Base | Representation |
---|---|
bin | 110111000001… |
… | …1000100111010 |
3 | 2000021122121211 |
4 | 1232003010322 |
5 | 24341122232 |
6 | 2510153334 |
7 | 500131150 |
oct | 156030472 |
9 | 60248554 |
10 | 28848442 |
11 | 15314297 |
12 | 97b284a |
13 | 5c90aac |
14 | 3b8d3d0 |
15 | 27eca47 |
hex | 1b8313a |
28848442 has 32 divisors (see below), whose sum is σ = 51080832. Its totient is φ = 11962944.
The previous prime is 28848409. The next prime is 28848451. The reversal of 28848442 is 24484882.
It is a super-4 number, since 4×288484424 (a number of 31 digits) contains 4444 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 28848395 and 28848404.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 104008 + ... + 104284.
It is an arithmetic number, because the mean of its divisors is an integer number (1596276).
Almost surely, 228848442 is an apocalyptic number.
28848442 is a deficient number, since it is larger than the sum of its proper divisors (22232390).
28848442 is a wasteful number, since it uses less digits than its factorization.
28848442 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 502.
The product of its digits is 131072, while the sum is 40.
The square root of 28848442 is about 5371.0745666021. The cubic root of 28848442 is about 306.6955357720.
The spelling of 28848442 in words is "twenty-eight million, eight hundred forty-eight thousand, four hundred forty-two".
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