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348223 = 3147239
BaseRepresentation
bin1010101000000111111
3122200200011
41111000333
542120343
611244051
72650141
oct1250077
9580604
10348223
11218697
12149627
13c2665
1490c91
156d29d
hex5503f

348223 has 8 divisors (see below), whose sum is σ = 368640. Its totient is φ = 328440.

The previous prime is 348221. The next prime is 348239. The reversal of 348223 is 322843.

348223 = 622 + 632 + ... + 1082.

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

It is a cyclic number.

It is not a de Polignac number, because 348223 - 21 = 348221 is a prime.

It is a Duffinian number.

It is a zygodrome in base 4.

It is a junction number, because it is equal to n+sod(n) for n = 348194 and 348203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (348221) 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, 1338 + ... + 1576.

It is an arithmetic number, because the mean of its divisors is an integer number (46080).

2348223 is an apocalyptic number.

348223 is a deficient number, since it is larger than the sum of its proper divisors (20417).

348223 is a wasteful number, since it uses less digits than its factorization.

348223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317.

The product of its digits is 1152, while the sum is 22.

The square root of 348223 is about 590.1042280818. The cubic root of 348223 is about 70.3535177625.

The spelling of 348223 in words is "three hundred forty-eight thousand, two hundred twenty-three".

Divisors: 1 31 47 239 1457 7409 11233 348223