21268729238016
21,268,729,238,016 is an even composite number composed of five prime numbers multiplied together.
21268729238016 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of three hundred sixty divisors.
Prime factorization of 21268729238016:
29 × 3 × 132 × 312 × 85259
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 13 × 13 × 31 × 31 × 85259)See below for interesting mathematical facts about the number 21268729238016 from the Numbermatics database.
Names of 21268729238016
- Cardinal: 21268729238016 can be written as Twenty-one trillion, two hundred sixty-eight billion, seven hundred twenty-nine million, two hundred thirty-eight thousand and sixteen.
Scientific notation
- Scientific notation: 2.1268729238016 × 1013
Factors of 21268729238016
Divisors of 21268729238016
- Number of divisors d(n): 360
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Complete list of divisors:
1 2 3 4 6 8 12 13 16 24 26 31 32 39 48 52 62 64 78 93 96 104 124 128 156 169 186 192 208 248 256 312 338 372 384 403 416 496 507 512 624 676 744 768 806 832 961 992 1014 1209 1248 1352 1488 1536 1612 1664 1922 1984 2028 2418 2496 2704 2883 2976 3224 3328 3844 3968 4056 4836 4992 5239 5408 5766 5952 6448 6656 7688 7936 8112 9672 9984 10478 10816 11532 11904 12493 12896 15376 15717 15872 16224 19344 19968 20956 21632 23064 23808 24986 25792 30752 31434 32448 37479 38688 41912 43264 46128 47616 49972 51584 61504 62868 64896 74958 77376 83824 85259 86528 92256 99944 103168 123008 125736 129792 149916 154752 162409 167648 170518 184512 199888 206336 246016 251472 255777 259584 299832 309504 324818 335296 341036 369024 399776 487227 492032 502944 511554 599664 619008 649636 670592 682072 738048 799552 974454 1005888 1023108 1108367 1199328 1299272 1341184 1364144 1476096 1599104 1948908 2011776 2046216 2216734 2398656 2598544 2643029 2682368 2728288 3198208 3325101 3897816 4023552 4092432 4433468 4797312 5197088 5286058 5456576 6396416 6650202 7795632 7929087 8047104 8184864 8866936 9594624 10394176 10572116 10913152 13300404 14408771 15591264 15858174 16369728 17733872 19189248 20788352 21144232 21826304 26600808 28817542 31182528 31716348 32739456 34359377 35467744 41576704 42288464 43226313 43652608 53201616 57635084 62365056 63432696 65478912 68718754 70935488 81933899 83153408 84576928 86452626 103078131 106403232 115270168 124730112 126865392 130957824 137437508 141870976 163867798 169153856 172905252 206156262 212806464 230540336 245801697 249460224 253730784 274875016 283741952 327735596 338307712 345810504 412312524 425612928 446671901 461080672 491603394 507461568 549750032 567483904 655471192 676615424 691621008 824625048 851225856 893343802 922161344 983206788 1014923136 1065140687 1099500064 1310942384 1340015703 1353230848 1383242016 1649250096 1702451712 1786687604 1844322688 1966413576 2029846272 2130281374 2199000128 2621884768 2680031406 2766484032 3195422061 3298500192 3573375208 3688645376 3932827152 4059692544 4260562748 4398000256 5243769536 5360062812 5532968064 6390844122 6597000384 7146750416 7377290752 7865654304 8521125496 8796000512 10487539072 10720125624 11065936128 12781688244 13194000768 13846828931 14293500832 15731308608 17042250992 17592001024 20975078144 21440251248 22131872256 25563376488 26388001536 27693657862 28587001664 31462617216 34084501984 41540486793 41950156288 42880502496 51126752976 52776003072 55387315724 57174003328 62925234432 68169003968 83080973586 85761004992 102253505952 110774631448 114348006656 125850468864 136338007936 166161947172 171522009984 204507011904 221549262896 228696013312 272676015872 332323894344 343044019968 409014023808 443098525792 545352031744 664647788688 686088039936 818028047616 886197051584 1329295577376 1636056095232 1772394103168 2658591154752 3544788206336 5317182309504 7089576412672 10634364619008 21268729238016
- Sum of all divisors σ(n): 63398837058480
- Sum of proper divisors (its aliquot sum) s(n): 42130107820464
- 21268729238016 is an abundant number, because the sum of its proper divisors (42130107820464) is greater than itself. Its abundance is 20861378582448
Bases of 21268729238016
- Binary: 1001101011000000000110000110100010010000000002
- Hexadecimal: 0x1358030D1200
- Base-36: 7JEPW8UTC
Squares and roots of 21268729238016
- 21268729238016 squared (212687292380162) is 452358843400036659979616256
- 21268729238016 cubed (212687292380163) is 9621097758697460781874729334566966788096
-
The
square root of 21268729238016 is 4611803.2523098815 -
The
cube root of 21268729238016 is 27706.4264297305
Scales and comparisons
How big is 21268729238016?- 21,268,729,238,016 seconds is equal to 676,279 years, 41 weeks, 4 days, 15 hours, 53 minutes, 36 seconds.
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To count from 1 to 21,268,729,238,016 would take you about one million, six hundred ninety thousand, six hundred ninety-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 21268729238016 cubic inches would be around 2308.9 feet tall.
Recreational maths with 21268729238016
- 21268729238016 backwards is 61083292786212
- The number of decimal digits it has is: 14
- The sum of 21268729238016's digits is 57
- More coming soon!
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