18816894794664072

Names of 18816894794664072

• Cardinal: 18816894794664072 can be written as Eighteen quadrillion, eight hundred sixteen trillion, eight hundred ninety-four billion, seven hundred ninety-four million, six hundred sixty-four thousand and seventy-two.

Scientific notation

• Scientific notation: 1.8816894794664072 × 10¹⁶

Factors of 18816894794664072

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1169789

Divisors of 18816894794664072

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 19 24 36 38 41 57 72 76 82 114 123 152 164 171 228 246 328 342 369 456 492 684 738 779 984 1368 1476 1558 2337 2952 3116 4674 6232 7011 9348 14022 18696 28044 56088 503777 665947 1007554 1331894 1511331 1997841 2015108 2663788 3022662 3995682 4030216 4533993 5327576 5993523 6045324 7991364 9067986 9571763 11987046 12090648 12652993 15982728 18135972 19143526 20654857 23974092 25305986 27303827 28715289 36271944 37958979 38287052 41309714 47948184 50611972 54607654 57430578 61964571 75917958 76574104 81911481 82619428 86145867 101223944 109215308 113876937 114861156 123929142 151835916 163822962 165238856 172291734 185893713 218430616 227753874 229722312 245734443 247858284 303671832 327645924 344583468 371787426 392442283 455507748 491468886 495716568 518772713 655291848 689166936 743574852 784884566 911015496 982937772 1037545426 1177326849 1487149704 1556318139 1569769132 1965875544 2075090852 2354653698 3112636278 3139538264 3531980547 4150181704 4668954417 4709307396 6225272556 7063961094 9337908834 9418614792 12450545112 14127922188 18675817668 28255844376 37351635336 335488781819 670977563638 1006466345457 1341955127276 2012932690914 2683910254552 3019399036371 4025865381828 6038798072742 6374286854561 8051730763656 12077596145484 12748573709122 13755040054579 19122860563683 24155192290968 25497147418244 27510080109158 38245721127366 41265120163737 50994294836488 55020160218316 57368581691049 76491442254732 82530240327474 110040320436632 114737163382098 123795360491211 152982884509464 165060480654948 229474326764196 247590720982422 261345761037001 330120961309896 458948653528392 495181441964844 522691522074002 784037283111003 990362883929688 1045383044148004 1568074566222006 2090766088296008 2352111849333009 3136149132444012 4704223698666018 6272298264888024 9408447397332036 18816894794664072
• Sum of all divisors σ(n): 54953254062907200
• Sum of proper divisors (its aliquot sum) s(n): 36136359268243128
• 18816894794664072 is an abundant number, because the sum of its proper divisors (36136359268243128) is greater than itself. Its abundance is 17319464473579056

Bases of 18816894794664072

• Binary: 1000010110110011101110110111010000000110000100010001000₂
• Hexadecimal: 0x42D9DDBA030888
• Base-36: 55A164QX020

Squares and roots of 18816894794664072

• 18816894794664072 squared (18816894794664072²) is 354075529713455848355723327621184
• 18816894794664072 cubed (18816894794664072³) is 6662601991983051309841537795748695515336150901248
• The square root of 18816894794664072 is 137174687.1498676755
• The cube root of 18816894794664072 is 265980.2065409321

Scales and comparisons

• 18,816,894,794,664,072 seconds is equal to 598,319,049 years, 51 weeks, 4 days, 12 hours, 1 minute, 12 seconds.
• To count from 1 to 18,816,894,794,664,072 would take you about one billion, seven hundred ninety-four million, nine hundred fifty-seven thousand, one hundred forty-nine 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 18816894794664072 cubic inches would be around 22165 feet tall.

Recreational maths with 18816894794664072

• 18816894794664072 backwards is 27046649749861881
• The number of decimal digits it has is: 17
• The sum of 18816894794664072's digits is 90
• More coming soon!