18906464084040

Names of 18906464084040

• Cardinal: 18906464084040 can be written as Eighteen trillion, nine hundred six billion, four hundred sixty-four million, eighty-four thousand and forty.

Scientific notation

• Scientific notation: 1.890646408404 × 10¹³

Factors of 18906464084040

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 612

Divisors of 18906464084040

• Number of divisors d(n): 960
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 17 18 20 24 26 27 30 34 36 39 40 45 51 52 54 60 65 68 72 78 81 85 90 102 104 108 117 120 130 135 136 153 156 162 170 180 195 204 216 221 234 241 255 260 270 306 312 324 331 340 351 360 390 405 408 442 459 468 482 510 520 540 585 612 648 662 663 680 702 723 765 780 810 884 918 936 964 993 1020 1053 1080 1105 1170 1205 1224 1324 1326 1377 1404 1446 1530 1560 1620 1655 1755 1768 1836 1928 1986 1989 2040 2106 2169 2210 2295 2340 2410 2648 2652 2754 2808 2892 2979 3060 3133 3240 3310 3315 3510 3615 3672 3972 3978 4097 4212 4303 4338 4420 4590 4680 4820 4965 5265 5304 5508 5627 5784 5958 5967 6120 6266 6507 6620 6630 6885 7020 7230 7944 7956 8194 8424 8606 8676 8840 8937 9180 9399 9640 9930 9945 10530 10845 11016 11254 11916 11934 12291 12532 12909 13014 13240 13260 13770 14040 14460 14895 15665 15912 16388 16881 17212 17352 17874 17901 18360 18798 19521 19860 19890 20485 21060 21515 21690 22508 23832 23868 24582 25064 25818 26028 26520 26811 27540 28135 28197 28920 29790 29835 31330 32535 32776 33762 34424 35748 35802 36873 37596 38727 39042 39720 39780 40970 42120 43030 43380 44685 45016 46995 47736 49164 50643 51636 52056 53261 53622 55080 56270 56394 59580 59670 61455 62660 64545 65070 67524 71496 71604 73151 73746 75192 77454 78084 79560 79771 81940 84405 84591 86060 86760 89370 89505 93990 97605 98328 101286 103272 106522 107244 109561 110619 112540 112788 116181 119160 119340 122910 125320 129090 130140 134055 135048 140985 143208 146302 147492 151929 154908 156168 159542 159783 163880 168810 169182 172120 178740 179010 184365 187980 193635 195210 202572 213044 214488 219122 219453 221238 225080 225576 232362 238680 239313 245820 253215 253773 258180 260280 266305 268110 281970 292604 294984 303858 309816 319084 319566 328683 331857 337620 338364 348543 357480 358020 365755 368730 375960 387270 390420 398855 405144 422955 426088 438244 438906 442476 455787 464724 478626 479349 491640 506430 507546 516360 532610 536220 547805 553095 563940 580905 585208 607716 638168 639132 657366 658359 663714 675240 676728 697086 716040 717939 731510 737460 759645 774540 780840 797710 798915 845910 876488 877812 884952 911574 929448 957252 958698 986049 1012860 1015092 1037023 1065220 1072440 1095610 1097265 1106190 1127880 1161810 1196565 1215432 1268865 1278264 1314732 1316718 1327428 1356107 1394172 1424293 1435878 1438047 1463020 1474920 1519290 1549080 1595420 1597830 1643415 1659285 1691820 1742715 1755624 1823148 1862537 1914504 1917396 1972098 1975077 2025720 2030184 2074046 2130440 2153817 2191220 2194530 2212380 2278935 2323620 2393130 2396745 2537730 2629464 2633436 2654856 2712214 2788344 2848586 2871756 2876094 2926040 2958147 3038580 3111069 3190840 3195660 3286830 3291795 3318570 3383640 3485430 3589695 3646296 3725074 3834792 3944196 3950154 4068321 4148092 4272879 4307634 4314141 4382440 4389060 4424760 4557870 4647240 4786260 4793490 4930245 5075460 5185115 5266872 5424428 5587611 5697172 5743512 5752188 5916294 5925231 6077160 6222138 6391320 6461451 6573660 6583590 6637140 6780535 6970860 7121465 7179390 7190235 7450148 7888392 7900308 8136642 8296184 8545758 8615268 8628282 8778120 8874441 9115740 9312685 9333207 9572520 9586980 9860490 9875385 10150920 10370230 10769085 10848856 11175222 11394344 11504376 11832588 11850462 12204963 12444276 12818637 12922902 13147320 13167180 13274280 13561070 13941720 14242930 14358780 14380470 14790735 14900296 15555345 15800616 16273284 16762833 17091516 17230536 17256564 17629391 17748882 18231480 18625370 18666414 19173960 19720980 19750770 20341605 20740460 21364395 21538170 21570705 22350444 23665176 23700924 24212981 24409926 24888552 25637274 25845804 26334360 26404201 27122140 27938055 27999621 28485860 28717560 28760940 29581470 29626155 31110690 32307255 32546568 33525666 34183032 34513128 35258782 35497764 36614889 37250740 37332828 38455911 39441960 39501540 40683210 41480920 42728790 43076340 43141410 44372205 44700888 46666035 47401848 48425962 48819852 50288499 51274548 51691608 52808402 52888173 54244280 55876110 55999242 56971720 57521880 59162940 59252310 61024815 62221380 64093185 64614510 67051332 70517564 70995528 72638943 73229778 74501480 74665656 76911822 79003080 79212603 81366420 83814165 83998863 85457580 86152680 86282820 88146955 88744410 93332070 