21360278016
21,360,278,016 is an even composite number composed of five prime numbers multiplied together.
21360278016 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of four hundred divisors.
Prime factorization of 21360278016:
29 × 34 × 7 × 11 × 6689
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 7 × 11 × 6689)See below for interesting mathematical facts about the number 21360278016 from the Numbermatics database.
Names of 21360278016
- Cardinal: 21360278016 can be written as Twenty-one billion, three hundred sixty million, two hundred seventy-eight thousand and sixteen.
Scientific notation
- Scientific notation: 2.1360278016 × 1010
Factors of 21360278016
Divisors of 21360278016
- Number of divisors d(n): 400
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Complete list of divisors:
1 2 3 4 6 7 8 9 11 12 14 16 18 21 22 24 27 28 32 33 36 42 44 48 54 56 63 64 66 72 77 81 84 88 96 99 108 112 126 128 132 144 154 162 168 176 189 192 198 216 224 231 252 256 264 288 297 308 324 336 352 378 384 396 432 448 462 504 512 528 567 576 594 616 648 672 693 704 756 768 792 864 891 896 924 1008 1056 1134 1152 1188 1232 1296 1344 1386 1408 1512 1536 1584 1728 1782 1792 1848 2016 2079 2112 2268 2304 2376 2464 2592 2688 2772 2816 3024 3168 3456 3564 3584 3696 4032 4158 4224 4536 4608 4752 4928 5184 5376 5544 5632 6048 6237 6336 6689 6912 7128 7392 8064 8316 8448 9072 9504 9856 10368 10752 11088 12096 12474 12672 13378 13824 14256 14784 16128 16632 16896 18144 19008 19712 20067 20736 22176 24192 24948 25344 26756 28512 29568 32256 33264 36288 38016 39424 40134 41472 44352 46823 48384 49896 50688 53512 57024 59136 60201 66528 72576 73579 76032 80268 88704 93646 96768 99792 107024 114048 118272 120402 133056 140469 145152 147158 152064 160536 177408 180603 187292 199584 214048 220737 228096 240804 266112 280938 290304 294316 321072 354816 361206 374584 399168 421407 428096 441474 456192 481608 515053 532224 541809 561876 588632 642144 662211 722412 749168 798336 842814 856192 882948 963216 1030106 1064448 1083618 1123752 1177264 1264221 1284288 1324422 1444824 1498336 1545159 1596672 1685628 1712384 1765896 1926432 1986633 2060212 2167236 2247504 2354528 2528442 2568576 2648844 2889648 2996672 3090318 3193344 3371256 3424768 3531792 3792663 3852864 3973266 4120424 4334472 4495008 4635477 4709056 5056884 5137152 5297688 5779296 5959899 5993344 6180636 6742512 7063584 7585326 7705728 7946532 8240848 8668944 8990016 9270954 9418112 10113768 10274304 10595376 11558592 11919798 11986688 12361272 13485024 13906431 14127168 15170652 15411456 15893064 16481696 17337888 17980032 18541908 18836224 20227536 21190752 23117184 23839596 23973376 24722544 26970048 27812862 28254336 30341304 30822912 31786128 32963392 34675776 35960064 37083816 37672448 40455072 41719293 42381504 46234368 47679192 49445088 53940096 55625724 56508672 60682608 63572256 65926784 69351552 71920128 74167632 80910144 83438586 84763008 92468736 95358384 98890176 107880192 111251448 113017344 121365216 127144512 131853568 138703104 148335264 161820288 166877172 169526016 190716768 197780352 215760384 222502896 242730432 254289024 263707136 277406208 296670528 323640576 333754344 339052032 381433536 395560704 445005792 485460864 508578048 593341056 647281152 667508688 762867072 791121408 890011584 970921728 1017156096 1186682112 1335017376 1525734144 1780023168 1941843456 2373364224 2670034752 3051468288 3560046336 5340069504 7120092672 10680139008 21360278016
- Sum of all divisors σ(n): 79498393920
- Sum of proper divisors (its aliquot sum) s(n): 58138115904
- 21360278016 is an abundant number, because the sum of its proper divisors (58138115904) is greater than itself. Its abundance is 36777837888
Bases of 21360278016
- Binary: 100111110010010101111111010000000002
- Hexadecimal: 0x4F92BFA00
- Base-36: 9T9CW00
Squares and roots of 21360278016
- 21360278016 squared (213602780162) is 456261476920812896256
- 21360278016 cubed (213602780163) is 9745871995019331080746325508096
-
The
square root of 21360278016 is 146151.5583769123 -
The
cube root of 21360278016 is 2774.6122561235
Scales and comparisons
How big is 21360278016?- 21,360,278,016 seconds is equal to 679 years, 9 weeks, 6 days, 10 hours, 33 minutes, 36 seconds.
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To count from 1 to 21,360,278,016 would take you about one thousand, three hundred fifty-eight 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 21360278016 cubic inches would be around 231.2 feet tall.
Recreational maths with 21360278016
- 21360278016 backwards is 61087206312
- 21360278016 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21360278016's digits is 36
- More coming soon!
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