21219169955984

Names of 21219169955984

• Cardinal: 21219169955984 can be written as Twenty-one trillion, two hundred nineteen billion, one hundred sixty-nine million, nine hundred fifty-five thousand, nine hundred eighty-four.

Scientific notation

• Scientific notation: 2.1219169955984 × 10¹³

Factors of 21219169955984

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 524339

Divisors of 21219169955984

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 4 7 8 11 13 14 16 19 22 26 28 38 44 49 52 56 76 77 88 91 98 104 112 133 143 152 154 176 182 196 208 209 247 266 286 304 308 361 364 392 418 494 532 539 572 616 637 722 728 784 836 931 988 1001 1064 1078 1144 1232 1274 1444 1456 1463 1672 1729 1862 1976 2002 2128 2156 2288 2527 2548 2717 2888 2926 3344 3458 3724 3952 3971 4004 4312 4693 5054 5096 5434 5776 5852 6916 7007 7448 7942 8008 8624 9386 10108 10192 10241 10868 11704 12103 13832 14014 14896 15884 16016 17689 18772 19019 20216 20482 21736 23408 24206 27664 27797 28028 31768 32851 35378 37544 38038 40432 40964 43472 48412 51623 55594 56056 63536 65702 70756 75088 76076 81928 96824 103246 111188 112112 131404 133133 141512 152152 163856 193648 194579 206492 222376 229957 262808 266266 283024 304304 361361 389158 412984 444752 459914 524287 525616 532532 722722 778316 825968 919828 1048574 1065064 1445444 1556632 1839656 2097148 2130128 2529527 2890888 3113264 3670009 3679312 4194296 5059054 5767157 5781776 6815731 7340018 8388592 9961453 10118108 11534314 13631462 14680036 19922906 20236216 23068628 25690063 27262924 29360072 39845812 40370099 40472432 46137256 47710117 51380126 54525848 58720144 69730171 74973041 79691624 80740198 92274512 95420234 102760252 109051696 109575983 129498889 139460342 149946082 159383248 161480396 189267607 190840468 205520504 219151966 258997778 278920684 282590693 299892164 322960792 333970819 378535214 381680936 411041008 438303932 488111197 517995556 524811287 557841368 565181386 599784328 645921584 667941638 757070428 763361872 767031881 876607864 906492223 976222394 1035991112 1049622574 1115682736 1130362772 1199568656 1324873249 1335883276 1424487779 1514140856 1534063762 1753215728 1812984446 1952444788 2071982224 2081943677 2099245148 2260725544 2460478891 2649746498 2671766552 2848975558 3028281712 3068127524 3625968892 3673679009 3904889576 4163887354 4198490296 4521451088 4920957782 5299492996 5343533104 5369223167 5697951116 6136255048 6345445561 7251937784 7347358018 7809779152 8327774708 8396980592 9274112743 9841915564 9971414453 10598985992 10738446334 11395902232 12272510096 12690891122 14503875568 14573605739 14694716036 16655549416 17223352237 18548225486 19683831128 19942828906 21197971984 21476892668 22791804464 25381782244 27065267801 29147211478 29389432072 33311098832 34446704474 37096450972 39367662256 39885657812 42953785336 50763564488 54130535602 58294422956 58778864144 68893408948 69799901171 74192901944 79771315624 85907570672 101527128976 102015240173 108261071204 116588845912 120563465659 137786817896 139599802342 148385803888 159542631248 189456874607 204030480346 216522142408 233177691824 241126931318 275573635792 279199604684 378913749214 408060960692 433044284816 482253862636 558399209368 757827498428 816121921384 964507725272 1116798418736 1326198122249 1515654996856 1632243842768 1929015450544 2652396244498 3031309993712 5304792488996 10609584977992 21219169955984
• Sum of all divisors σ(n): 59298092679168
• Sum of proper divisors (its aliquot sum) s(n): 38078922723184
• 21219169955984 is an abundant number, because the sum of its proper divisors (38078922723184) is greater than itself. Its abundance is 16859752767200

Bases of 21219169955984

• Binary: 100110100110001111001000101100111000010010000₂
• Hexadecimal: 0x134C79167090
• Base-36: 7IRY9XG28

Squares and roots of 21219169955984

• 21219169955984 squared (21219169955984²) is 450253173620934028497408256
• 21219169955984 cubed (21219169955984³) is 9553998614283771019372318145125598203904
• The square root of 21219169955984 is 4606427.0270985515
• The cube root of 21219169955984 is 27684.8896705161

Scales and comparisons

• 21,219,169,955,984 seconds is equal to 674,703 years, 50 weeks, 2 days, 20 hours, 39 minutes, 44 seconds.
• To count from 1 to 21,219,169,955,984 would take you about one million, six hundred eighty-six thousand, seven hundred fifty-nine 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 21219169955984 cubic inches would be around 2307.1 feet tall.

Recreational maths with 21219169955984

• 21219169955984 backwards is 48955996191212
• The number of decimal digits it has is: 14
• The sum of 21219169955984's digits is 71
• More coming soon!