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348888013 = 1926576911
BaseRepresentation
bin10100110010111…
…001101111001101
3220022111100101021
4110302321233031
51203303404023
654341514141
711434333135
oct2462715715
9808440337
10348888013
11169a35801
1298a12951
1357387016
143449bac5
152096935d
hex14cb9bcd

348888013 has 8 divisors (see below), whose sum is σ = 367441920. Its totient is φ = 330353280.

The previous prime is 348887999. The next prime is 348888017. The reversal of 348888013 is 310888843.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-348888013 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 (348888017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47028 + ... + 53938.

It is an arithmetic number, because the mean of its divisors is an integer number (45930240).

Almost surely, 2348888013 is an apocalyptic number.

It is an amenable number.

348888013 is a deficient number, since it is larger than the sum of its proper divisors (18553907).

348888013 is a wasteful number, since it uses less digits than its factorization.

348888013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9587.

The product of its (nonzero) digits is 147456, while the sum is 43.

The square root of 348888013 is about 18678.5441884532. The cubic root of 348888013 is about 703.9827476456.

The spelling of 348888013 in words is "three hundred forty-eight million, eight hundred eighty-eight thousand, thirteen".

Divisors: 1 19 2657 6911 50483 131309 18362527 348888013