164864168728
164,864,168,728 is an even composite number composed of five prime numbers multiplied together.
164864168728 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 164864168728:
23 × 72 × 192 × 23 × 373
(2 × 2 × 2 × 7 × 7 × 19 × 19 × 23 × 37 × 37 × 37)See below for interesting mathematical facts about the number 164864168728 from the Numbermatics database.
Names of 164864168728
- Cardinal: 164864168728 can be written as One hundred sixty-four billion, eight hundred sixty-four million, one hundred sixty-eight thousand, seven hundred twenty-eight.
Scientific notation
- Scientific notation: 1.64864168728 × 1011
Factors of 164864168728
Divisors of 164864168728
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 4 7 8 14 19 23 28 37 38 46 49 56 74 76 92 98 133 148 152 161 184 196 259 266 296 322 361 392 437 518 532 644 703 722 851 874 931 1036 1064 1127 1288 1369 1406 1444 1702 1748 1813 1862 2072 2254 2527 2738 2812 2888 3059 3404 3496 3626 3724 4508 4921 5054 5476 5624 5957 6118 6808 7252 7448 8303 9016 9583 9842 10108 10952 11914 12236 13357 14504 16169 16606 17689 19166 19684 20216 21413 23828 24472 26011 26714 31487 32338 33212 34447 35378 38332 39368 41699 42826 47656 50653 52022 53428 58121 62974 64676 66424 67081 68894 70756 76664 83398 85652 93499 101306 104044 106856 113183 116242 125948 129352 134162 137788 141512 166796 171304 182077 186998 202612 208088 220409 226366 232484 251896 268324 275576 307211 333592 354571 364154 373996 405224 406847 440818 452732 464968 494209 536648 598253 614422 654493 709142 728308 747992 792281 813694 881636 905464 962407 988418 1165019 1196506 1228844 1274539 1308986 1418284 1456616 1542863 1584562 1627388 1763272 1924814 1976836 2150477 2330038 2393012 2457688 2481997 2549078 2617972 2836568 3085726 3169124 3254776 3459463 3849628 3953672 4187771 4300954 4660076 4786024 4963994 5098156 5235944 6171452 6338248 6736849 6918926 7699256 8155133 8375542 8601908 9320152 9927988 10196312 11366807 12342904 13473698 13837852 15053339 16310266 16751084 17203816 18285733 19855976 22135361 22733614 24216241 26947396 27675704 29314397 30106678 32620532 33502168 36571466 44270722 45467228 47157943 48432482 53894792 57085931 58628794 60213356 65241064 73142932 79567649 88541444 90934456 94315886 96864964 114171862 117257588 120426712 128000131 146285864 154947527 159135298 177082888 188631772 193729928 228343724 234515176 256000262 309895054 318270596 377263544 420571859 456687448 512000524 556973543 619790108 636541192 841143718 896000917 1024001048 1084632689 1113947086 1239580216 1682287436 1792001834 2169265378 2227894172 2944003013 3364574872 3584003668 4338530756 4455788344 5888006026 7168007336 8677061512 11776012052 20608021091 23552024104 41216042182 82432084364 164864168728
- Sum of all divisors σ(n): 407011327200
- Sum of proper divisors (its aliquot sum) s(n): 242147158472
- 164864168728 is an abundant number, because the sum of its proper divisors (242147158472) is greater than itself. Its abundance is 77282989744
Bases of 164864168728
- Binary: 100110011000101010101110010011000110002
- Hexadecimal: 0x2662AB9318
- Base-36: 23QJVAQG
Squares and roots of 164864168728
- 164864168728 squared (1648641687282) is 27180194130374453137984
- 164864168728 cubed (1648641687283) is 4481040111169849071961323241764352
-
The
square root of 164864168728 is 406034.6890697889 -
The
cube root of 164864168728 is 5483.3010720701
Scales and comparisons
How big is 164864168728?- 164,864,168,728 seconds is equal to 5,242 years, 8 weeks, 6 days, 2 hours, 25 minutes, 28 seconds.
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To count from 1 to 164,864,168,728 would take you about ten thousand, four hundred eighty-four 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 164864168728 cubic inches would be around 456.9 feet tall.
Recreational maths with 164864168728
- 164864168728 backwards is 827861468461
- The number of decimal digits it has is: 12
- The sum of 164864168728's digits is 61
- More coming soon!
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