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30342344 = 233792793
BaseRepresentation
bin111001110111…
…1110011001000
32010002112212112
41303233303020
530231423334
63002201452
7515622434
oct163576310
963075775
1030342344
111614471a
12a1b3288
136394a66
14405b9c4
1529e54ce
hex1cefcc8

30342344 has 8 divisors (see below), whose sum is σ = 56891910. Its totient is φ = 15171168.

The previous prime is 30342329. The next prime is 30342353. The reversal of 30342344 is 44324303.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 19909444 + 10432900 = 4462^2 + 3230^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1896389 + ... + 1896404.

Almost surely, 230342344 is an apocalyptic number.

It is an amenable number.

30342344 is a deficient number, since it is larger than the sum of its proper divisors (26549566).

30342344 is a wasteful number, since it uses less digits than its factorization.

30342344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3792799 (or 3792795 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 23.

The square root of 30342344 is about 5508.3885120786. The cubic root of 30342344 is about 311.9007190140.

Adding to 30342344 its reverse (44324303), we get a palindrome (74666647).

The spelling of 30342344 in words is "thirty million, three hundred forty-two thousand, three hundred forty-four".

Divisors: 1 2 4 8 3792793 7585586 15171172 30342344