Base | Representation |
---|---|
bin | 1101100101110… |
… | …0000001110010 |
3 | 10222020220100222 |
4 | 3121130001302 |
5 | 104043000200 |
6 | 5353413042 |
7 | 1261330622 |
oct | 331340162 |
9 | 128226328 |
10 | 57000050 |
11 | 2a1a1a88 |
12 | 1710a182 |
13 | ba69653 |
14 | 77da882 |
15 | 500dd85 |
hex | 365c072 |
57000050 has 24 divisors (see below), whose sum is σ = 107219700. Its totient is φ = 22542080.
The previous prime is 57000037. The next prime is 57000059. The reversal of 57000050 is 5000075.
It can be written as a sum of positive squares in 6 ways, for example, as 7958041 + 49042009 = 2821^2 + 7003^2 .
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 56999992 and 57000028.
It is not an unprimeable number, because it can be changed into a prime (57000059) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1955 + ... + 10854.
Almost surely, 257000050 is an apocalyptic number.
57000050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
57000050 is a deficient number, since it is larger than the sum of its proper divisors (50219650).
57000050 is a wasteful number, since it uses less digits than its factorization.
57000050 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12910 (or 12905 counting only the distinct ones).
The product of its (nonzero) digits is 175, while the sum is 17.
The square root of 57000050 is about 7549.8377466009. The cubic root of 57000050 is about 384.8502256569.
The spelling of 57000050 in words is "fifty-seven million, fifty", and thus it is an aban number and an uban number.
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