21242164212444

Names of 21242164212444

• Cardinal: 21242164212444 can be written as Twenty-one trillion, two hundred forty-two billion, one hundred sixty-four million, two hundred twelve thousand, four hundred forty-four.

Scientific notation

• Scientific notation: 2.1242164212444 × 10¹³

Factors of 21242164212444

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 512

Divisors of 21242164212444

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 7 12 14 21 28 42 49 61 84 98 122 147 183 196 244 294 343 366 427 439 588 686 732 854 878 1029 1281 1317 1372 1708 1756 2058 2562 2634 2989 3073 4116 5124 5268 5978 6146 8967 9219 11956 12292 17934 18438 20923 21511 26779 35868 36876 41846 43022 53558 62769 64533 80337 83692 86044 107116 125538 129066 150577 160674 187453 192721 251076 258132 301154 321348 374906 385442 451731 562359 578163 602308 749812 770884 903462 1124718 1156326 1312171 1349047 1806924 2249436 2312652 2624342 2698094 3936513 4047141 5248684 5396188 7873026 8094282 9185197 9443329 11755981 15746052 16188564 18370394 18886658 23511962 27555591 28329987 35267943 36740788 37773316 47023924 55111182 56659974 66103303 70535886 82291867 84604519 110222364 113319948 132206606 141071772 164583734 169209038 198309909 246875601 253813557 264413212 329167468 338418076 396619818 493751202 507627114 576043069 592231633 793239636 987502404 1015254228 1152086138 1184463266 1728129207 1776694899 2304172276 2368926532 3456258414 3553389798 4032301483 4145621431 5160875659 6912516828 7106779596 8064602966 8291242862 10321751318 12096904449 12436864293 15482626977 16129205932 16582485724 20643502636 24193808898 24873728586 29019350017 30965253954 36126129613 48387617796 49747457172 58038700034 61930507908 72252259226 87058050051 108378388839 116077400068 144504518452 174116100102 216756777678 252882907291 348232200204 433513555356 505765814582 758648721873 1011531629164 1517297443746 1770180351037 3034594887492 3540360702074 5310541053111 7080721404148 10621082106222 21242164212444
• Sum of all divisors σ(n): 58883508992000
• Sum of proper divisors (its aliquot sum) s(n): 37641344779556
• 21242164212444 is an abundant number, because the sum of its proper divisors (37641344779556) is greater than itself. Its abundance is 16399180567112

Bases of 21242164212444

• Binary: 100110101000111010011101001101111001011011100₂
• Hexadecimal: 0x1351D3A6F2DC
• Base-36: 7J2IK45WC

Squares and roots of 21242164212444

• 21242164212444 squared (21242164212444²) is 451229540428436622764453136
• 21242164212444 cubed (21242164212444³) is 9585091995286489491147436771797786024384
• The square root of 21242164212444 is 4608922.2397914243
• The cube root of 21242164212444 is 27694.8863487339

Scales and comparisons

• 21,242,164,212,444 seconds is equal to 675,435 years, 6 weeks, 2 hours, 7 minutes, 24 seconds.
• To count from 1 to 21,242,164,212,444 would take you about one million, six hundred eighty-eight thousand, five hundred eighty-seven 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 21242164212444 cubic inches would be around 2307.9 feet tall.

Recreational maths with 21242164212444

• 21242164212444 backwards is 44421246124212
• The number of decimal digits it has is: 14
• The sum of 21242164212444's digits is 39
• More coming soon!