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57530108 = 22171137487
BaseRepresentation
bin1101101101110…
…1011011111100
311000020211110202
43123131123330
5104211430413
65413023032
71265666156
oct333353374
9130224422
1057530108
112a524249
1217324a78
13bbc39ac
1478d7ad6
1550b5e58
hex36dd6fc

57530108 has 24 divisors (see below), whose sum is σ = 107557632. Its totient is φ = 26829824.

The previous prime is 57530101. The next prime is 57530129. The reversal of 57530108 is 80103575.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57530101) 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, 3941 + ... + 11427.

It is an arithmetic number, because the mean of its divisors is an integer number (4481568).

Almost surely, 257530108 is an apocalyptic number.

It is an amenable number.

57530108 is a deficient number, since it is larger than the sum of its proper divisors (50027524).

57530108 is a wasteful number, since it uses less digits than its factorization.

57530108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7621 (or 7619 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 29.

The square root of 57530108 is about 7584.8604469693. The cubic root of 57530108 is about 386.0394869535.

The spelling of 57530108 in words is "fifty-seven million, five hundred thirty thousand, one hundred eight".

Divisors: 1 2 4 17 34 68 113 226 452 1921 3842 7487 7684 14974 29948 127279 254558 509116 846031 1692062 3384124 14382527 28765054 57530108