Base | Representation |
---|---|
bin | 1100011111011… |
… | …1101011110110 |
3 | 10122120221002000 |
4 | 3013313223312 |
5 | 101403112432 |
6 | 5111000130 |
7 | 1204230231 |
oct | 307675366 |
9 | 118527060 |
10 | 52394742 |
11 | 27636a44 |
12 | 15669046 |
13 | ab1640a |
14 | 6d5c418 |
15 | 48ee57c |
hex | 31f7af6 |
52394742 has 64 divisors (see below), whose sum is σ = 123648000. Its totient is φ = 16399584.
The previous prime is 52394717. The next prime is 52394753. The reversal of 52394742 is 24749325.
52394742 is a `hidden beast` number, since 523 + 94 + 7 + 42 = 666.
It is a junction number, because it is equal to n+sod(n) for n = 52394697 and 52394706.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 228684 + ... + 228912.
It is an arithmetic number, because the mean of its divisors is an integer number (1932000).
Almost surely, 252394742 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 52394742, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61824000).
52394742 is an abundant number, since it is smaller than the sum of its proper divisors (71253258).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52394742 is a wasteful number, since it uses less digits than its factorization.
52394742 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 482 (or 476 counting only the distinct ones).
The product of its digits is 60480, while the sum is 36.
The square root of 52394742 is about 7238.4212367062. The cubic root of 52394742 is about 374.1932094823.
The spelling of 52394742 in words is "fifty-two million, three hundred ninety-four thousand, seven hundred forty-two".
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