21108061324

Names of 21108061324

• Cardinal: 21108061324 can be written as Twenty-one billion, one hundred eight million, sixty-one thousand, three hundred twenty-four.

Scientific notation

• Scientific notation: 2.1108061324 × 10¹⁰

Factors of 21108061324

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 153

Divisors of 21108061324

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 7 14 19 28 31 38 41 53 62 76 82 106 124 133 164 212 217 266 287 361 371 434 532 574 589 722 742 779 868 961 1007 1148 1178 1271 1444 1484 1558 1643 1922 2014 2173 2356 2527 2542 3116 3286 3844 4028 4123 4346 5054 5084 5453 6572 6727 7049 8246 8692 8897 10108 10906 11191 11501 13454 14098 14801 15211 16492 17794 18259 19133 21812 22382 23002 24149 26908 28196 29602 30422 31217 35588 36518 38266 39401 41287 44764 46004 48298 50933 59204 60844 62434 67363 73036 76532 78337 78802 82574 96596 101866 103607 124868 127813 133931 134726 156674 157604 165148 169043 203732 207214 218519 255626 267862 269452 275807 289009 313348 338086 346921 356531 414428 437038 458831 471541 511252 535724 551614 578018 593123 676172 693842 713062 748619 784453 874076 917662 943082 967727 1103228 1156036 1186246 1279897 1387684 1426124 1497238 1568906 1835324 1886164 1935454 2088253 2372492 2428447 2559794 2994476 3137812 3211817 3870908 4151861 4176506 4856894 5119588 5240333 5491171 6423634 6774089 8303722 8353012 8959279 9713788 10480666 10982342 12847268 13548178 14223761 14617771 16607444 17918558 18386813 20961332 21964684 24318043 27096356 28447522 29235542 35837116 36773626 39676807 48636086 56895044 58471084 73547252 79353614 97272172 99566327 128707691 158707228 170226301 199132654 257415382 277737649 340452602 398265308 514830764 555475298 680905204 753859333 1110950596 1507718666 3015437332 5277015331 10554030662 21108061324
• Sum of all divisors σ(n): 48051317664
• Sum of proper divisors (its aliquot sum) s(n): 26943256340
• 21108061324 is an abundant number, because the sum of its proper divisors (26943256340) is greater than itself. Its abundance is 5835195016

Bases of 21108061324

• Binary: 10011101010001000110111010010001100₂
• Hexadecimal: 0x4EA23748C
• Base-36: 9P370CS

Squares and roots of 21108061324

• 21108061324 squared (21108061324²) is 445550252857744632976
• 21108061324 cubed (21108061324³) is 9404702060244979961189280620224
• The square root of 21108061324 is 145286.1360350671
• The cube root of 21108061324 is 2763.6483522681

Scales and comparisons

• 21,108,061,324 seconds is equal to 671 years, 8 weeks, 6 days, 6 hours, 22 minutes, 4 seconds.
• To count from 1 to 21,108,061,324 would take you about one thousand, three hundred forty-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 21108061324 cubic inches would be around 230.3 feet tall.

Recreational maths with 21108061324

• 21108061324 backwards is 42316080112
• 21108061324 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21108061324's digits is 28
• More coming soon!