28168110828
28,168,110,828 is an even composite number composed of six prime numbers multiplied together.
28168110828 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 28168110828:
22 × 33 × 11 × 132 × 307 × 457
(2 × 2 × 3 × 3 × 3 × 11 × 13 × 13 × 307 × 457)See below for interesting mathematical facts about the number 28168110828 from the Numbermatics database.
Names of 28168110828
- Cardinal: 28168110828 can be written as Twenty-eight billion, one hundred sixty-eight million, one hundred ten thousand, eight hundred twenty-eight.
Scientific notation
- Scientific notation: 2.8168110828 × 1010
Factors of 28168110828
Divisors of 28168110828
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 3 4 6 9 11 12 13 18 22 26 27 33 36 39 44 52 54 66 78 99 108 117 132 143 156 169 198 234 286 297 307 338 351 396 429 457 468 507 572 594 614 676 702 858 914 921 1014 1188 1228 1287 1371 1404 1521 1716 1828 1842 1859 2028 2574 2742 2763 3042 3377 3684 3718 3861 3991 4113 4563 5027 5148 5484 5526 5577 5941 6084 6754 7436 7722 7982 8226 8289 9126 10054 10131 11052 11154 11882 11973 12339 13508 15081 15444 15964 16452 16578 16731 17823 18252 20108 20262 22308 23764 23946 24678 30162 30393 33156 33462 35646 35919 40524 43901 45243 47892 49356 50193 51883 53469 60324 60786 65351 66924 71292 71838 77233 87802 90486 91179 100386 103766 106938 107757 121572 130702 131703 135729 140299 143676 154466 155649 160407 175604 180972 182358 196053 200772 207532 213876 215514 231699 261404 263406 271458 280598 308932 311298 320814 364716 392106 395109 420897 431028 463398 466947 526812 542916 561196 570713 588159 622596 641628 695097 784212 790218 841794 849563 926796 933894 1141426 1176318 1185327 1262691 1390194 1400841 1543289 1580436 1683588 1699126 1712139 1764477 1823887 1867788 2085291 2282852 2352636 2370654 2525382 2548689 2780388 2801682 3086578 3398252 3424278 3528954 3647774 3788073 4170582 4629867 4741308 5050764 5097378 5136417 5471661 5603364 6173156 6848556 7057908 7295548 7576146 7646067 8341164 9259734 10194756 10272834 10943322 13889601 15152292 15292134 15409251 16414983 18519468 20062757 20545668 21886644 22938201 23710531 27779202 30584268 30818502 32829966 40125514 41668803 45876402 47421062 49244949 55558404 60188271 61637004 65659932 71131593 80251028 83337606 91752804 94842124 98489898 120376542 142263186 166675212 180564813 196979796 213394779 240753084 260815841 284526372 361129626 426789558 521631682 541694439 640184337 722259252 782447523 853579116 1043263364 1083388878 1280368674 1564895046 2166777756 2347342569 2560737348 3129790092 4694685138 7042027707 9389370276 14084055414 28168110828
- Sum of all divisors σ(n): 86737432320
- Sum of proper divisors (its aliquot sum) s(n): 58569321492
- 28168110828 is an abundant number, because the sum of its proper divisors (58569321492) is greater than itself. Its abundance is 30401210664
Bases of 28168110828
- Binary: 110100011101111001101000010111011002
- Hexadecimal: 0x68EF342EC
- Base-36: CXUKDF0
Squares and roots of 28168110828
- 28168110828 squared (281681108282) is 793442467618490845584
- 28168110828 cubed (281681108283) is 22349775363519451360513546383552
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The
square root of 28168110828 is 167833.5807518865 -
The
cube root of 28168110828 is 3042.6540342563
Scales and comparisons
How big is 28168110828?- 28,168,110,828 seconds is equal to 895 years, 34 weeks, 1 day, 19 hours, 13 minutes, 48 seconds.
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To count from 1 to 28,168,110,828 would take you about one thousand, seven hundred ninety-one 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 28168110828 cubic inches would be around 253.6 feet tall.
Recreational maths with 28168110828
- 28168110828 backwards is 82801186182
- The number of decimal digits it has is: 11
- The sum of 28168110828's digits is 45
- More coming soon!
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