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348387 = 3138933
BaseRepresentation
bin1010101000011100011
3122200220020
41111003203
542122022
611244523
72650464
oct1250343
9580806
10348387
11218826
12149743
13c2760
1490d6b
156d35c
hex550e3

348387 has 8 divisors (see below), whose sum is σ = 500304. Its totient is φ = 214368.

The previous prime is 348367. The next prime is 348389. The reversal of 348387 is 783843.

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

It is not a de Polignac number, because 348387 - 26 = 348323 is a prime.

It is an Ulam number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 348387.

It is not an unprimeable number, because it can be changed into a prime (348389) 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, 4428 + ... + 4505.

It is an arithmetic number, because the mean of its divisors is an integer number (62538).

2348387 is an apocalyptic number.

348387 is a deficient number, since it is larger than the sum of its proper divisors (151917).

348387 is a wasteful number, since it uses less digits than its factorization.

348387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8949.

The product of its digits is 16128, while the sum is 33.

The square root of 348387 is about 590.2431702273. The cubic root of 348387 is about 70.3645606537.

It can be divided in two parts, 3483 and 87, that added together give a triangular number (3570 = T84).

The spelling of 348387 in words is "three hundred forty-eight thousand, three hundred eighty-seven".

Divisors: 1 3 13 39 8933 26799 116129 348387