Base | Representation |
---|---|
bin | 11111001100101… |
… | …101010101111001 |
3 | 1100110220202022111 |
4 | 133030231111321 |
5 | 2032444101040 |
6 | 123534452321 |
7 | 15654016555 |
oct | 3714552571 |
9 | 1313822274 |
10 | 523425145 |
11 | 249507071 |
12 | 1273640a1 |
13 | 84597529 |
14 | 4d732865 |
15 | 30e43dea |
hex | 1f32d579 |
523425145 has 8 divisors (see below), whose sum is σ = 655419456. Its totient is φ = 400533936.
The previous prime is 523425143. The next prime is 523425169. The reversal of 523425145 is 541524325.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 523425145 - 21 = 523425143 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (523425143) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2275647 + ... + 2275876.
It is an arithmetic number, because the mean of its divisors is an integer number (81927432).
Almost surely, 2523425145 is an apocalyptic number.
It is an amenable number.
523425145 is a deficient number, since it is larger than the sum of its proper divisors (131994311).
523425145 is a wasteful number, since it uses less digits than its factorization.
523425145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4551551.
The product of its digits is 24000, while the sum is 31.
The square root of 523425145 is about 22878.4865102567. The cubic root of 523425145 is about 805.9068750456.
The spelling of 523425145 in words is "five hundred twenty-three million, four hundred twenty-five thousand, one hundred forty-five".
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