96851924 97639704 100576998 102549096 105616804 105776346 109844667 111752220 111998484 115367733 118325880 118504620 121064905 122049630 124442760 128186370 129229020 132021005 134102664 139998105 141035128 145277886 146459556 150865497 153823644 158425206 158664519 162732840 167628330 167997726 170915160 172565640 176293910 177488820 183074445 186664140 192279555 193703848 201153996 211233608 211552692 217916829 219689334 223504440 223996968 230735466 237009240 237637809 242129810 244099260 251442495 256372740 258458040 264042010 264440865 279996210 290555772 292919112 301730994 307647288 316850412 317329038 335256660 335995452 343254613 352587820 354977640 363194715 366148890 373328280 384559110 396063015 402307992 419994315 423105384 435833658 439378668 448871417 461470932 475275618 475993557 484259620 488198520 502884990 512745480 528084020 528881730 549223335 559992420 576838665 581111544 603461988 633700824 634658076 653750487 670513320 671990904 686509226 705175640 712913427 726389430 732297780 754327485 769118220 792126030 793322595 839988630 871667316 878757336 897742834 922941864 950551236 951987114 968519240 1005769980 1029763839 1056168040 1057763460 1089584145 1098446670 1119984840 1153677330 1188189045 1206923976 1269316152 1307500974 1346614251 1373018452 1425826854 1427980671 1452778860 1464595560 1508654970 1538236440 1584252060 1586645190 1679977260 1716273065 1743334632 1795485668 1901102472 1903974228 1961251461 2011539960 2059527678 2115526920 2138740281 2179168290 2196893340 2244357085 2307354660 2376378090 2379967785 2615001948 2693228502 2746036904 2851653708 2855961342 2905557720 3017309940 3089291517 3168504120 3173290380 3268752435 3359954520 3432546130 3564567135 3590971336 3807948456 3922502922 4039842753 4119055356 4277480562 4358336580 4393786680 4488714170 4614709320 4752756180 4759935570 5148819195 5230003896 5386457004 5703307416 5711922684 5835328421 6034619880 6178583034 6346580760 6537504870 6733071255 6865092260 7129134270 7139903355 7845005844 8079685506 8238110712 8554961124 8716673160 8977428340 9267874551 9505512360 9519871140 9806257305 10297638390 10693701405 10772914008 11423845368 11670656842 12119528259 12357166068 13075009740 13466142510 13730184520 14258268540 14279806710 15446457585 15690011688 16159371012 17109922248 17505985263 17954856680 18535749102 19039742280 19612514610 20199213765 20595276780 21387402810 23341313684 24239056518 24714332136 26150019480 26932285020 27803623653 28516537080 28559613420 29176642105 30892915170 32318742024 35011970526 36358584777 37071498204 39225029220 40398427530 41190553560 42774805620 46339372755 46682627368 48478113036 52517955789 53864570040 55607247306 57119226840 58353284210 60597641295 61785830340 70023941052 72717169554 74142996408 78450058440 80796855060 85549611240 87529926315 92678745510 96956226072 105035911578 111214494612 116706568420 121195282590 123571660680 139018118265 140047882104 145434339108 157553867367 161593710120 175059852630 181792923885 185357491020 210071823156 222428989224 233413136840 242390565180 262589778945 278036236530 290868678216 315107734734 350119705260 363585847770 370714982040 420143646312 472661602101 484781130360 525179557890 556072473060 630215469468 700239410520 727171695540 787769336835 945323204202 1050359115780 1112144946120 1260430938936 1454343391080 1575538673670 1890646408404 2100718231560 2363308010505 3151077347340 3781292816808 4726616021010 6302154694680 9453232042020 18906464084040
• Sum of all divisors σ(n): 72981673213680
• Sum of proper divisors (its aliquot sum) s(n): 54075209129640
• 18906464084040 is an abundant number, because the sum of its proper divisors (54075209129640) is greater than itself. Its abundance is 35168745045600

Bases of 18906464084040

• Binary: 100010011001000000001000100110110000001001000₂
• Hexadecimal: 0x113201136048
• Base-36: 6P9ICKCI0

Squares and roots of 18906464084040

• 18906464084040 squared (18906464084040²) is 357454384161094476182721600
• 18906464084040 cubed (18906464084040³) is 6758198475824369359445863130818323264000
• The square root of 18906464084040 is 4348156.4005955443
• The cube root of 18906464084040 is 26640.1564712625

Scales and comparisons

• 18,906,464,084,040 seconds is equal to 601,167 years, 3 weeks, 6 days, 18 hours, 54 minutes.
• To count from 1 to 18,906,464,084,040 would take you about one million, five hundred two thousand, nine hundred seventeen 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 18906464084040 cubic inches would be around 2220 feet tall.

Recreational maths with 18906464084040

• 18906464084040 backwards is 04048046460981
• 18906464084040 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18906464084040's digits is 54
• More coming soon!