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52604357 = 134046489
BaseRepresentation
bin1100100010101…
…0110111000101
310122222120121112
43020222313011
5101431314412
65115254405
71206062321
oct310526705
9118876545
1052604357
112776a483
121574a405
13ab8a950
146db4981
154941722
hex322adc5

52604357 has 4 divisors (see below), whose sum is σ = 56650860. Its totient is φ = 48557856.

The previous prime is 52604339. The next prime is 52604359. The reversal of 52604357 is 75340625.

52604357 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 12737761 + 39866596 = 3569^2 + 6314^2 .

It is a cyclic number.

It is not a de Polignac number, because 52604357 - 216 = 52538821 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52604359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2023232 + ... + 2023257.

It is an arithmetic number, because the mean of its divisors is an integer number (14162715).

Almost surely, 252604357 is an apocalyptic number.

It is an amenable number.

52604357 is a deficient number, since it is larger than the sum of its proper divisors (4046503).

52604357 is a wasteful number, since it uses less digits than its factorization.

52604357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4046502.

The product of its (nonzero) digits is 25200, while the sum is 32.

The square root of 52604357 is about 7252.8861151958. The cubic root of 52604357 is about 374.6915555535.

The spelling of 52604357 in words is "fifty-two million, six hundred four thousand, three hundred fifty-seven".

Divisors: 1 13 4046489 52604357