18131363328
18,131,363,328 is an even composite number composed of six prime numbers multiplied together.
18131363328 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred twenty divisors.
Prime factorization of 18131363328:
29 × 3 × 13 × 17 × 31 × 1723
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 13 × 17 × 31 × 1723)See below for interesting mathematical facts about the number 18131363328 from the Numbermatics database.
Names of 18131363328
- Cardinal: 18131363328 can be written as Eighteen billion, one hundred thirty-one million, three hundred sixty-three thousand, three hundred twenty-eight.
Scientific notation
- Scientific notation: 1.8131363328 × 1010
Factors of 18131363328
Divisors of 18131363328
- Number of divisors d(n): 320
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Complete list of divisors:
1 2 3 4 6 8 12 13 16 17 24 26 31 32 34 39 48 51 52 62 64 68 78 93 96 102 104 124 128 136 156 186 192 204 208 221 248 256 272 312 372 384 403 408 416 442 496 512 527 544 624 663 744 768 806 816 832 884 992 1054 1088 1209 1248 1326 1488 1536 1581 1612 1632 1664 1723 1768 1984 2108 2176 2418 2496 2652 2976 3162 3224 3264 3328 3446 3536 3968 4216 4352 4836 4992 5169 5304 5952 6324 6448 6528 6656 6851 6892 7072 7936 8432 8704 9672 9984 10338 10608 11904 12648 12896 13056 13702 13784 14144 15872 16864 19344 19968 20553 20676 21216 22399 23808 25296 25792 26112 27404 27568 28288 29291 33728 38688 41106 41352 42432 44798 47616 50592 51584 53413 54808 55136 56576 58582 67197 67456 77376 82212 82704 84864 87873 89596 101184 103168 106826 109616 110272 113152 117164 134394 134912 154752 160239 164424 165408 169728 175746 179192 202368 206336 213652 219232 220544 234328 268788 269824 309504 320478 328848 330816 339456 351492 358384 380783 404736 427304 438464 441088 468656 537576 619008 640956 657696 661632 694369 702984 716768 761566 809472 854608 876928 882176 908021 937312 1075152 1142349 1281912 1315392 1323264 1388738 1405968 1433536 1523132 1709216 1753856 1816042 1874624 2083107 2150304 2284698 2563824 2630784 2646528 2724063 2777476 2811936 2867072 3046264 3418432 3507712 3632084 3749248 4166214 4300608 4569396 5127648 5261568 5448126 5554952 5623872 5734144 6092528 6836864 7264168 7498496 8332428 8601216 9138792 10255296 10523136 10896252 11109904 11247744 11468288 11804273 12185056 13673728 14528336 14996992 16664856 17202432 18277584 20510592 21792504 22219808 22495488 23608546 24370112 27347456 29056672 33329712 34404864 35412819 36555168 41021184 43585008 44439616 44990976 47217092 48740224 58113344 66659424 70825638 73110336 82042368 87170016 88879232 94434184 97480448 116226688 133318848 141651276 146220672 174340032 177758464 188868368 194960896 232453376 266637696 283302552 292441344 348680064 355516928 377736736 464906752 533275392 566605104 584882688 697360128 755473472 1066550784 1133210208 1394720256 1510946944 2266420416 3021893888 4532840832 6043787776 9065681664 18131363328
- Sum of all divisors σ(n): 56888358912
- Sum of proper divisors (its aliquot sum) s(n): 38756995584
- 18131363328 is an abundant number, because the sum of its proper divisors (38756995584) is greater than itself. Its abundance is 20625632256
Bases of 18131363328
- Binary: 100001110001011011010100110000000002
- Hexadecimal: 0x438B6A600
- Base-36: 8BUY1HC
Squares and roots of 18131363328
- 18131363328 squared (181313633282) is 328746336131943235584
- 18131363328 cubed (181313633283) is 5960619263157076951045402263552
-
The
square root of 18131363328 is 134652.7509113721 -
The
cube root of 18131363328 is 2627.1013053621
Scales and comparisons
How big is 18131363328?- 18,131,363,328 seconds is equal to 576 years, 27 weeks, 17 hours, 48 minutes, 48 seconds.
-
To count from 1 to 18,131,363,328 would take you about one thousand, one hundred fifty-three 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 18131363328 cubic inches would be around 218.9 feet tall.
Recreational maths with 18131363328
- 18131363328 backwards is 82336313181
- 18131363328 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 18131363328's digits is 39
- More coming soon!
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