18196394787168

Names of 18196394787168

• Cardinal: 18196394787168 can be written as Eighteen trillion, one hundred ninety-six billion, three hundred ninety-four million, seven hundred eighty-seven thousand, one hundred sixty-eight.

Scientific notation

• Scientific notation: 1.8196394787168 × 10¹³

Factors of 18196394787168

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 4281

Divisors of 18196394787168

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 6 8 12 13 16 24 26 32 39 48 52 61 73 78 96 104 122 146 156 169 183 208 219 244 292 312 338 366 416 438 488 507 584 624 676 732 793 876 949 976 1014 1168 1248 1352 1464 1586 1752 1898 1952 2028 2336 2379 2704 2847 2928 3172 3504 3721 3796 4056 4129 4453 4758 5408 5694 5856 6344 7008 7442 7592 8112 8258 8906 9516 10309 11163 11388 12337 12387 12688 13359 14884 15184 16224 16516 17812 19032 20618 22326 22776 24674 24774 25376 26718 29768 30368 30927 33032 35624 37011 38064 41236 44652 45552 48373 49348 49548 53436 53677 57889 59536 61854 66064 71248 74022 76128 82472 89304 91104 96746 98696 99096 106872 107354 115778 119072 123708 132128 142496 145119 148044 161031 164944 173667 178608 193492 197392 198192 213744 214708 231556 247416 251869 271633 290238 296088 301417 322062 329888 347334 357216 386984 394784 396384 427488 429416 463112 494832 503738 543266 580476 592176 602834 628849 644124 694668 697801 752557 755607 773968 814899 858832 904251 926224 989664 1007476 1086532 1160952 1184352 1205668 1257698 1288248 1389336 1395602 1505114 1511214 1547936 1629798 1717664 1808502 1852448 1886547 2014952 2093403 2173064 2257671 2321904 2411336 2515396 2576496 2778672 2791204 3010228 3022428 3259596 3274297 3531229 3617004 3773094 3918421 4029904 4186806 4346128 4515342 4643808 4822672 5030792 5152992 5557344 5582408 6020456 6044856 6519192 6548594 7062458 7234008 7546188 7836842 8059808 8373612 8692256 9030684 9645344 9822891 10061584 10593687 11164816 11755263 12040912 12089712 13038384 13097188 14124916 14468016 15092376 15364009 15673684 16747224 18061368 18386437 19645782 20123168 21187374 22329632 23510526 24081824 24179424 26076768 26194376 28249832 28936032 30184752 30728018 31347368 33494448 36122736 36772874 39291564 42374748 42565861 45905977 46092027 47021052 50939473 52388752 55159311 56499664 60369504 61456036 62694736 66988896 72245472 73545748 78583128 84749496 85131722 91811954 92184054 94042104 101878946 104777504 110318622 112999328 122912072 125389472 127697583 137717931 147091496 152818419 157166256 169498992 170263444 183623908 184368108 188084208 199732117 203757892 220637244 239023681 245824144 255395166 275435862 294182992 305636838 314332512 338997984 340526888 367247816 368736216 376168416 399464234 407515784 441274488 478047362 491648288 510790332 550871724 588365984 599196351 611273676 681053776 717071043 734495632 737472432 798928468 815031568 882548976 956094724 1021580664 1101743448 1121572657 1198392702 1222547352 1362107552 1434142086 1468991264 1474944864 1597856936 1630063136 1765097952 1912189448 2043161328 2203486896 2243145314 2396785404 2445094704 2596517521 2868284172 3107307853 3195713872 3364717971 3824378896 4086322656 4406973792 4486290628 4793570808 4890189408 5193035042 5736568344 6214615706 6391427744 6729435942 7648757792 7789552563 8972581256 9321923559 9587141616 10386070084 11473136688 12429231412 13458871884 14580444541 15579105126 17945162512 18643847118 19174283232 20772140168 22946273376 24858462824 26917743768 29160889082 31158210252 35890325024 37287694236 41544280336 43741333623 49716925648 53835487536 58321778164 62316420504 74575388472 83088560672 87482667246 99433851296 107670975072 116643556328 124632841008 149150776944 174965334492 189545779033 233287112656 249265682016 298301553888 349930668984 379091558066 466574225312 568637337099 699861337968 758183116132 1137274674198 1399722675936 1516366232264 2274549348396 3032732464528 4549098696792 6065464929056 9098197393584 18196394787168
• Sum of all divisors σ(n): 53317495773360
• Sum of proper divisors (its aliquot sum) s(n): 35121100986192
• 18196394787168 is an abundant number, because the sum of its proper divisors (35121100986192) is greater than itself. Its abundance is 16924706199024

Bases of 18196394787168

• Binary: 100001000110010101101101001011100000101100000₂
• Hexadecimal: 0x108CADA5C160
• Base-36: 6G7B3N0IO

Squares and roots of 18196394787168

• 18196394787168 squared (18196394787168²) is 331108783250474764017460224
• 18196394787168 cubed (18196394787168³) is 6024986137524478186828448157328385605632
• The square root of 18196394787168 is 4265723.2431520917
• The cube root of 18196394787168 is 26302.3841791661

Scales and comparisons

• 18,196,394,787,168 seconds is equal to 578,589 years, 3 weeks, 4 days, 3 hours, 32 minutes, 48 seconds.
• To count from 1 to 18,196,394,787,168 would take you about one million, four hundred forty-six thousand, four 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 18196394787168 cubic inches would be around 2191.9 feet tall.

Recreational maths with 18196394787168

• 18196394787168 backwards is 86178749369181
• 18196394787168 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18196394787168's digits is 78
• More coming soon!