Base | Representation |
---|---|
bin | 11111010011100… |
… | …000011010111001 |
3 | 1100121021021212110 |
4 | 133103200122321 |
5 | 2033423112400 |
6 | 124041002533 |
7 | 16005121254 |
oct | 3723403271 |
9 | 1317237773 |
10 | 525207225 |
11 | 24a513a64 |
12 | 127a83449 |
13 | 84a6c70a |
14 | 4da7809b |
15 | 31196e50 |
hex | 1f4e06b9 |
525207225 has 24 divisors (see below), whose sum is σ = 869006880. Its totient is φ = 279896320.
The previous prime is 525207169. The next prime is 525207229. The reversal of 525207225 is 522702525.
It is not a de Polignac number, because 525207225 - 26 = 525207161 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 525207192 and 525207201.
It is not an unprimeable number, because it can be changed into a prime (525207229) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 168481 + ... + 171569.
It is an arithmetic number, because the mean of its divisors is an integer number (36208620).
Almost surely, 2525207225 is an apocalyptic number.
It is an amenable number.
525207225 is a deficient number, since it is larger than the sum of its proper divisors (343799655).
525207225 is a wasteful number, since it uses less digits than its factorization.
525207225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5369 (or 5364 counting only the distinct ones).
The product of its (nonzero) digits is 14000, while the sum is 30.
The square root of 525207225 is about 22917.4000488712. The cubic root of 525207225 is about 806.8204496062.
The spelling of 525207225 in words is "five hundred twenty-five million, two hundred seven thousand, two hundred twenty-five".
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