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348144664 = 23710216089
BaseRepresentation
bin10100110000000…
…100010000011000
3220021002120200211
4110300010100120
51203111112124
654313540504
711425116010
oct2460042030
9807076624
10348144664
1116957826a
1298714734
135718687a
1434346c40
152086de94
hex14c04418

348144664 has 32 divisors (see below), whose sum is σ = 746877600. Its totient is φ = 149034240.

The previous prime is 348144659. The next prime is 348144673. The reversal of 348144664 is 466441843.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54132 + ... + 60220.

It is an arithmetic number, because the mean of its divisors is an integer number (23339925).

Almost surely, 2348144664 is an apocalyptic number.

It is an amenable number.

348144664 is an abundant number, since it is smaller than the sum of its proper divisors (398732936).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

348144664 is a wasteful number, since it uses less digits than its factorization.

348144664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7123 (or 7119 counting only the distinct ones).

The product of its digits is 221184, while the sum is 40.

The square root of 348144664 is about 18658.6351054947. The cubic root of 348144664 is about 703.4824180769.

The spelling of 348144664 in words is "three hundred forty-eight million, one hundred forty-four thousand, six hundred sixty-four".

Divisors: 1 2 4 7 8 14 28 56 1021 2042 4084 6089 7147 8168 12178 14294 24356 28588 42623 48712 57176 85246 170492 340984 6216869 12433738 24867476 43518083 49734952 87036166 174072332 348144664