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349528 = 2343691
BaseRepresentation
bin1010101010101011000
3122202110111
41111111120
542141103
611254104
72654014
oct1252530
9582414
10349528
11219673
1214a334
13c312a
1491544
156d86d
hex55558

349528 has 8 divisors (see below), whose sum is σ = 655380. Its totient is φ = 174760.

The previous prime is 349519. The next prime is 349529. The reversal of 349528 is 825943.

It is a tau number, because it is divible by the number of its divisors (8).

It is a plaindrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 349528.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (349529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21838 + ... + 21853.

349528 is a Friedman number, since it can be written as (3*(8+(2^4)^5))/9, using all its digits and the basic arithmetic operations.

2349528 is an apocalyptic number.

It is an amenable number.

349528 is a deficient number, since it is larger than the sum of its proper divisors (305852).

349528 is a wasteful number, since it uses less digits than its factorization.

349528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43697 (or 43693 counting only the distinct ones).

The product of its digits is 8640, while the sum is 31.

The square root of 349528 is about 591.2089309204. The cubic root of 349528 is about 70.4412937836.

The spelling of 349528 in words is "three hundred forty-nine thousand, five hundred twenty-eight".

Divisors: 1 2 4 8 43691 87382 174764 349528