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349908 = 223132243
BaseRepresentation
bin1010101011011010100
3122202222120
41111123110
542144113
611255540
72655066
oct1253324
9582876
10349908
11219989
1214a5b0
13c3360
1491736
156da23
hex556d4

349908 has 24 divisors (see below), whose sum is σ = 879648. Its totient is φ = 107616.

The previous prime is 349907. The next prime is 349913. The reversal of 349908 is 809943.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 349908.

It is not an unprimeable number, because it can be changed into a prime (349903) 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, 966 + ... + 1277.

It is an arithmetic number, because the mean of its divisors is an integer number (36652).

2349908 is an apocalyptic number.

It is an amenable number.

349908 is an abundant number, since it is smaller than the sum of its proper divisors (529740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

349908 is a wasteful number, since it uses less digits than its factorization.

349908 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2263 (or 2261 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 349908 is about 591.5302190083. The cubic root of 349908 is about 70.4668120035.

The spelling of 349908 in words is "three hundred forty-nine thousand, nine hundred eight".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 2243 4486 6729 8972 13458 26916 29159 58318 87477 116636 174954 349908