18211480668160

Names of 18211480668160

• Cardinal: 18211480668160 can be written as Eighteen trillion, two hundred eleven billion, four hundred eighty million, six hundred sixty-eight thousand, one hundred sixty.

Scientific notation

• Scientific notation: 1.821148066816 × 10¹³

Factors of 18211480668160

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 946

Divisors of 18211480668160

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 26 32 40 52 64 65 73 80 104 128 130 146 160 169 208 256 260 292 320 338 365 416 512 520 584 640 676 730 832 845 853 949 1024 1040 1168 1280 1352 1460 1664 1690 1706 1898 2048 2080 2197 2336 2560 2704 2920 3328 3380 3412 3796 4160 4265 4394 4672 4745 5120 5408 5840 6656 6760 6824 7592 8320 8530 8788 9344 9490 10240 10816 10985 11089 11680 12337 13312 13520 13648 15184 16640 17060 17576 18688 18980 21632 21970 22178 23360 24674 26624 27040 27296 28561 30368 33280 34120 35152 37376 37960 43264 43940 44356 46720 49348 54080 54592 55445 57122 60736 61685 62269 66560 68240 70304 74752 75920 86528 87880 88712 93440 98696 108160 109184 110890 114244 121472 123370 124538 133120 136480 140608 142805 144157 149504 151840 160381 173056 175760 177424 186880 197392 216320 218368 221780 228488 242944 246740 249076 272960 281216 285610 288314 303680 311345 320762 346112 351520 354848 373760 394784 432640 436736 443560 456976 485888 493480 498152 545920 562432 571220 576628 607360 622690 641524 703040 709696 720785 747520 789568 801905 809497 865280 873472 887120 913952 971776 986960 996304 1091840 1124864 1142440 1153256 1214720 1245380 1283048 1406080 1419392 1441570 1579136 1603810 1618994 1730560 1746944 1774240 1827904 1874041 1943552 1973920 1992608 2084953 2183680 2249728 2284880 2306512 2429440 2490760 2566096 2812160 2838784 2883140 3158272 3207620 3237988 3548480 3655808 3748082 3947840 3985216 4047485 4169906 4367360 4499456 4569760 4613024 4858880 4981520 5132192 5624320 5677568 5766280 6316544 6415240 6475976 7096960 7311616 7496164 7895680 7970432 8094970 8339812 8734720 9139520 9226048 9370205 9717760 9963040 10264384 10424765 10523461 11248640 11355136 11532560 12633088 12830480 12951952 14193920 14623232 14992328 15791360 15940864 16189940 16679624 18279040 18452096 18740410 19926080 20528768 20849530 21046922 22497280 22710272 23065120 24362533 25266176 25660960 25903904 28387840 29246464 29984656 31582720 31881728 32379880 33359248 36558080 36904192 37480820 39852160 41057536 41699060 42093844 46130240 48725066 51321920 51807808 52617305 56775680 58492928 59969312 63165440 63763456 64759760 66718496 73116160 73808384 74961640 79704320 82115072 83398120 84187688 92260480 97450132 102643840 103615616 105234610 113551360 119938624 121812665 126330880 127526912 129519520 133436992 136804993 146232320 147616768 149923280 159408640 164230144 166796240 168375376 184520960 194900264 205287680 207231232 210469220 239877248 243625330 259039040 266873984 273609986 292464640 295233536 299846560 318817280 328460288 333592480 336750752 369041920 389800528 410575360 414462464 420938440 479754496 487250660 518078080 533747968 547219972 599693120 637634560 667184960 673501504 684024965 738083840 779601056 821150720 828924928 841876880 959508992 974501320 1036156160 1067495936 1094439944 1199386240 1334369920 1347003008 1368049930 1476167680 1559202112 1642301440 1657849856 1683753760 1778464909 1919017984 1949002640 2072312320 2134991872 2188879888 2398772480 2668739840 2694006016 2736099860 3118404224 3367507520 3556929818 3838035968 3898005280 4144624640 4269983744 4377759776 4797544960 5337479680 5388012032 5472199720 6236808448 6735015040 7113859636 7796010560 8289249280 8755519552 8892324545 9595089920 10674959360 10776024064 10944399440 12473616896 13470030080 14227719272 15592021120 17511039104 17784649090 19190179840 21349918720 21552048128 21888798880 24947233792 26940060160 28455438544 31184042240 35022078208 35569298180 43777597760 49894467584 53880120320 56910877088 62368084480 70044156416 71138596360 87555195520 107760240640 113821754176 124736168960 140088312832 142277192720 175110391040 227643508352 249472337920 280176625664 284554385440 350220782080 455287016704 569108770880 700441564160 910574033408 1138217541760 1400883128320 1821148066816 2276435083520 3642296133632 4552870167040 9105740334080 18211480668160
• Sum of all divisors σ(n): 48042886502520
• Sum of proper divisors (its aliquot sum) s(n): 29831405834360
• 18211480668160 is an abundant number, because the sum of its proper divisors (29831405834360) is greater than itself. Its abundance is 11619925166200

Bases of 18211480668160

• Binary: 100001001000000110000110101100000100000000000₂
• Hexadecimal: 0x109030D60800
• Base-36: 6GE8LDSSG

Squares and roots of 18211480668160

• 18211480668160 squared (18211480668160²) is 331658028126765400037785600
• 18211480668160 cubed (18211480668160³) is 6039983767670653620659701387934826496000
• The square root of 18211480668160 is 4267491.1444735301
• The cube root of 18211480668160 is 26309.6509122615

Scales and comparisons

• 18,211,480,668,160 seconds is equal to 579,068 years, 39 weeks, 1 day, 6 hours, 2 minutes, 40 seconds.
• To count from 1 to 18,211,480,668,160 would take you about one million, four hundred forty-seven thousand, six hundred seventy-one 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 18211480668160 cubic inches would be around 2192.5 feet tall.

Recreational maths with 18211480668160

• 18211480668160 backwards is 06186608411281
• 18211480668160 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18211480668160's digits is 52
• More coming soon!