18135125543878656

Names of 18135125543878656

• Cardinal: 18135125543878656 can be written as Eighteen quadrillion, one hundred thirty-five trillion, one hundred twenty-five billion, five hundred forty-three million, eight hundred seventy-eight thousand, six hundred fifty-six.

Scientific notation

• Scientific notation: 1.8135125543878656 × 10¹⁶

Factors of 18135125543878656

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 30
• Sum of prime factors: 2007

Divisors of 18135125543878656

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 3 4 6 8 12 16 23 24 32 46 48 64 69 92 96 128 138 184 192 256 276 368 384 512 552 736 768 1024 1104 1472 1536 1979 2048 2208 2944 3072 3958 4096 4416 5888 5937 6144 7916 8192 8832 11776 11874 12288 15832 16384 17664 23552 23748 24576 31664 32768 35328 45517 47104 47496 49152 63328 65536 70656 91034 94208 94992 98304 126656 131072 136551 141312 182068 188416 189984 196608 253312 262144 273102 282624 364136 376832 379968 393216 506624 524288 546204 565248 728272 753664 759936 786432 1013248 1048576 1092408 1130496 1456544 1507328 1519872 1572864 2026496 2097152 2184816 2260992 2913088 3014656 3039744 3145728 3916441 4052992 4194304 4369632 4521984 5826176 6029312 6079488 6291456 7832882 8105984 8388608 8739264 9043968 11652352 11749323 12058624 12158976 12582912 15665764 16211968 16777216 17478528 18087936 23304704 23498646 24117248 24317952 25165824 31331528 32423936 33554432 34957056 36175872 46609408 46997292 48234496 48635904 50331648 62663056 64847872 67108864 69914112 72351744 90078143 93218816 93994584 96468992 97271808 100663296 125326112 129695744 139828224 144703488 180156286 186437632 187989168 192937984 194543616 201326592 250652224 259391488 270234429 279656448 289406976 360312572 372875264 375978336 385875968 389087232 501304448 518782976 540468858 559312896 578813952 720625144 745750528 751956672 771751936 778174464 1002608896 1037565952 1080937716 1118625792 1157627904 1441250288 1491501056 1503913344 1543503872 1556348928 2005217792 2075131904 2161875432 2237251584 2315255808 2882500576 2983002112 3007826688 3112697856 4010435584 4150263808 4323750864 4474503168 4630511616 5765001152 5966004224 6015653376 6225395712 8020871168 8300527616 8647501728 8949006336 11530002304 11932008448 12031306752 12450791424 16041742336 16601055232 17295003456 17898012672 23060004608 23864016896 24062613504 24901582848 32083484672 33202110464 34590006912 35796025344 46120009216 47728033792 48125227008 49803165696 64166969344 66404220928 69180013824 71592050688 92240018432 95456067584 96250454016 99606331392 128333938688 132808441856 138360027648 143184101376 184480036864 190912135168 192500908032 199212662784 256667877376 276720055296 286368202752 368960073728 381824270336 385001816064 398425325568 513335754752 553440110592 572736405504 737920147456 763648540672 770003632128 1026671509504 1106880221184 1145472811008 1475840294912 1527297081344 1540007264256 2053343019008 2213760442368 2290945622016 2951680589824 3054594162688 3080014528512 4106686038016 4427520884736 4581891244032 5903361179648 6160029057024 8213372076032 8855041769472 9163782488064 11806722359296 12320058114048 16426744152064 17710083538944 23613444718592 24640116228096 32853488304128 35420167077888 47226889437184 49280232456192 65706976608256 70840334155776 94453778874368 98560464912384 131413953216512 141680668311552 188907557748736 197120929824768 262827906433024 283361336623104 377815115497472 394241859649536 566722673246208 755630230994944 788483719299072 1133445346492416 1511260461989888 2266890692984832 3022520923979776 4533781385969664 6045041847959552 9067562771939328 18135125543878656
• Sum of all divisors σ(n): 50488469764710432
• Sum of proper divisors (its aliquot sum) s(n): 32353344220831776
• 18135125543878656 is an abundant number, because the sum of its proper divisors (32353344220831776) is greater than itself. Its abundance is 14218218676953120

Bases of 18135125543878656

• Binary: 1000000011011011100110011110100000000000000000000000000₂
• Hexadecimal: 0x406DCCF4000000
• Base-36: 4YKD5NTRCAO

Squares and roots of 18135125543878656

• 18135125543878656 squared (18135125543878656²) is 328882778492240118587992452366336
• 18135125543878656 cubed (18135125543878656³) is 5964330477176409628513328749638001883146843324416
• The square root of 18135125543878656 is 134666720.2536642161
• The cube root of 18135125543878656 is 262728.2998606981

Scales and comparisons

• 18,135,125,543,878,656 seconds is equal to 576,640,896 years, 34 weeks, 5 days, 11 hours, 37 minutes, 36 seconds.
• To count from 1 to 18,135,125,543,878,656 would take you about one billion, seven hundred twenty-nine million, nine hundred twenty-two thousand, six hundred ninety 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 18135125543878656 cubic inches would be around 21894 feet tall.

Recreational maths with 18135125543878656

• 18135125543878656 backwards is 65687834552153181
• The number of decimal digits it has is: 17
• The sum of 18135125543878656's digits is 78
• More coming soon!