21609915088896

Names of 21609915088896

• Cardinal: 21609915088896 can be written as Twenty-one trillion, six hundred nine billion, nine hundred fifteen million, eighty-eight thousand, eight hundred ninety-six.

Scientific notation

• Scientific notation: 2.1609915088896 × 10¹³

Factors of 21609915088896

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 25
• Sum of prime factors: 315

Divisors of 21609915088896

• Number of divisors d(n): 378
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 29 32 36 48 58 64 72 87 96 116 128 144 174 192 232 256 261 281 288 348 384 464 512 522 562 576 696 768 843 928 1024 1044 1124 1152 1392 1536 1686 1856 2048 2088 2248 2304 2529 2784 3072 3372 3712 4096 4176 4496 4608 5058 5568 6144 6744 7424 8149 8192 8352 8992 9216 10116 11136 12288 13488 14848 16298 16384 16704 17984 18432 20232 22272 24447 24576 26976 29696 32596 32768 33408 35968 36864 40464 44544 48894 49152 53952 59392 65192 65536 66816 71936 73341 73728 78961 80928 89088 97788 98304 107904 118784 130384 131072 133632 143872 146682 147456 157922 161856 178176 195576 196608 215808 236883 237568 260768 262144 267264 287744 293364 294912 315844 323712 356352 391152 393216 431616 473766 475136 521536 524288 534528 575488 586728 589824 631688 647424 710649 712704 782304 786432 863232 947532 950272 1043072 1048576 1069056 1150976 1173456 1179648 1263376 1294848 1421298 1425408 1564608 1572864 1726464 1895064 1900544 2086144 2138112 2289869 2301952 2346912 2359296 2526752 2589696 2842596 2850816 3129216 3145728 3452928 3790128 3801088 4172288 4276224 4579738 4603904 4693824 4718592 5053504 5179392 5685192 5701632 6258432 6869607 6905856 7580256 7602176 8344576 8552448 9159476 9207808 9387648 9437184 10107008 10358784 11370384 11403264 12516864 13739214 13811712 15160512 15204352 16689152 17104896 18318952 18415616 18775296 20214016 20608821 20717568 22740768 22806528 25033728 27478428 27623424 30321024 30408704 33378304 34209792 36637904 36831232 37550592 40428032 41217642 41435136 45481536 45613056 50067456 54956856 55246848 60642048 66756608 68419584 73275808 73662464 75101184 80856064 82435284 82870272 90963072 91226112 100134912 109913712 110493696 121284096 133513216 136839168 146551616 147324928 150202368 161712128 164870568 165740544 181926144 200269824 219827424 220987392 242568192 267026432 273678336 293103232 294649856 300404736 323424256 329741136 331481088 363852288 400539648 439654848 441974784 485136384 534052864 586206464 600809472 646848512 659482272 662962176 727704576 801079296 879309696 883949568 970272768 1068105728 1172412928 1201618944 1293697024 1318964544 1325924352 1455409152 1602158592 1758619392 1940545536 2136211456 2344825856 2403237888 2587394048 2637929088 2651848704 2910818304 3204317184 3517238784 3881091072 4272422912 4689651712 4806475776 5174788096 5275858176 5821636608 6408634368 7034477568 7762182144 8544845824 9379303424 9612951552 10349576192 10551716352 11643273216 12817268736 14068955136 15524364288 18758606848 19225903104 20699152384 21103432704 23286546432 25634537472 28137910272 31048728576 37517213696 38451806208 41398304768 42206865408 46573092864 56275820544 62097457152 75034427392 76903612416 82796609536 84413730816 93146185728 112551641088 124194914304 150068854784 168827461632 186292371456 225103282176 248389828608 300137709568 337654923264 372584742912 450206564352 600275419136 675309846528 745169485824 900413128704 1200550838272 1350619693056 1800826257408 2401101676544 2701239386112 3601652514816 5402478772224 7203305029632 10804957544448 21609915088896
• Sum of all divisors σ(n): 64811969310270
• Sum of proper divisors (its aliquot sum) s(n): 43202054221374
• 21609915088896 is an abundant number, because the sum of its proper divisors (43202054221374) is greater than itself. Its abundance is 21592139132478

Bases of 21609915088896

• Binary: 100111010011101110011010100000000000000000000₂
• Hexadecimal: 0x13A773500000
• Base-36: 7NRGHHQ80

Squares and roots of 21609915088896

• 21609915088896 squared (21609915088896²) is 466988430149295015582498816
• 21609915088896 cubed (21609915088896³) is 10091580323023106083213204606582454747136
• The square root of 21609915088896 is 4648646.5867923321
• The cube root of 21609915088896 is 27853.7936244433

Scales and comparisons

• 21,609,915,088,896 seconds is equal to 687,128 years, 23 weeks, 4 days, 23 hours, 21 minutes, 36 seconds.
• To count from 1 to 21,609,915,088,896 would take you about one million, seven hundred seventeen thousand, eight hundred twenty-one 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 21609915088896 cubic inches would be around 2321.1 feet tall.

Recreational maths with 21609915088896

• 21609915088896 backwards is 69888051990612
• 21609915088896 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21609915088896's digits is 72
• More coming soon!