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57523415396 = 2265772186537
BaseRepresentation
bin110101100100101010…
…011010100101100100
312111110220110021100112
4311210222122211210
51420301443243041
642231554232152
74104324651266
oct654452324544
9174426407315
1057523415396
1122439517427
12b194585658
135569638905
142ad99b9b36
15176a0eedeb
hexd64a9a964

57523415396 has 12 divisors (see below), whose sum is σ = 100681328748. Its totient is φ = 28757321472.

The previous prime is 57523415359. The next prime is 57523415399. The reversal of 57523415396 is 69351432575.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 46828960000 + 10694455396 = 216400^2 + 103414^2 .

It is not an unprimeable number, because it can be changed into a prime (57523415399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1066961 + ... + 1119576.

It is an arithmetic number, because the mean of its divisors is an integer number (8390110729).

Almost surely, 257523415396 is an apocalyptic number.

It is an amenable number.

57523415396 is a deficient number, since it is larger than the sum of its proper divisors (43157913352).

57523415396 is a wasteful number, since it uses less digits than its factorization.

57523415396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2193118 (or 2193116 counting only the distinct ones).

The product of its digits is 3402000, while the sum is 50.

The spelling of 57523415396 in words is "fifty-seven billion, five hundred twenty-three million, four hundred fifteen thousand, three hundred ninety-six".

Divisors: 1 2 4 6577 13154 26308 2186537 4373074 8746148 14380853849 28761707698 57523415396