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57834361 = 134448797
BaseRepresentation
bin1101110010011…
…1101101111001
311000211021211101
43130213231321
5104301144421
65423331401
71301404204
oct334475571
9130737741
1057834361
112a7118a2
1217450b61
13bc9c320
14797693b
155126191
hex3727b79

57834361 has 4 divisors (see below), whose sum is σ = 62283172. Its totient is φ = 53385552.

The previous prime is 57834331. The next prime is 57834373. The reversal of 57834361 is 16343875.

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 35176761 + 22657600 = 5931^2 + 4760^2 .

It is a cyclic number.

It is not a de Polignac number, because 57834361 - 213 = 57826169 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 57834361.

It is not an unprimeable number, because it can be changed into a prime (57834311) 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, 2224386 + ... + 2224411.

It is an arithmetic number, because the mean of its divisors is an integer number (15570793).

Almost surely, 257834361 is an apocalyptic number.

It is an amenable number.

57834361 is a deficient number, since it is larger than the sum of its proper divisors (4448811).

57834361 is a wasteful number, since it uses less digits than its factorization.

57834361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4448810.

The product of its digits is 60480, while the sum is 37.

The square root of 57834361 is about 7604.8905975037. The cubic root of 57834361 is about 386.7188252898.

The spelling of 57834361 in words is "fifty-seven million, eight hundred thirty-four thousand, three hundred sixty-one".

Divisors: 1 13 4448797 57834361