18919164805120

Names of 18919164805120

• Cardinal: 18919164805120 can be written as Eighteen trillion, nine hundred nineteen billion, one hundred sixty-four million, eight hundred five thousand, one hundred twenty.

Scientific notation

• Scientific notation: 1.891916480512 × 10¹³

Factors of 18919164805120

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 22
• Sum of prime factors: 136

Divisors of 18919164805120

• Number of divisors d(n): 612
• Complete list of divisors:
  1 2 4 5 8 10 16 17 20 29 32 34 40 58 64 68 80 83 85 116 128 136 145 160 166 170 232 256 272 289 290 320 332 340 415 464 493 512 544 578 580 640 664 680 830 928 986 1024 1088 1156 1160 1280 1328 1360 1411 1445 1660 1856 1972 2048 2176 2312 2320 2407 2465 2560 2656 2720 2822 2890 3320 3712 3944 4096 4352 4624 4640 4814 4930 5120 5312 5440 5644 5780 6640 6889 7055 7424 7888 8192 8381 8704 9248 9280 9628 9860 10240 10624 10880 11288 11560 12035 13280 13778 14110 14848 15776 16384 16762 17408 18496 18560 19256 19720 20480 21248 21760 22576 23120 23987 24070 26560 27556 28220 29696 31552 32768 33524 34445 34816 36992 37120 38512 39440 40919 40960 41905 42496 43520 45152 46240 47974 48140 53120 55112 56440 59392 63104 65536 67048 68890 69632 73984 74240 77024 78880 81838 81920 83810 84992 87040 90304 92480 95948 96280 106240 110224 112880 117113 118784 119935 126208 134096 137780 139264 147968 148480 154048 157760 163676 163840 167620 169984 174080 180608 184960 191896 192560 199781 204595 212480 220448 225760 234226 237568 239870 252416 268192 275560 278528 295936 296960 308096 315520 327352 327680 335240 339968 348160 361216 369920 383792 385120 399562 409190 424960 440896 451520 468452 475136 479740 504832 536384 551120 557056 585565 591872 593920 616192 631040 654704 670480 679936 695623 696320 722432 739840 767584 770240 799124 818380 849920 881792 903040 936904 950272 959480 998905 1009664 1072768 1102240 1114112 1171130 1183744 1187840 1232384 1262080 1309408 1340960 1359872 1391246 1392640 1444864 1479680 1535168 1540480 1598248 1636760 1699840 1763584 1806080 1873808 1900544 1918960 1990921 1997810 2019328 2145536 2204480 2342260 2367488 2375680 2464768 2524160 2618816 2681920 2719744 2782492 2785280 2889728 2959360 3070336 3080960 3196496 3273520 3396277 3399680 3478115 3527168 3612160 3747616 3837920 3981842 3995620 4038656 4291072 4408960 4684520 4734976 4751360 4929536 5048320 5237632 5363840 5439488 5564984 5570560 5779456 5918720 6140672 6161920 6392992 6547040 6792554 6799360 6956230 7054336 7224320 7495232 7675840 7963684 7991240 8077312 8582144 8817920 9369040 9469952 9502720 9859072 9954605 10096640 10475264 10727680 11129968 11558912 11837440 12281344 12323840 12785984 13094080 13585108 13598720 13912460 14108672 14448640 14990464 15351680 15927368 15982480 16154624 16981385 17164288 17635840 18738080 18939904 19718144 19909210 20193280 20950528 21455360 22259936 23117824 23674880 24562688 24647680 25571968 26188160 27170216 27197440 27824920 28217344 28897280 29980928 30703360 31854736 31964960 32309248 33962770 34328576 35271680 37476160 39436288 39818420 40386560 41901056 42910720 44519872 46235648 47349760 49125376 49295360 51143936 52376320 54340432 55649840 56434688 57736709 57794560 59961856 61406720 63709472 63929920 67925540 68657152 70543360 74952320 78872576 79636840 80773120 83802112 85821440 89039744 92471296 94699520 98250752 98590720 102287872 104752640 108680864 111299680 112869376 115473418 115589120 119923712 122813440 127418944 127859840 135851080 137314304 141086720 149904640 157745152 159273680 161546240 167604224 171642880 178079488 196501504 197181440 204575744 209505280 217361728 222599360 225738752 230946836 231178240 239847424 245626880 254837888 255719680 271702160 274628608 282173440 288683545 299809280 318547360 335208448 343285760 356158976 393003008 394362880 409151488 419010560 434723456 445198720 451477504 461893672 462356480 479694848 491253760 509675776 511439360 543404320 549257216 564346880 577367090 599618560 637094720 670416896 686571520 712317952 786006016 788725760 818302976 838021120 869446912 890397440 923787344 959389696 982507520 1019351552 1022878720 1086808640 1128693760 1154734180 1199237120 1274189440 1340833792 1373143040 1424635904 1572012032 1636605952 1676042240 1738893824 1780794880 1847574688 1918779392 1965015040 2038703104 2045757440 2173617280 2257387520 2309468360 2398474240 2548378880 2681667584 2746286080 2849271808 3273211904 3352084480 3477787648 3561589760 3695149376 3837558784 3930030080 4077406208 4091514880 4347234560 4618936720 4796948480 5096757760 5698543616 6546423808 6704168960 6955575296 7123179520 7390298752 7675117568 7860060160 8154812416 8183029760 8694469120 9237873440 9593896960 10193515520 11397087232 13092847616 13408337920 13911150592 14246359040 14780597504 16309624832 16366059520 17388938240 18475746880 19187793920 20387031040 22794174464 27822301184 28492718080 29561195008 32619249664 32732119040 34777876480 36951493760 38375587840 40774062080 45588348928 55644602368 56985436160 59122390016 65238499328 65464238080 69555752960 73902987520 81548124160 111289204736 113970872320 118244780032 130476998656 139111505920 147805975040 163096248320 222578409472 227941744640 236489560064 278223011840 295611950080 326192496640 472979120128 556446023680 591223900160 652384993280 945958240256 1112892047360 1182447800320 1891916480512 2364895600640 3783832961024 4729791201280 9459582402560 18919164805120
• Sum of all divisors σ(n): 50505323666580
• Sum of proper divisors (its aliquot sum) s(n): 31586158861460
• 18919164805120 is an abundant number, because the sum of its proper divisors (31586158861460) is greater than itself. Its abundance is 12666994056340

Bases of 18919164805120

• Binary: 100010011010011110110000110010000000000000000₂
• Hexadecimal: 0x1134F6190000
• Base-36: 6PFCE8VLS

Squares and roots of 18919164805120

• 18919164805120 squared (18919164805120²) is 357934796923291287578214400
• 18919164805120 cubed (18919164805120³) is 6771827412478906988343682515733577728000
• The square root of 18919164805120 is 4349616.6273730379
• The cube root of 18919164805120 is 26646.1204537361

Scales and comparisons

• 18,919,164,805,120 seconds is equal to 601,570 years, 47 weeks, 5 days, 20 hours, 58 minutes, 40 seconds.
• To count from 1 to 18,919,164,805,120 would take you about one million, five hundred three thousand, nine hundred twenty-seven 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 18919164805120 cubic inches would be around 2220.5 feet tall.

Recreational maths with 18919164805120

• 18919164805120 backwards is 02150846191981
• The number of decimal digits it has is: 14
• The sum of 18919164805120's digits is 55
• More coming soon!