1918338051840

Names of 1918338051840

• Cardinal: 1918338051840 can be written as One trillion, nine hundred eighteen billion, three hundred thirty-eight million, fifty-one thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.91833805184 × 10¹²

Factors of 1918338051840

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 151

Divisors of 1918338051840

• Number of divisors d(n): 972
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 31 32 35 40 42 48 49 56 60 62 64 70 80 84 93 96 98 103 105 112 120 124 128 140 147 155 160 168 186 192 196 206 210 217 224 240 245 248 256 280 294 309 310 320 336 372 384 392 412 420 434 448 465 480 490 496 515 560 588 618 620 640 651 672 721 735 744 768 784 824 840 868 896 930 960 961 980 992 1030 1085 1120 1176 1236 1240 1280 1302 1344 1442 1470 1488 1519 1545 1568 1648 1680 1736 1792 1860 1920 1922 1960 1984 2060 2163 2170 2240 2352 2472 2480 2604 2688 2883 2884 2940 2976 3038 3090 3136 3193 3255 3296 3360 3472 3605 3720 3840 3844 3920 3968 4120 4326 4340 4480 4557 4704 4805 4944 4960 5047 5208 5376 5766 5768 5880 5952 6076 6180 6272 6386 6510 6592 6720 6727 6944 7210 7440 7595 7688 7840 7936 8240 8652 8680 8960 9114 9408 9579 9610 9888 9920 10094 10416 10609 10815 11532 11536 11760 11904 12152 12360 12544 12772 13020 13184 13440 13454 13888 14415 14420 14880 15141 15190 15376 15680 15965 16480 17304 17360 18228 18816 19158 19220 19776 19840 20181 20188 20832 21218 21630 22351 22785 23064 23072 23520 23808 24304 24720 25235 25544 26040 26368 26880 26908 27776 28830 28840 29760 30282 30380 30752 31360 31827 31930 32960 33635 34608 34720 36456 37632 38316 38440 39552 39680 40362 40376 41664 42436 43260 44702 45570 46128 46144 47040 47089 47895 48608 49440 50470 51088 52080 53045 53816 55552 57660 57680 59520 60564 60760 61504 62720 63654 63860 65920 67053 67270 69216 69440 72912 74263 75705 76632 76880 79104 80724 80752 83328 84872 86520 89404 91140 92256 92288 94080 94178 95790 97216 98880 98983 100905 100940 102176 104160 106090 107632 111755 115320 115360 119040 121128 121520 123008 127308 127720 131840 134106 134540 138432 138880 141267 145824 148526 151410 153264 153760 156457 159135 161448 161504 166656 169744 173040 178808 182280 184512 184576 188160 188356 191580 194432 197760 197966 201810 201880 204352 208320 212180 215264 222789 223510 230640 230720 235445 242256 243040 246016 254616 255440 268212 269080 276864 277760 282534 291648 296949 297052 302820 306528 307520 312914 318270 322896 323008 328879 335265 339488 346080 357616 364560 369024 371315 376712 383160 388864 395520 395932 403620 403760 408704 416640 424360 430528 445578 447020 461280 461440 469371 470890 484512 486080 494915 509232 510880 519841 536424 538160 553728 565068 583296 593898 594104 605640 613056 615040 625828 636540 645792 646016 657758 670530 678976 692160 692881 706335 715232 729120 738048 742630 753424 766320 782285 791864 807240 807520 817408 833280 848720 861056 891156 894040 922560 922880 938742 941780 969024 972160 986637 989830 1018464 1021760 1039682 1072848 1076320 1113945 1130136 1166592 1187796 1188208 1211280 1226112 1230080 1251656 1273080 1291584 1292032 1315516 1341060 1357952 1384320 1385762 1412670 1430464 1458240 1484745 1485260 1506848 1532640 1559523 1564570 1583728 1614480 1615040 1644395 1697440 1722112 1782312 1788080 1845120 1877484 1883560 1938048 1944320 1973274 1979660 2036928 2043520 2078643 2079364 2145696 2152640 2227890 2260272 2302153 2346855 2375592 2376416 2422560 2452224 2503312 2546160 2583168 2599205 2631032 2682120 2715904 2768640 2771524 2825340 2860928 2916480 2969490 2970520 3013696 3065280 3119046 3129140 3167456 3228960 3230080 3288790 3394880 3464405 3564624 3576160 3690240 3754968 3767120 3876096 3946548 3959320 4073856 4087040 4157286 4158728 4291392 4305280 4455780 4520544 4604306 4693710 4751184 4752832 4845120 4850167 4933185 5006624 5092320 5166336 5198410 5262064 5364240 5543048 5650680 5721856 5832960 5938980 5941040 6027392 6130560 6238092 6258280 6334912 6457920 6460160 6577580 6789760 6906459 6928810 7129248 7152320 7509936 7534240 7797615 7893096 7918640 8147712 8314572 8317456 8582784 8610560 8911560 9041088 9208612 9387420 9502368 9505664 9690240 9700334 9866370 10013248 10184640 10195249 10393215 10396820 10524128 10728480 11086096 11301360 11510765 11877960 11882080 12054784 12261120 12476184 12516560 12669824 12915840 13155160 13579520 13812918 13857620 14258496 14304640 14550501 15019872 15068480 15595230 15786192 15837280 16115071 16629144 16634912 