18808243740

Names of 18808243740

• Cardinal: 18808243740 can be written as Eighteen billion, eight hundred eight million, two hundred forty-three thousand, seven hundred forty.

Scientific notation

• Scientific notation: 1.880824374 × 10¹⁰

Factors of 18808243740

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 162

Divisors of 18808243740

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 5 6 9 10 11 12 13 15 18 20 22 26 27 30 31 33 36 39 44 45 52 54 55 60 62 65 66 78 81 90 93 97 99 108 110 117 124 130 132 135 143 155 156 162 165 180 186 194 195 198 220 234 243 260 270 279 286 291 297 310 324 330 341 351 372 388 390 396 403 405 429 465 468 485 486 495 540 558 572 582 585 594 620 660 682 702 715 729 780 806 810 837 858 873 891 930 970 972 990 1023 1053 1067 1116 1164 1170 1188 1209 1215 1261 1287 1364 1395 1404 1430 1455 1458 1485 1612 1620 1674 1705 1716 1746 1755 1782 1860 1940 1980 2015 2046 2106 2134 2145 2187 2340 2418 2430 2511 2522 2574 2619 2673 2790 2860 2910 2916 2970 3007 3069 3159 3201 3348 3410 3492 3510 3564 3627 3645 3783 3861 4030 4092 4185 4212 4268 4290 4365 4374 4433 4455 4836 4860 5022 5044 5115 5148 5238 5265 5335 5346 5580 5820 5940 6014 6045 6138 6305 6318 6402 6435 6820 7020 7254 7290 7533 7566 7722 7857 8019 8060 8370 8580 8730 8748 8866 8910 9021 9207 9477 9603 10044 10230 10476 10530 10670 10692 10881 10935 11349 11583 12028 12090 12276 12555 12610 12636 12804 12870 13095 13299 13365 13871 14508 14580 15035 15066 15132 15345 15444 15714 15795 16005 16038 16740 17460 17732 17820 18042 18135 18414 18915 18954 19206 19305 20460 21060 21340 21762 21870 22165 22599 22698 23166 23571 24057 24180 25110 25220 25740 26190 26598 26730 27063 27621 27742 28431 28809 30070 30132 30690 31428 31590 32010 32076 32643 33077 34047 34749 36084 36270 36828 37665 37830 37908 38412 38610 39091 39285 39897 40095 41613 43524 43740 44330 45105 45198 45396 46035 46332 47142 47385 48015 48114 50220 52380 53196 53460 54126 54405 55242 55484 56745 56862 57618 57915 60140 61380 63180 64020 65286 66154 66495 67797 68094 69355 69498 70713 72540 75330 75660 77220 78182 78570 79794 80190 81189 82863 83226 86427 88660 90210 90396 92070 94284 94770 96030 96228 97929 99231 102141 104247 108252 108810 110484 112995 113490 113724 115236 115830 117273 117855 119691 120285 124839 130572 132308 132990 135315 135594 136188 138105 138710 138996 141426 142155 144045 150660 156364 157140 159588 160380 162378 163215 165385 165726 166452 170235 172854 173745 180420 184140 189540 192060 195455 195858 198462 199485 204282 208065 208494 212139 217620 225990 226980 231660 234546 235710 239382 240570 243567 248589 249678 259281 265980 270630 271188 276210 277420 282852 284310 288090 293787 297693 306423 312741 324756 326430 330770 331452 338985 340470 345708 347490 351819 353565 359073 374517 390910 391716 396924 398970 405945 408564 414315 416130 416988 424278 430001 432135 451980 469092 471420 478764 481140 487134 489645 496155 497178 499356 510705 518562 521235 541260 552420 568620 576180 586365 587574 595386 598455 612846 624195 625482 652860 661540 677970 680940 694980 703638 707130 718146 730701 745767 749034 777843 781820 797940 811890 828630 832260 848556 860002 864270 881361 893079 919269 974268 979290 992310 994356 1021410 1037124 1042470 1055457 1060695 1077219 1123551 1172730 1175148 1190772 1196910 1217835 1225692 1242945 1248390 1250964 1290003 1296405 1355940 1407276 1414260 1436292 1461402 1468935 1488465 1491534 1498068 1532115 1555686 1563705 1623780 1657260 1720004 1728540 1759095 1762722 1786158 1795365 1838538 1872585 1958580 1984620 2042820 2084940 2110914 2121390 2150005 2154438 2192103 2247102 2333529 2345460 2393820 2435670 2485890 2496780 2580006 2592810 2679237 2757807 2922804 2937870 2976930 2983068 3064230 3111372 3127410 3166371 3231657 3370653 3518190 3525444 3572316 3590730 3653505 3677076 3728835 3745170 3870009 3889215 4221828 4242780 4300010 4308876 4384206 4406805 4465395 4494204 4596345 4667058 4871340 4971780 5160012 5185620 5277285 5358474 5386095 5515614 5617755 5875740 5953860 6128460 6254820 6332742 6450015 6463314 6576309 6741306 7036380 7181460 7307010 7457670 7490340 7740018 7778430 8037711 8600020 8768412 8813610 8930790 9192690 9334116 9499113 9694971 10111959 10554570 10716948 10772190 10960515 11031228 11235510 11610027 11667645 12665484 12900030 12926628 13152618 13396185 13482612 13789035 14614020 14915340 15480036 15556860 15831855 16075422 16158285 16853265 17627220 17861580 18385380 18998226 19350045 19389942 20223918 21109140 21544380 21921030 22471020 23220054 23335290 24113133 25800060 26305236 26792370 27578070 28497339 30335877 31663710 32150844 32316570 32881545 33706530 34830081 37996452 38700090 38779884 40188555 40447836 43842060 46440108 46670580 47495565 48226266 48474855 50559795 53584740 55156140 56994678 58050135 60671754 63327420 64633140 65763090 67413060 69660162 72339399 77400180 80377110 85492017 94991130 96452532 96949710 101119590 104490243 113989356 116100270 120565665 121343508 131526180 139320324 142486695 144678798 151679385 160754220 170984034 174150405 189982260 193899420 202239180 208980486 232200540 241131330 284973390 289357596 303358770 313470729 341968068 348300810 361696995 417960972 427460085 482262660 522451215 569946780 606717540 626941458 696601620 723393990 854920170 940412187 1044902430 1253882916 1446787980 1567353645 1709840340 1880824374 2089804860 3134707290 3761648748 4702060935 6269414580 9404121870 18808243740
• Sum of all divisors σ(n): 72578580480
• Sum of proper divisors (its aliquot sum) s(n): 53770336740
• 18808243740 is an abundant number, because the sum of its proper divisors (53770336740) is greater than itself. Its abundance is 34962093000

Bases of 18808243740

• Binary: 10001100001000011110000011000011100₂
• Hexadecimal: 0x4610F061C
• Base-36: 8N1XXR0

Squares and roots of 18808243740

• 18808243740 squared (18808243740²) is 353750032583249187600
• 18808243740 cubed (18808243740³) is 6653416835858692561537785624000
• The square root of 18808243740 is 137143.1505398647
• The cube root of 18808243740 is 2659.3943888593

Scales and comparisons

• 18,808,243,740 seconds is equal to 598 years, 2 weeks, 2 days, 9 minutes.
• To count from 1 to 18,808,243,740 would take you about one thousand, one hundred ninety-six 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 18808243740 cubic inches would be around 221.6 feet tall.

Recreational maths with 18808243740

• 18808243740 backwards is 04734280881
• 18808243740 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18808243740's digits is 45
• More coming soon!