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30132332 = 2219738239
BaseRepresentation
bin111001011110…
…0100001101100
32002200212210022
41302330201230
530203213312
62553501312
7514056236
oct162744154
962625708
1030132332
111601095a
12a111838
1363202a9
144005256
1529a3172
hex1cbc86c

30132332 has 12 divisors (see below), whose sum is σ = 53000640. Its totient is φ = 14989296.

The previous prime is 30132269. The next prime is 30132359. The reversal of 30132332 is 23323103.

It is a self number, because there is not a number n which added to its sum of digits gives 30132332.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18332 + ... + 19907.

It is an arithmetic number, because the mean of its divisors is an integer number (4416720).

Almost surely, 230132332 is an apocalyptic number.

It is an amenable number.

30132332 is a deficient number, since it is larger than the sum of its proper divisors (22868308).

30132332 is a wasteful number, since it uses less digits than its factorization.

30132332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38440 (or 38438 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 17.

The square root of 30132332 is about 5489.2924862864. The cubic root of 30132332 is about 311.1794541278.

Adding to 30132332 its reverse (23323103), we get a palindrome (53455435).

The spelling of 30132332 in words is "thirty million, one hundred thirty-two thousand, three hundred thirty-two".

Divisors: 1 2 4 197 394 788 38239 76478 152956 7533083 15066166 30132332