20128718440072704

Names of 20128718440072704

• Cardinal: 20128718440072704 can be written as Twenty quadrillion, one hundred twenty-eight trillion, seven hundred eighteen billion, four hundred forty million, seventy-two thousand, seven hundred four.

Scientific notation

• Scientific notation: 2.0128718440072704 × 10¹⁶

Factors of 20128718440072704

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 2790001021

Divisors of 20128718440072704

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 6 7 8 11 12 14 16 21 22 24 28 32 33 42 44 48 56 61 64 66 77 84 88 96 112 122 128 132 154 168 176 183 192 224 231 244 256 264 308 336 352 366 384 427 448 462 488 512 528 616 671 672 704 732 768 854 896 924 976 1056 1232 1281 1342 1344 1408 1464 1536 1708 1792 1848 1952 2013 2112 2464 2562 2684 2688 2816 2928 3416 3584 3696 3904 4026 4224 4697 4928 5124 5368 5376 5632 5856 6832 7392 7808 8052 8448 9394 9856 10248 10736 10752 11712 13664 14091 14784 15616 16104 16896 18788 19712 20496 21472 23424 27328 28182 29568 31232 32208 37576 39424 40992 42944 46848 54656 56364 59136 64416 75152 81984 85888 93696 109312 112728 118272 128832 150304 163968 171776 218624 225456 257664 300608 327936 343552 450912 515328 601216 655872 901824 1030656 1202432 1803648 2404864 3607296 7214592 2790000937 5580001874 8370002811 11160003748 16740005622 19530006559 22320007496 30690010307 33480011244 39060013118 44640014992 58590019677 61380020614 66960022488 78120026236 89280029984 92070030921 117180039354 122760041228 133920044976 156240052472 170190057157 178560059968 184140061842 214830072149 234360078708 245520082456 267840089952 312480104944 340380114314 357120119936 368280123684 429660144298 468720157416 491040164912 510570171471 535680179904 624960209888 644490216447 680760228628 714240239872 736560247368 859320288596 937440314832 982080329824 1021140342942 1071360359808 1191330400099 1249920419776 1288980432894 1361520457256 1428480479744 1473120494736 1718640577192 1872090628727 1874880629664 1964160659648 2042280685884 2142720719616 2382660800198 2499840839552 2577960865788 2723040914512 2946240989472 3437281154384 3573991200297 3744181257454 3749761259328 3928321319296 4084561371768 4285441439232 4765321600396 4999681679104 5155921731576 5446081829024 5616271886181 5892481978944 6874562308768 7147982400594 7488362514908 7499522518656 7856642638592 8169122743536 9530643200792 9999363358208 10311843463152 10892163658048 11232543772362 11784963957888 13104634401089 13749124617536 14295964801188 14976725029816 14999045037312 15713285277184 16338245487072 19061286401584 20623686926304 21784327316096 22465087544724 23569927915776 26209268802178 27498249235072 28591929602376 29953450059632 29998090074624 32676490974144 38122572803168 39313903203267 41247373852608 43568654632192 44930175089448 47139855831552 52418537604356 54996498470144 57183859204752 59906900119264 65352981948288 76245145606336 78627806406534 82494747705216 87137309264384 89860350178896 104837075208712 109992996940288 114367718409504 119813800238528 130705963896576 152490291212672 157255612813068 164989495410432 179720700357792 209674150417424 228735436819008 239627600477056 261411927793152 304980582425344 314511225626136 329978990820864 359441400715584 419348300834848 457470873638016 479255200954112 609961164850688 629022451252272 718882801431168 838696601669696 914941747276032 958510401908224 1258044902504544 1437765602862336 1677393203339392 1829883494552064 2516089805009088 2875531205724672 3354786406678784 5032179610018176 6709572813357568 10064359220036352 20128718440072704
• Sum of all divisors σ(n): 67952102205537792
• Sum of proper divisors (its aliquot sum) s(n): 47823383765465088
• 20128718440072704 is an abundant number, because the sum of its proper divisors (47823383765465088) is greater than itself. Its abundance is 27694665325392384

Bases of 20128718440072704

• Binary: 1000111100000101111011001111000011001111000011000000000₂
• Hexadecimal: 0x4782F678678600
• Base-36: 5I719LF3YTC

Squares and roots of 20128718440072704

• 20128718440072704 squared (20128718440072704²) is 405165306039722910290928805871616
• 20128718440072704 cubed (20128718440072704³) is 8155458366959471055273796433944968939701129969664
• The square root of 20128718440072704 is 141875714.7649755595
• The cube root of 20128718440072704 is 272022.8428411357

Scales and comparisons

• 20,128,718,440,072,704 seconds is equal to 640,030,984 years, 9 weeks, 2 days, 13 hours, 58 minutes, 24 seconds.
• To count from 1 to 20,128,718,440,072,704 would take you about one billion, nine hundred twenty million, ninety-two thousand, nine hundred fifty-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 20128718440072704 cubic inches would be around 22668.6 feet tall.

Recreational maths with 20128718440072704

• 20128718440072704 backwards is 40727004481782102
• The number of decimal digits it has is: 17
• The sum of 20128718440072704's digits is 57
• More coming soon!