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57105134 = 237771691
BaseRepresentation
bin1101100111010…
…1101011101110
310222110020111222
43121311223232
5104104331014
65355543342
71262246162
oct331655356
9128406458
1057105134
112a263a29
121715ab52
13baa5428
147826ca2
15503008e
hex3675aee

57105134 has 8 divisors (see below), whose sum is σ = 87972888. Its totient is φ = 27780840.

The previous prime is 57105119. The next prime is 57105173. The reversal of 57105134 is 43150175.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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, 385772 + ... + 385919.

It is an arithmetic number, because the mean of its divisors is an integer number (10996611).

Almost surely, 257105134 is an apocalyptic number.

57105134 is a deficient number, since it is larger than the sum of its proper divisors (30867754).

57105134 is a wasteful number, since it uses less digits than its factorization.

57105134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 771730.

The product of its (nonzero) digits is 2100, while the sum is 26.

The square root of 57105134 is about 7556.7938968851. The cubic root of 57105134 is about 385.0865808539.

The spelling of 57105134 in words is "fifty-seven million, one hundred five thousand, one hundred thirty-four".

Divisors: 1 2 37 74 771691 1543382 28552567 57105134