28742236992
28,742,236,992 is an even composite number composed of five prime numbers multiplied together.
28742236992 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred eighty divisors.
Prime factorization of 28742236992:
26 × 34 × 7 × 37 × 21407
(2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 7 × 37 × 21407)See below for interesting mathematical facts about the number 28742236992 from the Numbermatics database.
Names of 28742236992
- Cardinal: 28742236992 can be written as Twenty-eight billion, seven hundred forty-two million, two hundred thirty-six thousand, nine hundred ninety-two.
Scientific notation
- Scientific notation: 2.8742236992 × 1010
Factors of 28742236992
Divisors of 28742236992
- Number of divisors d(n): 280
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Complete list of divisors:
1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 37 42 48 54 56 63 64 72 74 81 84 96 108 111 112 126 144 148 162 168 189 192 216 222 224 252 259 288 296 324 333 336 378 432 444 448 504 518 567 576 592 648 666 672 756 777 864 888 999 1008 1036 1134 1184 1296 1332 1344 1512 1554 1728 1776 1998 2016 2072 2268 2331 2368 2592 2664 2997 3024 3108 3552 3996 4032 4144 4536 4662 5184 5328 5994 6048 6216 6993 7104 7992 8288 9072 9324 10656 11988 12096 12432 13986 15984 16576 18144 18648 20979 21312 21407 23976 24864 27972 31968 36288 37296 41958 42814 47952 49728 55944 63936 64221 74592 83916 85628 95904 111888 128442 149184 149849 167832 171256 191808 192663 223776 256884 299698 335664 342512 385326 447552 449547 513768 577989 599396 671328 685024 770652 792059 899094 1027536 1155978 1198792 1342656 1348641 1370048 1541304 1584118 1733967 1798188 2055072 2311956 2376177 2397584 2697282 3082608 3168236 3467934 3596376 4045923 4110144 4623912 4752354 4795168 5394564 5544413 6165216 6336472 6935868 7128531 7192752 8091846 9247824 9504708 9590336 10789128 11088826 12137769 12330432 12672944 13871736 14257062 14385504 16183692 16633239 18495648 19009416 21385593 21578256 22177652 24275538 25345888 27743472 28514124 28771008 32367384 33266478 36991296 38018832 42771186 43156512 44355304 48551076 49899717 50691776 55486944 57028248 64156779 64734768 66532956 76037664 85542372 86313024 88710608 97102152 99799434 110973888 114056496 128313558 129469536 133065912 149699151 152075328 171084744 177421216 194204304 199598868 228112992 256627116 258939072 266131824 299398302 342169488 354842432 388408608 399197736 449097453 456225984 513254232 532263648 598796604 684338976 776817216 798395472 898194906 1026508464 1064527296 1197593208 1368677952 1596790944 1796389812 2053016928 2395186416 3193581888 3592779624 4106033856 4790372832 7185559248 9580745664 14371118496 28742236992
- Sum of all divisors σ(n): 100008927744
- Sum of proper divisors (its aliquot sum) s(n): 71266690752
- 28742236992 is an abundant number, because the sum of its proper divisors (71266690752) is greater than itself. Its abundance is 42524453760
Bases of 28742236992
- Binary: 110101100010010101110111011010000002
- Hexadecimal: 0x6B12BBB40
- Base-36: D7CDW00
Squares and roots of 28742236992
- 28742236992 squared (287422369922) is 826116187304293208064
- 28742236992 cubed (287422369923) is 23744427238427457005231453503488
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The
square root of 28742236992 is 169535.3561709179 -
The
cube root of 28742236992 is 3063.1870830945
Scales and comparisons
How big is 28742236992?- 28,742,236,992 seconds is equal to 913 years, 47 weeks, 3 days, 18 hours, 43 minutes, 12 seconds.
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To count from 1 to 28,742,236,992 would take you about one thousand, eight hundred twenty-seven 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 28742236992 cubic inches would be around 255.3 feet tall.
Recreational maths with 28742236992
- 28742236992 backwards is 29963224782
- 28742236992 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 28742236992's digits is 54
- More coming soon!
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