168289948728
168,289,948,728 is an even composite number composed of six prime numbers multiplied together.
168289948728 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 168289948728:
23 × 34 × 11 × 71 × 191 × 1741
(2 × 2 × 2 × 3 × 3 × 3 × 3 × 11 × 71 × 191 × 1741)See below for interesting mathematical facts about the number 168289948728 from the Numbermatics database.
Names of 168289948728
- Cardinal: 168289948728 can be written as One hundred sixty-eight billion, two hundred eighty-nine million, nine hundred forty-eight thousand, seven hundred twenty-eight.
Scientific notation
- Scientific notation: 1.68289948728 × 1011
Factors of 168289948728
Divisors of 168289948728
- Number of divisors d(n): 320
-
Complete list of divisors:
1 2 3 4 6 8 9 11 12 18 22 24 27 33 36 44 54 66 71 72 81 88 99 108 132 142 162 191 198 213 216 264 284 297 324 382 396 426 568 573 594 639 648 764 781 792 852 891 1146 1188 1278 1528 1562 1704 1719 1741 1782 1917 2101 2292 2343 2376 2556 3124 3438 3482 3564 3834 4202 4584 4686 5112 5157 5223 5751 6248 6303 6876 6964 7029 7128 7668 8404 9372 10314 10446 11502 12606 13561 13752 13928 14058 15336 15471 15669 16808 18744 18909 19151 20628 20892 21087 23004 25212 27122 28116 30942 31338 37818 38302 40683 41256 41784 42174 46008 47007 50424 54244 56232 56727 57453 61884 62676 63261 75636 76604 81366 84348 94014 108488 113454 114906 122049 123611 123768 125352 126522 141021 149171 151272 153208 162732 168696 170181 172359 188028 226908 229812 244098 247222 253044 282042 298342 325464 332531 340362 344718 366147 370833 376056 447513 453816 459624 488196 494444 506088 517077 564084 596684 665062 680724 689436 732294 741666 895026 976392 988888 997593 1034154 1098441 1112499 1128168 1193368 1330124 1342539 1359721 1361448 1378872 1464588 1483332 1551231 1790052 1995186 2068308 2196882 2224998 2660248 2685078 2719442 2929176 2966664 2992779 3102462 3337497 3580104 3657841 3990372 4027617 4079163 4136616 4393764 4449996 5370156 5438884 5985558 6204924 6674994 7315682 7980744 8055234 8158326 8787528 8899992 8978337 10012491 10740312 10877768 10973523 11971116 12082851 12237489 12409848 13349988 14631364 16110468 16316652 17956674 20024982 21947046 23609701 23942232 24165702 24474978 26699976 26935011 29262728 32220936 32633304 32920569 35913348 36712467 40049964 43894092 47219402 48331404 48949956 53870022 65841138 70829103 71826696 73424934 80099928 87788184 94438804 96662808 97899912 98761707 107740044 110137401 131682276 141658206 146849868 188877608 197523414 212487309 215480088 220274802 259706711 263364552 283316412 293699736 296285121 395046828 424974618 440549604 519413422 566632824 592570242 637461927 779120133 790093656 849949236 881099208 1038826844 1185140484 1274923854 1558240266 1699898472 1912385781 2077653688 2337360399 2370280968 2549847708 3116480532 3824771562 4674720798 5099695416 6232961064 7012081197 7649543124 9349441596 14024162394 15299086248 18698883192 21036243591 28048324788 42072487182 56096649576 84144974364 168289948728
- Sum of all divisors σ(n): 524493066240
- Sum of proper divisors (its aliquot sum) s(n): 356203117512
- 168289948728 is an abundant number, because the sum of its proper divisors (356203117512) is greater than itself. Its abundance is 187913168784
Bases of 168289948728
- Binary: 100111001011101101110011010100001110002
- Hexadecimal: 0x272EDCD438
- Base-36: 25B7HNI0
Squares and roots of 168289948728
- 168289948728 squared (1682899487282) is 28321506842872868817984
- 168289948728 cubed (1682899487283) is 4766224934486776245600797324324352
-
The
square root of 168289948728 is 410231.5793890081 -
The
cube root of 168289948728 is 5521.0209193933
Scales and comparisons
How big is 168289948728?- 168,289,948,728 seconds is equal to 5,351 years, 5 weeks, 1 day, 7 hours, 58 minutes, 48 seconds.
-
To count from 1 to 168,289,948,728 would take you about ten thousand, seven hundred two 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 168289948728 cubic inches would be around 460.1 feet tall.
Recreational maths with 168289948728
- 168289948728 backwards is 827849982861
- 168289948728 is a
Harshad number . - The number of decimal digits it has is: 12
- The sum of 168289948728's digits is 72
- More coming soon!
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