21388307263328
21,388,307,263,328 is an even composite number composed of five prime numbers multiplied together.
21388307263328 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred sixteen divisors.
Prime factorization of 21388307263328:
25 × 432 × 972 × 103 × 373
(2 × 2 × 2 × 2 × 2 × 43 × 43 × 97 × 97 × 103 × 373)See below for interesting mathematical facts about the number 21388307263328 from the Numbermatics database.
Names of 21388307263328
- Cardinal: 21388307263328 can be written as Twenty-one trillion, three hundred eighty-eight billion, three hundred seven million, two hundred sixty-three thousand, three hundred twenty-eight.
Scientific notation
- Scientific notation: 2.1388307263328 × 1013
Factors of 21388307263328
Divisors of 21388307263328
- Number of divisors d(n): 216
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Complete list of divisors:
1 2 4 8 16 32 43 86 97 103 172 194 206 344 373 388 412 688 746 776 824 1376 1492 1552 1648 1849 2984 3104 3296 3698 4171 4429 5968 7396 8342 8858 9409 9991 11936 14792 16039 16684 17716 18818 19982 29584 32078 33368 35432 36181 37636 38419 39964 59168 64156 66736 70864 72362 75272 76838 79928 128312 133472 141728 144724 150544 153676 159856 179353 190447 256624 289448 301088 307352 319712 358706 380894 404587 429613 513248 578896 614704 689677 717412 761788 809174 859226 969127 1157792 1229408 1379354 1434824 1523576 1555783 1618348 1652017 1718452 1938254 2758708 2869648 3047152 3111566 3236696 3304034 3436904 3509557 3726643 3876508 5517416 5739296 6094304 6223132 6473392 6608068 6873808 7019114 7453286 7753016 11034832 12446264 12946784 13216136 13747616 14038228 14906572 15506032 17397241 18473359 22069664 24892528 26432272 28076456 29813144 31012064 34794482 36946718 41672461 49785056 52864544 56152912 59626288 66898669 69588964 71036731 73893436 83344922 112305824 119252576 133797338 139177928 142073462 147786872 150910951 160245649 166689844 267594676 278355856 284146924 295573744 301821902 320491298 333379688 361484371 535189352 556711712 568293848 591147488 603643804 640982596 666759376 722968742 1070378704 1136587696 1207287608 1281965192 1333518752 1445937484 1791915823 2140757408 2273175392 2414575216 2563930384 2891874968 3583831646 4829150432 5127860768 5783749936 6489170893 6890562907 7167663292 11567499872 12978341786 13781125814 14335326584 15543827953 25956683572 27562251628 28670653168 31087655906 51913367144 55124503256 57341306336 62175311812 103826734288 110249006512 124350623624 207653468576 220498013024 248701247248 497402494496 668384601979 1336769203958 2673538407916 5347076815832 10694153631664 21388307263328
- Sum of all divisors σ(n): 44100102494448
- Sum of proper divisors (its aliquot sum) s(n): 22711795231120
- 21388307263328 is an abundant number, because the sum of its proper divisors (22711795231120) is greater than itself. Its abundance is 1323487967792
Bases of 21388307263328
- Binary: 1001101110011110110100111010011101111011000002
- Hexadecimal: 0x1373DA74EF60
- Base-36: 7KXNHWXNK
Squares and roots of 21388307263328
- 21388307263328 squared (213883072633282) is 457459687590529280733635584
- 21388307263328 cubed (213883072633283) is 9784288358772275162659077533743079063552
-
The
square root of 21388307263328 is 4624749.4270855367 -
The
cube root of 21388307263328 is 27758.2535364355
Scales and comparisons
How big is 21388307263328?- 21,388,307,263,328 seconds is equal to 680,082 years, 4 days, 14 hours, 2 minutes, 8 seconds.
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To count from 1 to 21,388,307,263,328 would take you about one million, seven hundred thousand, two hundred five 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 21388307263328 cubic inches would be around 2313.2 feet tall.
Recreational maths with 21388307263328
- 21388307263328 backwards is 82336270388312
- The number of decimal digits it has is: 14
- The sum of 21388307263328's digits is 56
- More coming soon!
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