Base | Representation |
---|---|
bin | 1100001101110… |
… | …1011001000100 |
3 | 10120102011222001 |
4 | 3003131121010 |
5 | 101104112333 |
6 | 5030115044 |
7 | 1161343201 |
oct | 303353104 |
9 | 116364861 |
10 | 51238468 |
11 | 26a17246 |
12 | 151aba84 |
13 | a800028 |
14 | 6b3aca8 |
15 | 4771b7d |
hex | 30dd644 |
51238468 has 12 divisors (see below), whose sum is σ = 89718160. Its totient is φ = 25604712.
The previous prime is 51238463. The next prime is 51238471. The reversal of 51238468 is 86483215.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (51238463) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9955 + ... + 14197.
Almost surely, 251238468 is an apocalyptic number.
It is an amenable number.
51238468 is a deficient number, since it is larger than the sum of its proper divisors (38479692).
51238468 is a wasteful number, since it uses less digits than its factorization.
51238468 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7266 (or 7264 counting only the distinct ones).
The product of its digits is 46080, while the sum is 37.
The square root of 51238468 is about 7158.1050565076. The cubic root of 51238468 is about 371.4200795748.
The spelling of 51238468 in words is "fifty-one million, two hundred thirty-eight thousand, four hundred sixty-eight".
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