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558000244 = 22139500061
BaseRepresentation
bin100001010000100…
…110100001110100
31102212222100102201
4201100212201310
52120322001434
6131211514244
716553631604
oct4120464164
91385870381
10558000244
11266a8192a
12136a58984
138b7b1a79
1454172c04
1533ec3614
hex21426874

558000244 has 6 divisors (see below), whose sum is σ = 976500434. Its totient is φ = 279000120.

The previous prime is 558000239. The next prime is 558000251. The reversal of 558000244 is 442000855.

It can be written as a sum of positive squares in only one way, i.e., 550371600 + 7628644 = 23460^2 + 2762^2 .

It is a super-2 number, since 2×5580002442 = 622728544608119072, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69750027 + ... + 69750034.

Almost surely, 2558000244 is an apocalyptic number.

It is an amenable number.

558000244 is a deficient number, since it is larger than the sum of its proper divisors (418500190).

558000244 is a wasteful number, since it uses less digits than its factorization.

558000244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139500065 (or 139500063 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 28.

The square root of 558000244 is about 23622.0287867067. The cubic root of 558000244 is about 823.2747510683.

The spelling of 558000244 in words is "five hundred fifty-eight million, two hundred forty-four", and thus it is an aban number.

Divisors: 1 2 4 139500061 279000122 558000244