Base | Representation |
---|---|
bin | 11101111111110… |
… | …001001111011001 |
3 | 1022001222001111001 |
4 | 131333301033121 |
5 | 2012313143100 |
6 | 121534305001 |
7 | 15320414506 |
oct | 3577611731 |
9 | 1261861431 |
10 | 503256025 |
11 | 239090778 |
12 | 120658161 |
13 | 8035513c |
14 | 4aba24ad |
15 | 2e2acd6a |
hex | 1dff13d9 |
503256025 has 12 divisors (see below), whose sum is σ = 637316352. Its totient is φ = 394037840.
The previous prime is 503256007. The next prime is 503256071. The reversal of 503256025 is 520652305.
It is not a de Polignac number, because 503256025 - 211 = 503253977 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 503255984 and 503256002.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 212977 + ... + 215326.
It is an arithmetic number, because the mean of its divisors is an integer number (53109696).
Almost surely, 2503256025 is an apocalyptic number.
It is an amenable number.
503256025 is a deficient number, since it is larger than the sum of its proper divisors (134060327).
503256025 is a wasteful number, since it uses less digits than its factorization.
503256025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 428360 (or 428355 counting only the distinct ones).
The product of its (nonzero) digits is 9000, while the sum is 28.
The square root of 503256025 is about 22433.3685611412. The cubic root of 503256025 is about 795.4196721483.
The spelling of 503256025 in words is "five hundred three million, two hundred fifty-six thousand, twenty-five".
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