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348038863 = 5319134381
BaseRepresentation
bin10100101111101…
…010011011001111
3220020220012120021
4110233222123033
51203044220423
654311403011
711424165364
oct2457523317
9806805507
10348038863
11169505827
1298683467
135714a673
143431a46b
152084c95d
hex14bea6cf

348038863 has 8 divisors (see below), whose sum is σ = 356472576. Its totient is φ = 339674400.

The previous prime is 348038851. The next prime is 348038869. The reversal of 348038863 is 368830843.

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

It is not a de Polignac number, because 348038863 - 29 = 348038351 is a prime.

It is a super-2 number, since 2×3480388632 = 242262100316665538, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (348038869) 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, 7068 + ... + 27313.

It is an arithmetic number, because the mean of its divisors is an integer number (44559072).

Almost surely, 2348038863 is an apocalyptic number.

348038863 is a deficient number, since it is larger than the sum of its proper divisors (8433713).

348038863 is a wasteful number, since it uses less digits than its factorization.

348038863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34625.

The product of its (nonzero) digits is 331776, while the sum is 43.

The square root of 348038863 is about 18655.7997148340. The cubic root of 348038863 is about 703.4111481979.

The spelling of 348038863 in words is "three hundred forty-eight million, thirty-eight thousand, eight hundred sixty-three".

Divisors: 1 53 191 10123 34381 1822193 6566771 348038863