642189982328412896

Names of 642189982328412896

• Cardinal: 642189982328412896 can be written as Six hundred forty-two quadrillion, one hundred eighty-nine trillion, nine hundred eighty-two billion, three hundred twenty-eight million, four hundred twelve thousand, eight hundred ninety-six.

Scientific notation

• Scientific notation: 6.42189982328412896 × 10¹⁷

Factors of 642189982328412896

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 112

Divisors of 642189982328412896

• Number of divisors d(n): 252
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 49 56 98 103 112 196 206 224 343 392 412 686 721 784 824 1372 1442 1568 1648 2401 2744 2884 3296 4802 5047 5488 5768 9604 10094 10609 10976 11536 16807 19208 20188 21218 23072 33614 35329 38416 40376 42436 67228 70658 74263 76832 80752 84872 134456 141316 148526 161504 169744 247303 268912 282632 297052 339488 494606 519841 537824 565264 594104 989212 1039682 1092727 1130528 1188208 1731121 1978424 2079364 2185454 2376416 3462242 3638887 3956848 4158728 4370908 6924484 7277774 7649089 7913696 8317456 8741816 13848968 14555548 15298178 16634912 17483632 25472209 27697936 29111096 30596356 34967264 50944418 53543623 55395872 58222192 61192712 101888836 107087246 112550881 116444384 122385424 178305463 203777672 214174492 225101762 244770848 356610926 374805361 407555344 428348984 450203524 713221852 749610722 787856167 815110688 856697968 900407048 1426443704 1499221444 1575712334 1713395936 1800814096 2623637527 2852887408 2998442888 3151424668 3601628192 5247275054 5514993169 5705774816 5996885776 6302849336 10494550108 11029986338 11592740743 11993771552 12605698672 18365462689 20989100216 22059972676 23185481486 25211397344 36730925378 38604952183 41978200432 44119945352 46370962972 73461850756 77209904366 81149185201 83956400864 88239890704 92741925944 146923701512 154419808732 162298370402 176479781408 185483851888 270234665281 293847403024 308839617464 324596740804 370967703776 540469330562 568044296407 587694806048 617679234928 649193481608 1080938661124 1136088592814 1194052296529 1235358469856 1298386963216 1891642656967 2161877322248 2272177185628 2388104593058 2596773926432 3783285313934 3976310074849 4323754644496 4544354371256 4776209186116 7566570627868 7952620149698 8358366075703 8647509288992 9088708742512 9552418372232 15133141255736 15905240299396 16716732151406 18177417485024 19104836744464 27834170523943 30266282511472 31810480598792 33433464302812 38209673488928 55668341047886 58508562529921 60532565022944 63620961197584 66866928605624 111336682095772 117017125059842 127241922395168 133733857211248 194839193667601 222673364191544 234034250119684 267467714422496 389678387335202 409559937709447 445346728383088 468068500239368 779356774670404 819119875418894 890693456766176 936137000478736 1558713549340808 1638239750837788 1872274000957472 2866919563966129 3117427098681616 3276479501675576 5733839127932258 6234854197363232 6552959003351152 11467678255864516 13105918006702304 20068436947762903 22935356511729032 40136873895525806 45870713023458064 80273747791051612 91741426046916128 160547495582103224 321094991164206448 642189982328412896
• Sum of all divisors σ(n): 1489478534759599272
• Sum of proper divisors (its aliquot sum) s(n): 847288552431186376
• 642189982328412896 is an abundant number, because the sum of its proper divisors (847288552431186376) is greater than itself. Its abundance is 205098570102773480

Bases of 642189982328412896

• Binary: 100011101001100001000110001011101110111111111101101011100000₂
• Hexadecimal: 0x8E98462EEFFDAE0
• Base-36: 4VN9CL40CM3K

Squares and roots of 642189982328412896

• 642189982328412896 squared (642189982328412896²) is 412407973402967267649470774259106816
• 642189982328412896 cubed (642189982328412896³) is 264844269151748125237162274192951679344912835815899136
• The square root of 642189982328412896 is 801367570.0503564151
• The cube root of 642189982328412896 is 862755.7098632825
• Being both a perfect square and a perfect cube, 642189982328412896 is also a perfect sixth number.

Scales and comparisons

• 642,189,982,328,412,896 seconds is equal to 20,419,655,014 years, 1 day, 8 hours, 54 minutes, 56 seconds.
• To count from 1 to 642,189,982,328,412,896 would take you about sixty-one billion, two hundred fifty-eight million, nine hundred sixty-five thousand and forty-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 642189982328412896 cubic inches would be around 71896.3 feet tall.

Recreational maths with 642189982328412896

• 642189982328412896 backwards is 698214823289981246
• The number of decimal digits it has is: 18
• The sum of 642189982328412896's digits is 92
• More coming soon!