18338542434720

Names of 18338542434720

• Cardinal: 18338542434720 can be written as Eighteen trillion, three hundred thirty-eight billion, five hundred forty-two million, four hundred thirty-four thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.833854243472 × 10¹³

Factors of 18338542434720

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 1109

Divisors of 18338542434720

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 43 45 48 54 60 72 80 86 90 96 108 120 129 135 144 160 172 180 215 216 240 258 270 288 344 360 383 387 430 432 480 516 540 645 673 688 720 766 774 860 864 1032 1080 1149 1161 1290 1346 1376 1440 1532 1548 1720 1915 1935 2019 2064 2160 2298 2322 2580 2692 3064 3096 3365 3440 3447 3830 3870 4038 4128 4320 4596 4644 5160 5384 5745 5805 6057 6128 6192 6730 6880 6894 7660 7740 8076 9192 9288 10095 10320 10341 10768 11490 11610 12114 12256 12384 13460 13788 15320 15480 16152 16469 17235 18171 18384 18576 20190 20640 20682 21536 22980 23220 24228 26920 27576 28939 30285 30640 30960 32304 32938 34470 36342 36768 37152 40380 41364 45960 46440 48456 49407 51705 53840 55152 57878 60570 61280 61920 64608 65876 68940 72684 80760 82345 82728 86817 90855 91920 92880 96912 98814 103410 107680 110304 115756 121140 131752 137880 144695 145368 146689 148221 161520 164690 165456 173634 181710 183840 185760 193824 197628 206820 231512 242280 247035 257759 260451 263504 275760 289390 290736 293378 296442 323040 329380 330912 347268 363420 395256 413640 434085 440067 444663 463024 484560 494070 515518 520902 527008 551520 578780 581472 586756 592884 658760 694536 726840 733445 741105 773277 781353 790512 827280 868170 880134 889326 926048 969120 988140 1031036 1041804 1157560 1173512 1185768 1288795 1302255 1317520 1320201 1389072 1453680 1466890 1482210 1546554 1562706 1581024 1654560 1736340 1760268 1778652 1976280 2062072 2083608 2200335 2223315 2315120 2319831 2347024 2371536 2577590 2604510 2635040 2640402 2778144 2907360 2933780 2964420 3093108 3125412 3472680 3520536 3557304 3866385 3906765 3952560 3960603 4124144 4167216 4400670 4446630 4630240 4639662 4694048 4743072 5155180 5209020 5280804 5867560 5928840 6186216 6250824 6307627 6601005 6945360 6959493 7041072 7114608 7732770 7813530 7905120 7921206 8248288 8334432 8801340 8893260 9279324 10310360 10418040 10561608 11083637 11599155 11735120 11857680 12372432 12501648 12615254 13202010 13890720 13918986 14082144 14229216 15465540 15627060 15842412 17602680 17786520 18558648 18922881 19803015 20620720 20836080 21123216 22167274 23198310 23470240 23715360 24744864 25003296 25230508 26404020 27837972 30931080 31254120 31538135 31684824 33250911 34797465 35205360 35573040 37117296 37845762 39606030 41241440 41672160 42246432 44334548 46396620 50461016 52808040 55418185 55675944 56768643 61862160 62508240 63076270 63369648 66501822 69594930 70410720 71146080 74234592 75691524 79212060 88669096 92793240 94614405 98721697 99752733 100922032 105616080 110836370 111351888 113537286 123724320 125016480 126152540 126739296 133003644 139189860 151383048 158424120 166254555 170305929 177338192 185586480 189228810 197443394 199505466 201844064 211232160 221672740 222703776 227074572 252305080 266007288 278379720 283843215 296165091 299258199 302766096 316848240 332509110 340611858 354676384 371172960 378457620 394886788 399010932 443345480 454149144 493608485 498763665 504610160 532014576 556759440 567686430 592330182 598516398 605532192 633696480 665018220 681223716 756915240 789773576 798021864 851529645 886690960 888495273 908298288 987216970 997527330 1009220320 1064029152 1113518880 1135372860 1184660364 1197032796 1330036440 1362447432 1480825455 1496290995 1513830480 1579547152 1596043728 1703059290 1773381920 1776990546 1816596576 1974433940 1995054660 2270745720 2369320728 2394065592 2660072880 2665485819 2724894864 2961650910 2992581990 3027660960 3159094304 3192087456 3406118580 3553981092 3948867880 3990109320 4245032971 4442476365 4541491440 4738641456 4788131184 5320145760 5330971638 5449789728 5923301820 5985163980 6812237160 7107962184 7897735760 7980218640 8490065942 8884952730 9082982880 9477282912 9576262368 10661943276 11846603640 11970327960 12735098913 13327429095 13624474320 14215924368 15795471520 15960437280 16980131884 17769905460 21225164855 21323886552 23693207280 23940655920 25470197826 26654858190 27248948640 28431848736 33960263768 35539810920 38205296739 42450329710 42647773104 47386414560 47881311840 50940395652 53309716380 63675494565 67920527536 71079621840 76410593478 84900659420 85295546208 101880791304 106619432760 114615890217 127350989130 135841055072 142159243680 152821186956 169801318840 191026483695 203761582608 213238865520 229231780434 254701978260 305642373912 339602637680 382052967390 407523165216 426477731040 458463560868 509403956520 573079451085 611284747824 679205275360 764105934780 916927121736 1018807913040 1146158902170 1222569495648 1528211869560 1833854243472 2037615826080 2292317804340 3056423739120 3667708486944 4584635608680 6112847478240 9169271217360 18338542434720
• Sum of all divisors σ(n): 65947344946560
• Sum of proper divisors (its aliquot sum) s(n): 47608802511840
• 18338542434720 is an abundant number, because the sum of its proper divisors (47608802511840) is greater than itself. Its abundance is 29270260077120

Bases of 18338542434720

• Binary: 100001010110111000110010011101011100110100000₂
• Hexadecimal: 0x10ADC64EB9A0
• Base-36: 6I0LYOFC0

Squares and roots of 18338542434720

• 18338542434720 squared (18338542434720²) is 336302138630026145461478400
• 18338542434720 cubed (18338542434720³) is 6167291040153822634888396975506690048000
• The square root of 18338542434720 is 4282352.4416750193
• The cube root of 18338542434720 is 26370.6967652185

Scales and comparisons

• 18,338,542,434,720 seconds is equal to 583,108 years, 48 weeks, 13 hours, 12 minutes.
• To count from 1 to 18,338,542,434,720 would take you about one million, four hundred fifty-seven thousand, seven hundred seventy-two 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 18338542434720 cubic inches would be around 2197.6 feet tall.

Recreational maths with 18338542434720

• 18338542434720 backwards is 02743424583381
• 18338542434720 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18338542434720's digits is 54
• More coming soon!