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348025 = 5213921
BaseRepresentation
bin1010100111101111001
3122200101211
41110331321
542114100
611243121
72646436
oct1247571
9580354
10348025
11218527
121494a1
13c2542
1490b8d
156d1ba
hex54f79

348025 has 6 divisors (see below), whose sum is σ = 431582. Its totient is φ = 278400.

The previous prime is 348017. The next prime is 348031. The reversal of 348025 is 520843.

It can be written as a sum of positive squares in 3 ways, for example, as 29929 + 318096 = 173^2 + 564^2 .

It is not a de Polignac number, because 348025 - 23 = 348017 is a prime.

It is a super-2 number, since 2×3480252 = 242242801250, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 347987 and 348005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6936 + ... + 6985.

2348025 is an apocalyptic number.

It is an amenable number.

348025 is a deficient number, since it is larger than the sum of its proper divisors (83557).

348025 is a wasteful number, since it uses less digits than its factorization.

348025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13931 (or 13926 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 348025 is about 589.9364372540. The cubic root of 348025 is about 70.3401808706.

Adding to 348025 its reverse (520843), we get a palindrome (868868).

The spelling of 348025 in words is "three hundred forty-eight thousand, twenty-five".

Divisors: 1 5 25 13921 69605 348025