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57120560011 = 157467779069
BaseRepresentation
bin110101001100101001…
…101001001110001011
312110102211102002122201
4311030221221032023
51413440330410021
642124003501031
74061333514634
oct651451511613
9173384362581
1057120560011
1122252081199
12b0a1687777
135504037748
142a9c2b088b
151744a75591
hexd4ca6938b

57120560011 has 8 divisors (see below), whose sum is σ = 57607552080. Its totient is φ = 56635127328.

The previous prime is 57120560009. The next prime is 57120560033. The reversal of 57120560011 is 11006502175.

57120560011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 57120560011 - 21 = 57120560009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57120560911) 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, 316216 + ... + 462853.

It is an arithmetic number, because the mean of its divisors is an integer number (7200944010).

Almost surely, 257120560011 is an apocalyptic number.

57120560011 is a deficient number, since it is larger than the sum of its proper divisors (486992069).

57120560011 is a wasteful number, since it uses less digits than its factorization.

57120560011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 779693.

The product of its (nonzero) digits is 2100, while the sum is 28.

The spelling of 57120560011 in words is "fifty-seven billion, one hundred twenty million, five hundred sixty thousand, eleven".

Divisors: 1 157 467 73319 779069 122313833 363825223 57120560011