Base | Representation |
---|---|
bin | 10111100011001… |
… | …101000111011000 |
3 | 1000112110101210110 |
4 | 113203031013120 |
5 | 1302121322403 |
6 | 103112244320 |
7 | 12535222554 |
oct | 2743150730 |
9 | 1015411713 |
10 | 395104728 |
11 | 193032037 |
12 | b03a06a0 |
13 | 63b193a5 |
14 | 3a68c864 |
15 | 24a48103 |
hex | 178cd1d8 |
395104728 has 32 divisors (see below), whose sum is σ = 997547760. Its totient is φ = 130396800.
The previous prime is 395104727. The next prime is 395104739. The reversal of 395104728 is 827401593.
It is a super-4 number, since 4×3951047284 (a number of 35 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (395104727) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79075 + ... + 83922.
Almost surely, 2395104728 is an apocalyptic number.
It is an amenable number.
395104728 is an abundant number, since it is smaller than the sum of its proper divisors (602443032).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
395104728 is a wasteful number, since it uses less digits than its factorization.
395104728 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 163107 (or 163103 counting only the distinct ones).
The product of its (nonzero) digits is 60480, while the sum is 39.
The square root of 395104728 is about 19877.2414585123. The cubic root of 395104728 is about 733.7882314435.
The spelling of 395104728 in words is "three hundred ninety-five million, one hundred four thousand, seven hundred twenty-eight".
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