6428745120
6,428,745,120 is an even composite number composed of six prime numbers multiplied together.
6428745120 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 6428745120:
25 × 3 × 5 × 72 × 443 × 617
(2 × 2 × 2 × 2 × 2 × 3 × 5 × 7 × 7 × 443 × 617)See below for interesting mathematical facts about the number 6428745120 from the Numbermatics database.
Names of 6428745120
- Cardinal: 6428745120 can be written as Six billion, four hundred twenty-eight million, seven hundred forty-five thousand, one hundred twenty.
Scientific notation
- Scientific notation: 6.42874512 × 109
Factors of 6428745120
Divisors of 6428745120
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 32 35 40 42 48 49 56 60 70 80 84 96 98 105 112 120 140 147 160 168 196 210 224 240 245 280 294 336 392 420 443 480 490 560 588 617 672 735 784 840 886 980 1120 1176 1234 1329 1470 1568 1680 1772 1851 1960 2215 2352 2468 2658 2940 3085 3101 3360 3544 3702 3920 4319 4430 4704 4936 5316 5880 6170 6202 6645 7088 7404 7840 8638 8860 9255 9303 9872 10632 11760 12340 12404 12957 13290 14176 14808 15505 17276 17720 18510 18606 19744 21264 21595 21707 23520 24680 24808 25914 26580 29616 30233 31010 34552 35440 37020 37212 42528 43190 43414 46515 49360 49616 51828 53160 59232 60466 62020 64785 65121 69104 70880 74040 74424 86380 86828 90699 93030 98720 99232 103656 106320 108535 120932 124040 129570 130242 138208 148080 148848 151165 172760 173656 181398 186060 207312 212640 217070 241864 248080 259140 260484 273331 296160 297696 302330 325605 345520 347312 362796 372120 414624 434140 453495 483728 496160 518280 520968 546662 604660 651210 691040 694624 725592 744240 819993 868280 906990 967456 1036560 1041936 1093324 1209320 1302420 1366655 1451184 1488480 1639986 1736560 1813980 1913317 2073120 2083872 2186648 2418640 2604840 2733310 2902368 3279972 3473120 3627960 3826634 4099965 4373296 4837280 5209680 5466620 5739951 6559944 7255920 7653268 8199930 8746592 9566585 10419360 10933240 11479902 13119888 13393219 14511840 15306536 16399860 19133170 21866480 22959804 26239776 26786438 28699755 30613072 32799720 38266340 40179657 43732960 45919608 53572876 57399510 61226144 65599440 66966095 76532680 80359314 91839216 107145752 114799020 131198880 133932190 153065360 160718628 183678432 200898285 214291504 229598040 267864380 306130720 321437256 401796570 428583008 459196080 535728760 642874512 803593140 918392160 1071457520 1285749024 1607186280 2142915040 3214372560 6428745120
- Sum of all divisors σ(n): 23648200128
- Sum of proper divisors (its aliquot sum) s(n): 17219455008
- 6428745120 is an abundant number, because the sum of its proper divisors (17219455008) is greater than itself. Its abundance is 10790709888
Bases of 6428745120
- Binary: 1011111110010111011011101101000002
- Hexadecimal: 0x17F2EDDA0
- Base-36: 2YBIBHC
Squares and roots of 6428745120
- 6428745120 squared (64287451202) is 41328763817923814400
- 6428745120 cubed (64287451203) is 265692088710110290355785728000
-
The
square root of 6428745120 is 80179.4557227723 -
The
cube root of 6428745120 is 1859.4110286905
Scales and comparisons
How big is 6428745120?- 6,428,745,120 seconds is equal to 204 years, 21 weeks, 3 days, 18 hours, 32 minutes.
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To count from 1 to 6,428,745,120 would take you about four hundred eight 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 6428745120 cubic inches would be around 155 feet tall.
Recreational maths with 6428745120
- 6428745120 backwards is 0215478246
- The number of decimal digits it has is: 10
- The sum of 6428745120's digits is 39
- More coming soon!
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