18993996316800

Names of 18993996316800

• Cardinal: 18993996316800 can be written as Eighteen trillion, nine hundred ninety-three billion, nine hundred ninety-six million, three hundred sixteen thousand, eight hundred.

Scientific notation

• Scientific notation: 1.89939963168 × 10¹³

Factors of 18993996316800

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 492

Divisors of 18993996316800

• Number of divisors d(n): 648
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 30 32 36 40 45 48 50 60 61 64 72 75 80 90 96 100 120 122 128 144 150 160 180 183 192 200 225 240 244 288 300 305 320 360 366 384 400 421 450 480 488 549 576 600 610 640 720 732 800 842 900 915 960 976 1098 1152 1200 1220 1263 1440 1464 1525 1600 1684 1800 1830 1920 1952 2105 2196 2400 2440 2526 2745 2880 2928 3050 3200 3368 3600 3660 3721 3789 3904 4210 4392 4575 4800 4880 5052 5490 5760 5856 6100 6315 6736 7200 7320 7442 7578 7808 8420 8784 9150 9600 9760 10104 10525 10980 11163 11712 12200 12630 13472 13725 14400 14640 14884 15156 16840 17568 18300 18605 18945 19520 20208 21050 21960 22326 23424 24400 25260 25681 26944 27450 28800 29280 29768 30312 31575 33489 33680 35136 36600 37210 37890 39040 40416 42100 43920 44652 48800 50520 51362 53888 54900 55815 58560 59536 60624 63150 66978 67360 70272 73200 74420 75780 77043 80832 84200 87840 89304 93025 94725 97600 101040 102724 109800 111630 117120 119072 121248 126300 128405 133956 134720 146400 148840 151560 154086 161664 167445 168400 175680 177241 178608 186050 189450 195200 202080 205448 219600 223260 231129 238144 242496 252600 256810 267912 269440 279075 292800 297680 303120 308172 334890 336800 351360 354482 357216 372100 378900 385215 404160 410896 439200 446520 462258 476288 484992 505200 513620 531723 535824 558150 585600 595360 606240 616344 642025 669780 673600 708964 714432 744200 757800 770430 808320 821792 837225 878400 886205 893040 924516 1010400 1027240 1063446 1071648 1116300 1155645 1190720 1212480 1232688 1284050 1339560 1347200 1417928 1428864 1488400 1515600 1540860 1566541 1595169 1643584 1674450 1756800 1772410 1786080 1849032 1926075 2020800 2054480 2126892 2143296 2232600 2311290 2381440 2424960 2465376 2568100 2658615 2679120 2835856 2976800 3031200 3081720 3133082 3190338 3287168 3348900 3544820 3572160 3698064 3852150 4041600 4108960 4253784 4286592 4431025 4465200 4622580 4699623 4930752 5136200 5317230 5358240 5671712 5778225 5953600 6062400 6163440 6266164 6380676 6697800 7089640 7144320 7396128 7704300 7832705 7975845 8217920 8507568 8862050 8930400 9245160 9399246 9861504 10272400 10634460 10716480 10811701 11343424 11556450 11907200 12124800 12326880 12532328 12761352 13293075 13395600 14098869 14179280 14792256 15408600 15665410 15951690 16435840 17015136 17724100 17860800 18490320 18798492 20544800 21268920 21432960 21623402 22686848 23112900 23498115 24653760 25064656 25522704 26586150 26791200 28197738 28358560 29584512 30817200 31330820 31903380 32435103 34030272 35448200 35721600 36980640 37596984 39163525 39879225 41089600 42537840 43246804 46225800 46996230 49307520 50129312 51045408 53172300 53582400 54058505 56395476 56717120 61634400 62661640 63806760 64870206 68060544 70494345 70896400 73961280 75193968 78327050 79758450 82179200 85075680 86493608 92451600 93992460 97305309 100258624 102090816 106344600 107164800 108117010 112790952 113434240 117490575 123268800 125323280 127613520 129740412 140988690 141792800 147922560 150387936 156654100 159516900 162175515 170151360 172987216 184903200 187984920 194610618 200517248 204181632 212689200 216234020 225581904 234981150 246537600 250646560 255227040 259480824 270292525 281977380 283585600 300775872 313308200 319033800 324351030 340302720 345974432 352471725 369806400 375969840 389221236 425378400 432468040 451163808 469962300 486526545 501293120 510454080 518961648 540585050 563954760 567171200 601551744 626616400 638067600 648702060 659513761 691948864 704943450 739612800 751939680 778442472 810877575 850756800 864936080 902327616 939924600 973053090 1002586240 1020908160 1037923296 1081170100 1127909520 1253232800 1276135200 1297404120 1319027522 1383897728 1409886900 1503879360 1556884944 1621755150 1701513600 1729872160 1804655232 1879849200 1946106180 1978541283 2075846592 2162340200 2255819040 2432632725 2506465600 2552270400 2594808240 2638055044 2819773800 3007758720 3113769888 3243510300 3297568805 3459744320 3759698400 3892212360 3957082566 4151693184 4324680400 4511638080 4865265450 5012931200 5104540800 5189616480 5276110088 5639547600 5935623849 6227539776 6487020600 6595137610 6919488640 7519396800 7784424720 7914165132 8649360800 9023276160 9730530900 9892706415 10379232960 10552220176 11279095200 11871247698 12455079552 12974041200 13190275220 15038793600 15568849440 15828330264 16487844025 17298721600 19461061800 19785412830 20758465920 21104440352 22558190400 23742495396 25948082400 26380550440 29678119245 31137698880 31656660528 32975688050 34597443200 38922123600 39570825660 42208880704 45116380800 47484990792 49463532075 51896164800 52761100880 59356238490 62275397760 63313321056 65951376100 77844247200 79141651320 84417761408 94969981584 98927064150 103792329600 105522201760 118712476980 126626642112 131902752200 148390596225 155688494400 158283302640 189939963168 197854128300 211044403520 237424953960 253253284224 263805504400 296781192450 311376988800 316566605280 379879926336 395708256600 422088807040 474849907920 527611008800 593562384900 633133210560 759759852672 791416513200 949699815840 1055222017600 1187124769800 1266266421120 1582833026400 1899399631680 2110444035200 2374249539600 3165666052800 3798799263360 4748499079200 6331332105600 9496998158400 18993996316800
• Sum of all divisors σ(n): 69068266991685
• Sum of proper divisors (its aliquot sum) s(n): 50074270674885
• 18993996316800 is an abundant number, because the sum of its proper divisors (50074270674885) is greater than itself. Its abundance is 31080274358085

Bases of 18993996316800

• Binary: 100010100011001100010011001110100000010000000₂
• Hexadecimal: 0x114662674080
• Base-36: 6QDPYZVK0

Squares and roots of 18993996316800

• 18993996316800 squared (18993996316800²) is 360771896082611965962240000
• 18993996316800 cubed (18993996316800³) is 6852500065398084030010393527877632000000
• The square root of 18993996316800 is 4358210.2194364147
• The cube root of 18993996316800 is 26681.2056230403

Scales and comparisons

• 18,993,996,316,800 seconds is equal to 603,950 years, 17 weeks, 1 day, 8 hours.
• To count from 1 to 18,993,996,316,800 would take you about one million, five hundred nine thousand, eight hundred seventy-five 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 18993996316800 cubic inches would be around 2223.4 feet tall.

Recreational maths with 18993996316800

• 18993996316800 backwards is 00861369939981
• 18993996316800 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18993996316800's digits is 72
• More coming soon!