Base | Representation |
---|---|
bin | 1100101110011… |
… | …1000000110001 |
3 | 10201102201202210 |
4 | 3023213000301 |
5 | 102131000100 |
6 | 5144002333 |
7 | 1215452214 |
oct | 313470061 |
9 | 121381683 |
10 | 53375025 |
11 | 281464a0 |
12 | 15a603a9 |
13 | b09a672 |
14 | 713577b |
15 | 4a44c50 |
hex | 32e7031 |
53375025 has 48 divisors (see below), whose sum is σ = 99422208. Its totient is φ = 25032000.
The previous prime is 53375017. The next prime is 53375039. The reversal of 53375025 is 52057335.
It is not a de Polignac number, because 53375025 - 23 = 53375017 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 53374983 and 53375001.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 24532 + ... + 26618.
It is an arithmetic number, because the mean of its divisors is an integer number (2071296).
Almost surely, 253375025 is an apocalyptic number.
53375025 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
It is an amenable number.
53375025 is a deficient number, since it is larger than the sum of its proper divisors (46047183).
53375025 is a wasteful number, since it uses less digits than its factorization.
53375025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2142 (or 2137 counting only the distinct ones).
The product of its (nonzero) digits is 15750, while the sum is 30.
The square root of 53375025 is about 7305.8213090658. The cubic root of 53375025 is about 376.5124694067.
The spelling of 53375025 in words is "fifty-three million, three hundred seventy-five thousand, twenty-five".
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