18384860873872128

Names of 18384860873872128

• Cardinal: 18384860873872128 can be written as Eighteen quadrillion, three hundred eighty-four trillion, eight hundred sixty billion, eight hundred seventy-three million, eight hundred seventy-two thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 1.8384860873872128 × 10¹⁶

Factors of 18384860873872128

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 9917

Divisors of 18384860873872128

• Number of divisors d(n): 162
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 32 48 64 96 128 192 256 384 521 768 1042 1563 2084 3126 4168 6252 8336 9391 12504 16672 18782 25008 28173 33344 37564 50016 56346 66688 75128 100032 112692 133376 150256 200064 225384 271441 300512 400128 450768 542882 601024 814323 901536 1085764 1202048 1628646 1803072 2171528 2404096 3257292 3606144 4343056 4892711 6514584 7212288 8686112 9785422 13029168 14678133 17372224 19570844 26058336 29356266 34744448 39141688 52116672 58712532 69488896 78283376 88190881 104233344 117425064 156566752 176381762 208466688 234850128 264572643 313133504 352763524 469700256 529145286 626267008 705527048 939400512 1058290572 1252534016 1411054096 1878801024 2116581144 2549102431 2822108192 3757602048 4233162288 5098204862 5644216384 7647307293 8466324576 10196409724 11288432768 15294614586 16932649152 20392819448 22576865536 30589229172 33865298304 40785638896 45947449001 61178458344 67730596608 81571277792 91894898002 122356916688 137842347003 163142555584 183789796004 244713833376 275684694006 326285111168 367579592008 489427666752 551369388012 652570222336 735159184016 978855333504 1102738776024 1470318368032 1957710667008 2205477552048 2940636736064 4410955104096 5881273472128 8821910208192 11762546944256 17643820416384 23938620929521 35287640832768 47877241859042 71815862788563 95754483718084 143631725577126 191508967436168 287263451154252 383017934872336 574526902308504 766035869744672 1149053804617008 1532071739489344 2298107609234016 3064143478978688 4596215218468032 6128286957957376 9192430436936064 18384860873872128
• Sum of all divisors σ(n): 49029858969017556
• Sum of proper divisors (its aliquot sum) s(n): 30644998095145428
• 18384860873872128 is an abundant number, because the sum of its proper divisors (30644998095145428) is greater than itself. Its abundance is 12260137221273300

Bases of 18384860873872128

• Binary: 1000001010100001110111011111101101000011101001100000000₂
• Hexadecimal: 0x4150EEFDA1D300
• Base-36: 510W0HL9G5C

Squares and roots of 18384860873872128

• 18384860873872128 squared (18384860873872128²) is 338003109351634226016656095248384
• 18384860873872128 cubed (18384860873872128³) is 6214140140365982456253881346096430465116014641152
• The square root of 18384860873872128 is 135590784.6200180669
• The cube root of 18384860873872128 is 263928.7996403237

Scales and comparisons

• 18,384,860,873,872,128 seconds is equal to 584,581,707 years, 35 weeks, 2 days, 17 hours, 48 minutes, 48 seconds.
• To count from 1 to 18,384,860,873,872,128 would take you about one billion, seven hundred fifty-three million, seven hundred forty-five thousand, one hundred twenty-three 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 18384860873872128 cubic inches would be around 21994.1 feet tall.

Recreational maths with 18384860873872128

• 18384860873872128 backwards is 82127837806848381
• The number of decimal digits it has is: 17
• The sum of 18384860873872128's digits is 84
• More coming soon!