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349130 = 2534913
BaseRepresentation
bin1010101001111001010
3122201220202
41111033022
542133010
611252202
72652605
oct1251712
9581822
10349130
11219341
1214a062
13c2bb2
149133c
156d6a5
hex553ca

349130 has 8 divisors (see below), whose sum is σ = 628452. Its totient is φ = 139648.

The previous prime is 349121. The next prime is 349133. The reversal of 349130 is 31943.

It can be written as a sum of positive squares in 2 ways, for example, as 346921 + 2209 = 589^2 + 47^2 .

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (349133) by changing a digit.

349130 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17447 + ... + 17466.

2349130 is an apocalyptic number.

349130 is a deficient number, since it is larger than the sum of its proper divisors (279322).

349130 is a wasteful number, since it uses less digits than its factorization.

349130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34920.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 349130 is about 590.8722366130. The cubic root of 349130 is about 70.4145469681.

The spelling of 349130 in words is "three hundred forty-nine thousand, one hundred thirty".

Divisors: 1 2 5 10 34913 69826 174565 349130