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557285677 = 1348018929
BaseRepresentation
bin100001001101111…
…000000100101101
31102211122001020021
4201031320010231
52120131120202
6131144322141
716544564404
oct4115700455
91384561207
10557285677
11266633a83
12136773351
138b5c1750
145402863b
1533dd1a37
hex2137812d

557285677 has 8 divisors (see below), whose sum is σ = 600346040. Its totient is φ = 514252800.

The previous prime is 557285669. The next prime is 557285731. The reversal of 557285677 is 776582755.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1929321 + 555356356 = 1389^2 + 23566^2 .

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 557285677 - 23 = 557285669 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (557285647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57949 + ... + 66877.

It is an arithmetic number, because the mean of its divisors is an integer number (75043255).

Almost surely, 2557285677 is an apocalyptic number.

It is an amenable number.

557285677 is a deficient number, since it is larger than the sum of its proper divisors (43060363).

557285677 is a wasteful number, since it uses less digits than its factorization.

557285677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13743.

The product of its digits is 4116000, while the sum is 52.

The square root of 557285677 is about 23606.8989280676. The cubic root of 557285677 is about 822.9231763927.

The spelling of 557285677 in words is "five hundred fifty-seven million, two hundred eighty-five thousand, six hundred seventy-seven".

Divisors: 1 13 4801 8929 62413 116077 42868129 557285677