17165568 17823120 18082176 18417224 18774840 19004736 19011328 19380480 19400668 19732740 20026496 20369280 20390498 20786430 20793640 21048256 21456960 22172192 22602720 23021530 23755920 23764160 24250835 24952368 25033120 25339648 25831680 26310320 27625836 27715240 28516992 28609280 29101002 30039744 30136960 30585747 31190460 31572384 31674560 32230142 33258288 33269824 34532295 35646240 36164352 36834448 37549680 38009472 38801336 39465480 40052992 40738560 40780996 41572860 41587280 42096512 42913920 44344384 45205440 46043060 47511840 47528320 48345213 48501670 49904736 50066240 50976245 52620640 55251672 55430480 57033984 58202004 60079488 60273920 61171494 62380920 63144768 63349120 64460284 66516576 66539648 69064590 71292480 71366743 72752505 73668896 75099360 76018944 77602672 78930960 80575355 81561992 83145720 83174560 84193024 85827840 88688768 90410880 92086120 95023680 95056640 96690426 97003340 99809472 100132480 101952490 105241280 110503344 110860960 116404008 120158976 122342988 124761840 126289536 126698240 128920568 133033152 133079296 138129180 142584960 142733486 145505010 147337792 150198720 152928735 155205344 157861920 161150710 163123984 166291440 166349120 177377536 180821760 184172240 190047360 193380852 194006680 199618944 200264960 203904980 210482560 214100229 221006688 221721920 232808016 241726065 244685976 249523680 252579072 257841136 266066304 276258360 285169920 285466972 291010020 294675584 300397440 305857470 310410688 315723840 322301420 326247968 332582880 332698240 356833715 368344480 380094720 386761704 388013360 399237888 407809960 420965120 428200458 442013376 443443840 465616032 483452130 489371952 499047360 499567201 515682272 532132608 552516720 570933944 582020040 589351168 600794880 611714940 620821376 631447680 644602840 652495936 665165760 665396480 713667430 736688960 773523408 776026720 815619920 856400916 884026752 886887680 931232064 966904260 978743904 998094720 999134402 1031364544 1070501145 1105033440 1141867888 1164040080 1223429880 1241642752 1262895360 1289205680 1304991872 1330331520 1427334860 1473377920 1498701603 1547046816 1552053440 1631239840 1712801832 1768053504 1862464128 1933808520 1957487808 1996189440 1998268804 2062729088 2141002290 2210066880 2283735776 2328080160 2446859760 2497836005 2578411360 2609983744 2660663040 2854669720 2946755840 2997403206 3094093632 3104106880 3262479680 3425603664 3724928256 3867617040 3914975616 3996537608 4125458176 4282004580 4420133760 4567471552 4656160320 4893719520 4995672010 5156822720 5709339440 5994806412 6188187264 6208213760 6524959360 6851207328 7493508015 7735234080 7829951232 7993075216 8564009160 8840267520 9134943104 9312320640 9787439040 9991344020 10313645440 11418678880 11989612824 12376374528 13049918720 13702414656 14987016030 15470468160 15986150432 17128018320 18269886208 18624641280 19574878080 19982688040 20627290880 22837357760 23979225648 27404829312 29974032060 30940936320 31972300864 34256036640 39149756160 39965376080 45674715520 47958451296 54809658624 59948064120 61881872640 63944601728 68512073280 79930752160 91349431040 95916902592 119896128240 127889203456 137024146560 159861504320 191833805184 239792256480 274048293120 319723008640 383667610368 479584512960 639446017280 959169025920 1918338051840
• Sum of all divisors σ(n): 7436478915432
• Sum of proper divisors (its aliquot sum) s(n): 5518140863592
• 1918338051840 is an abundant number, because the sum of its proper divisors (5518140863592) is greater than itself. Its abundance is 3599802811752

Bases of 1918338051840

• Binary: 11011111010100101110110111010111100000000₂
• Hexadecimal: 0x1BEA5DBAF00
• Base-36: OH9SY22O

Squares and roots of 1918338051840

• 1918338051840 squared (1918338051840²) is 3680020881137286527385600
• 1918338051840 cubed (1918338051840³) is 7059524087851422440528770712469504000
• The square root of 1918338051840 is 1385040.8123373115
• The cube root of 1918338051840 is 12425.3428362719

Scales and comparisons

• 1,918,338,051,840 seconds is equal to 60,997 years, 11 weeks, 1 day, 17 hours, 4 minutes.
• To count from 1 to 1,918,338,051,840 would take you about one hundred fifty-two thousand, four hundred ninety-three 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 1918338051840 cubic inches would be around 1035.4 feet tall.

Recreational maths with 1918338051840

• 1918338051840 backwards is 0481508338191
• The number of decimal digits it has is: 13
• The sum of 1918338051840's digits is 51
• More coming soon!