Base | Representation |
---|---|
bin | 1011111101000… |
… | …0111000000001 |
3 | 10111100022021010 |
4 | 2333100320001 |
5 | 100313414000 |
6 | 4550351133 |
7 | 1146112515 |
oct | 277207001 |
9 | 114308233 |
10 | 50138625 |
11 | 26335989 |
12 | 1495b4a9 |
13 | a506534 |
14 | 6932145 |
15 | 4605d50 |
hex | 2fd0e01 |
50138625 has 64 divisors (see below), whose sum is σ = 91054080. Its totient is φ = 24408000.
The previous prime is 50138623. The next prime is 50138633. The reversal of 50138625 is 52683105.
It is not a de Polignac number, because 50138625 - 21 = 50138623 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 50138592 and 50138601.
It is not an unprimeable number, because it can be changed into a prime (50138623) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 220762 + ... + 220988.
It is an arithmetic number, because the mean of its divisors is an integer number (1422720).
Almost surely, 250138625 is an apocalyptic number.
It is an amenable number.
50138625 is a deficient number, since it is larger than the sum of its proper divisors (40915455).
50138625 is a wasteful number, since it uses less digits than its factorization.
50138625 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 295 (or 285 counting only the distinct ones).
The product of its (nonzero) digits is 7200, while the sum is 30.
The square root of 50138625 is about 7080.8632948250. The cubic root of 50138625 is about 368.7433016115.
The spelling of 50138625 in words is "fifty million, one hundred thirty-eight thousand, six hundred twenty-five".
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