Base | Representation |
---|---|
bin | 1101000011110… |
… | …0110011110001 |
3 | 10211001212012122 |
4 | 3100330303301 |
5 | 103010300100 |
6 | 5234004025 |
7 | 1233402644 |
oct | 320746361 |
9 | 124055178 |
10 | 54775025 |
11 | 28a12318 |
12 | 16416615 |
13 | b46a976 |
14 | 73bba5b |
15 | 4c1e985 |
hex | 343ccf1 |
54775025 has 6 divisors (see below), whose sum is σ = 67921062. Its totient is φ = 43820000.
The previous prime is 54775001. The next prime is 54775031. The reversal of 54775025 is 52057745.
It is a happy number.
It can be written as a sum of positive squares in 3 ways, for example, as 15437041 + 39337984 = 3929^2 + 6272^2 .
It is not a de Polignac number, because 54775025 - 212 = 54770929 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1095476 + ... + 1095525.
It is an arithmetic number, because the mean of its divisors is an integer number (11320177).
Almost surely, 254775025 is an apocalyptic number.
It is an amenable number.
54775025 is a deficient number, since it is larger than the sum of its proper divisors (13146037).
54775025 is a wasteful number, since it uses less digits than its factorization.
54775025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2191011 (or 2191006 counting only the distinct ones).
The product of its (nonzero) digits is 49000, while the sum is 35.
The square root of 54775025 is about 7401.0151330747. The cubic root of 54775025 is about 379.7760106557.
The spelling of 54775025 in words is "fifty-four million, seven hundred seventy-five thousand, twenty-five".
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