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30166252 = 2220173739
BaseRepresentation
bin111001100010…
…0110011101100
32002202121022121
41303010303230
530210310002
62554322324
7514260154
oct163046354
962677277
1030166252
1116034396
12a1293a4
13633286c
144013764
1529ad237
hex1cc4cec

30166252 has 12 divisors (see below), whose sum is σ = 52831240. Its totient is φ = 15071616.

The previous prime is 30166249. The next prime is 30166259. The reversal of 30166252 is 25266103.

It is not an unprimeable number, because it can be changed into a prime (30166259) by changing a digit.

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, 6199 + ... + 9937.

Almost surely, 230166252 is an apocalyptic number.

It is an amenable number.

30166252 is a deficient number, since it is larger than the sum of its proper divisors (22664988).

30166252 is a wasteful number, since it uses less digits than its factorization.

30166252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5760 (or 5758 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 30166252 is about 5492.3812686302. The cubic root of 30166252 is about 311.2961753614.

The spelling of 30166252 in words is "thirty million, one hundred sixty-six thousand, two hundred fifty-two".

Divisors: 1 2 4 2017 3739 4034 7478 8068 14956 7541563 15083126 30166252