484 1537 1566 1682 1683 1749 1782 1802 1827 1836 1908 1914 1972 2079 2142 2226 2233 2244 2268 2332 2349 2436 2523 2618 2703 2754 2772 2862 2871 2958 3074 3132 3213 3339 3364 3366 3451 3498 3564 3604 3654 3828 3927 4081 4158 4284 4293 4437 4452 4466 4611 4698 5046 5049 5236 5247 5406 5423 5481 5508 5724 5742 5887 5916 6148 6237 6307 6426 6678 6699 6732 6902 6996 7308 7569 7854 8109 8162 8316 8586 8613 8874 8932 9222 9251 9396 9639 9911 10017 10092 10098 10353 10494 10759 10812 10846 10962 11484 11774 11781 12243 12474 12614 12852 13311 13356 13398 13804 13833 14297 15138 15147 15708 15741 16218 16269 16324 16443 16907 17172 17226 17661 17748 18444 18502 18921 19278 19822 20034 20097 20196 20706 20988 21518 21692 21924 22707 23548 23562 24327 24486 24948 25228 25839 26129 26622 26796 27666 27753 28594 29733 30051 30276 30294 31059 31482 32277 32436 32538 32886 33814 34452 35322 35343 36729 37004 37842 37961 38556 39644 39933 40068 40194 41412 41499 42891 43036 44573 45414 47124 47223 48654 48807 48972 50721 51678 52258 52983 53244 55332 55506 56763 57188 59466 60102 60291 60588 62118 62964 64554 64757 65076 65772 67628 68121 69377 70644 70686 72981 73458 75684 75922 78387 79866 80388 82998 83259 85782 89146 89199 90828 93177 94446 96831 97308 97614 100079 101442 103356 104516 105966 106029 110187 111012 113526 113883 118349 118932 120204 120582 124236 124497 128673 129108 129514 133719 136242 138754 141372 145962 146421 146916 151844 152163 156774 157267 158949 159732 165996 166518 170289 171564 178292 178398 180873 182903 186354 188892 193662 194271 195228 200158 202884 208131 211932 212058 220374 227052 227766 235161 236698 241164 248994 249777 257346 259028 267438 267597 272484 277508 279531 287419 290493 291924 292842 300237 304326 312011 313548 314534 317898 330561 333036 340578 341649 355047 356796 361746 365806 372708 386019 387324 388542 400316 401157 416262 424116 439263 440748 455532 456489 470322 471801 473396 476847 490303 497988 499554 510867 514692 534876 535194 548709 559062 574838 580986 582813 585684 600474 608652 624022 624393 629068 635796 661122 681156 683298 705483 710094 723492 731612 749331 757741 772038 777084 802314 802791 832524 862257 871479 878526 900711 912978 936033 940644 943602 953694 980606 999108 1021734 1024947 1065141 1070388 1097418 1100869 1118124 1149676 1158057 1161972 1165626 1200948 1203471 1248044 1248786 1322244 1366596 1369467 1410966 1415403 1420188 1470909 1498662 1515482 1544076 1604628 1605582 1646127 1724514 1742958 1748439 1757052 1801422 1825956 1872066 1873179 1887204 1907388 1961212 2011933 2043468 2049894 2116449 2130282 2194836 2201738 2273223 2316114 2331252 2406942 2497572 2586771 2702133 2738934 2808099 2821932 2830806 2941818 2997324 3030964 3074841 3195423 3211164 3292254 3302607 3432121 3449028 3485916 3496878 3602844 3610413 3744132 3746358 4023866 4099788 4232898 4246209 4260564 4403476 4412727 4546446 4632228 4813884 4938381 5173542 5245317 5304187 5404266 5477868 5616198 5619537 5661612 5883636 6035799 6149682 6390846 6584508 6605214 6819669 6864242 6993756 7220826 7492716 7760313 8047732 8106399 8335151 8424297 8465796 8492418 8825454 9092892 9586269 9876762 9907821 10296363 10347084 10490634 10608374 10808532 11232396 11239074 12071598 12299364 12738627 12781692 13210428 13238181 13639338 13728484 14441652 14815143 15520626 15912561 16212798 16670302 16848594 16984836 17650908 18107397 19172538 19753524 19815642 20459007 20592726 20981268 21216748 22478148 23280939 24143196 25005453 25272891 25477254 26476362 27278676 29630286 29723463 30889089 31041252 31825122 32425596 33340604 33697188 36214794 38345076 39631284 39714543 40918014 41185452 46561878 47737683 50010906 50545782 50954508 52952724 54322191 58346057 59260572 59446926 61377021 61778178 63650244 72429588 75016359 79429086 81836028 89170389 92667267 93123756 95475366 100021812 101091564 108644382 116692114 118893852 122754042 123556356 143213049 150032718 158858172 162966573 175038171 178340778 185334534 190950732 217288764 225049077 233384228 245508084 278001801 286426098 300065436 325933146 350076342 356681556 370669068 429639147 450098154 525114513 556003602 572852196 651866292 675147231 700152684 859278294 900196308 1050229026 1112007204 1350294462 1575343539 1718556588 2100458052 2700588924 3150687078 4726030617 6301374156 9452061234 18904122468
• Sum of all divisors σ(n): 68839714944
• Sum of proper divisors (its aliquot sum) s(n): 49935592476
• 18904122468 is an abundant number, because the sum of its proper divisors (49935592476) is greater than itself. Its abundance is 31031470008

Bases of 18904122468

• Binary: 10001100110110001100000010001100100₂
• Hexadecimal: 0x466C60464
• Base-36: 8ON0Y90

Squares and roots of 18904122468

• 18904122468 squared (18904122468²) is 357365846285142411024
• 18904122468 cubed (18904122468³) is 6755687724054794986818489287232
• The square root of 18904122468 is 137492.2633023401
• The cube root of 18904122468 is 2663.9056607693

Scales and comparisons

• 18,904,122,468 seconds is equal to 601 years, 4 weeks, 5 days, 17 hours, 7 minutes, 48 seconds.
• To count from 1 to 18,904,122,468 would take you about one thousand, two hundred two 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 18904122468 cubic inches would be around 222 feet tall.

Recreational maths with 18904122468

• 18904122468 backwards is 86422140981
• The number of decimal digits it has is: 11
• The sum of 18904122468's digits is 45
• More coming soon!