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523242325 = 5220929693
BaseRepresentation
bin11111001100000…
…000101101010101
31100110120110112101
4133030000231111
52032422223300
6123530522101
715652325554
oct3714005525
91313513471
10523242325
112493a1781
12127296331
1384532258
144d6c5d9b
1530e09b6a
hex1f300b55

523242325 has 6 divisors (see below), whose sum is σ = 648820514. Its totient is φ = 418593840.

The previous prime is 523242281. The next prime is 523242353.

It is a happy number.

523242325 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 3 ways, for example, as 13476241 + 509766084 = 3671^2 + 22578^2 .

It is not a de Polignac number, because 523242325 - 221 = 521145173 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 523242293 and 523242302.

It is a congruent 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, 10464822 + ... + 10464871.

Almost surely, 2523242325 is an apocalyptic number.

It is an amenable number.

523242325 is a deficient number, since it is larger than the sum of its proper divisors (125578189).

523242325 is a wasteful number, since it uses less digits than its factorization.

523242325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20929703 (or 20929698 counting only the distinct ones).

The product of its digits is 14400, while the sum is 28.

The square root of 523242325 is about 22874.4907047130. The cubic root of 523242325 is about 805.8130360613.

The spelling of 523242325 in words is "five hundred twenty-three million, two hundred forty-two thousand, three hundred twenty-five".

Divisors: 1 5 25 20929693 104648465 523242325