21608021651216

Names of 21608021651216

• Cardinal: 21608021651216 can be written as Twenty-one trillion, six hundred eight billion, twenty-one million, six hundred fifty-one thousand, two hundred sixteen.

Scientific notation

• Scientific notation: 2.1608021651216 × 10¹³

Factors of 21608021651216

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1693

Divisors of 21608021651216

• Number of divisors d(n): 640
• Complete list of divisors:
  1 2 4 7 8 11 13 14 16 22 26 28 37 44 52 56 73 74 77 88 91 104 112 143 146 148 154 176 182 208 259 286 292 296 308 364 407 457 481 511 518 572 584 592 616 728 803 814 914 949 962 1001 1022 1036 1093 1144 1168 1232 1456 1606 1628 1828 1898 1924 2002 2044 2072 2186 2288 2701 2849 3199 3212 3256 3367 3656 3796 3848 4004 4088 4144 4372 5027 5291 5402 5621 5698 5941 6398 6424 6512 6643 6734 7312 7592 7651 7696 8008 8176 8744 10054 10439 10582 10804 11242 11396 11882 12023 12796 12848 13286 13468 14209 15184 15302 16016 16909 17488 18907 20108 20878 21164 21608 22484 22792 23764 24046 25592 26572 26936 28418 29711 30604 33361 33818 35113 35189 37037 37814 40216 40441 41587 41756 42328 43216 44968 45584 47528 48092 51184 53144 53872 56836 59422 61208 65351 66722 67636 70226 70378 73073 74074 75628 79789 80432 80882 83174 83512 84161 84656 89936 95056 96184 99463 106288 113672 118363 118844 122416 130702 133444 135272 140452 140756 146146 148148 151256 156299 159578 161764 166348 167024 168322 185999 192368 198926 207977 219817 227344 233527 236726 237688 245791 261404 266888 270544 280904 281512 283087 292292 296296 302512 312598 319156 323528 332696 336644 366971 371998 386243 397852 415954 433693 439634 444851 457457 467054 473452 475376 491582 499501 522808 525733 533776 558523 561808 563024 566174 584584 592592 625196 638312 647056 665392 673288 733942 743996 772486 795704 831908 867386 877679 879268 889702 914914 934108 946904 983164 999002 1037257 1045616 1051466 1094093 1117046 1132348 1169168 1234357 1250392 1276624 1301993 1346576 1467884 1487992 1538719 1544972 1591408 1663816 1734772 1755358 1758536 1779404 1829828 1868216 1893808 1966328 1998004 2074514 2102932 2188186 2234092 2264696 2417987 2468714 2500784 2568797 2603986 2703701 2935768 2952193 2975984 3035851 3077438 3089944 3113957 3327632 3469544 3496507 3510716 3517072 3558808 3659656 3680131 3736432 3932656 3996008 4149028 4205864 4376372 4468184 4529392 4770623 4835974 4937428 5137594 5207972 5407402 5494511 5783063 5871536 5904386 6071702 6143753 6154876 6179888 6227914 6493513 6939088 6993014 7021432 7117616 7260799 7319312 7360262 7992016 8298056 8411728 8640499 8752744 8936368 9541246 9671948 9874856 10275188 10415944 10814804 10989022 11409827 11566126 11808772 12143404 12287506 12309752 12455828 12987026 13577927 13986028 14042864 14521598 14720524 16046641 16596112 16925909 17280998 17505488 18481537 19082492 19343896 19749712 20550376 20665351 20831888 21629608 21978044 22819654 23132252 23617544 24286808 24575012 24619504 24911656 25974052 27155854 27972056 29043196 29441048 32093282 32474123 33394361 33851818 34561996 36463573 36963074 38164984 38378509 38461577 38687792 40481441 41100752 41330702 43259216 43956088 45454591 45639308 46264504 47235088 48573616 49150024 49823312 51948104 54311708 55944112 58086392 58882096 64186564 64948246 66788722 67703636 69123992 71428643 72927146 73926148 76329968 76757018 76923154 79868789 80962882 82661404 87912176 90909182 91278616 92529008 95045489 98300048 103896208 108623416 112326487 116172784 128373128 129370759 129896492 133577444 135407272 138247984 142857286 145854292 147852296 153514036 153846308 159737578 161925764 165322808 176513051 181818364 182557232 190090978 203296907 217246832 224652974 227318861 240259981 255245011 256746256 258741518 259792984 267154888 268649563 270814544 285714572 291708584 295704592 307028072 307692616 319475156 323851528 330645616 353026102 363636728 380181956 401099303 406593814 422163599 449305948 454637722 474026449 480519962 500000501 510490022 517483036 519585968 534309776 537299126 571429144 583417168 614056144 615385232 638950312 647703056 706052204 727273456 760363912 802198606 813187628 844327198 898611896 909275444 948052898 961039924 1000001002 1020980044 1034966072 1074598252 1142858288 1235591357 1277900624 1349152201 1412104408 1423078349 1520727824 1604397212 1626375256 1681819867 1688654396 1797223792 1818550888 1896105796 1922079848 2000002004 2041960088 2069932144 2149196504 2471182714 2642859791 2698304402 2807695121 2824208816 2846156698 2955145193 3208794424 3252750512 3318185143 3363639734 3377308792 3637101776 3792211592 3844159696 4000004008 4083920176 4298393008 4942365428 5214290939 5285719582 5396608804 5615390242 5692313396 5910290386 6417588848 6636370286 6727279468 6754617584 7584423184 8000008016 9444065407 9884730856 10428581878 10571439164 10793217608 11230780484 11384626792 11820580772 13272740572 13454558936 14840674211 17538978613 18500018537 18888130814 19769461712 20857163756 21142878328 21586435216 22461560968 22769253584 23641161544 26545481144 26909117872 29681348422 35077957226 36500036573 37000037074 37776261628 41714327512 42285756656 44923121936 47282323088 53090962288 59362696844 70155914452 73000073146 74000074148 75552523256 83428655024 103884719477 118725393688 122772850291 140311828904 146000146292 148000148296 151105046512 192928764743 207769438954 237450787376 245545700582 280623657808 292000292584 296000296592 385857529486 415538877908 491091401164 584000585168 771715058972 831077755816 982182802328 1350501353201 1543430117944 1662155511632 1964365604656 2701002706402 3086860235888 5402005412804 10804010825608 21608021651216
• Sum of all divisors σ(n): 58702835444736
• Sum of proper divisors (its aliquot sum) s(n): 37094813793520
• 21608021651216 is an abundant number, because the sum of its proper divisors (37094813793520) is greater than itself. Its abundance is 15486792142304

Bases of 21608021651216

• Binary: 100111010011100000010011101000110111100010000₂
• Hexadecimal: 0x13A702746F10
• Base-36: 7NQL66SCW

Squares and roots of 21608021651216

• 21608021651216 squared (21608021651216²) is 466906599679419431154278656
• 21608021651216 cubed (21608021651216³) is 10088927914968536553022511717264505245696
• The square root of 21608021651216 is 4648442.9276066193
• The cube root of 21608021651216 is 27852.9800941331

Scales and comparisons

• 21,608,021,651,216 seconds is equal to 687,068 years, 13 weeks, 4 hours, 26 minutes, 56 seconds.
• To count from 1 to 21,608,021,651,216 would take you about one million, seven hundred seventeen thousand, six hundred seventy 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 21608021651216 cubic inches would be around 2321.1 feet tall.

Recreational maths with 21608021651216

• 21608021651216 backwards is 61215612080612
• The number of decimal digits it has is: 14
• The sum of 21608021651216's digits is 41
• More coming soon!