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30924952 = 2338310093
BaseRepresentation
bin111010111111…
…0000010011000
32011012011001121
41311332002120
530404044302
63022455024
7523600132
oct165760230
964164047
1030924952
1116502413
12a434474
136539cb6
144170052
152aace37
hex1d7e098

30924952 has 16 divisors (see below), whose sum is σ = 58141440. Its totient is φ = 15420576.

The previous prime is 30924937. The next prime is 30924983. The reversal of 30924952 is 25942903.

It is a congruent number.

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, 1983 + ... + 8110.

It is an arithmetic number, because the mean of its divisors is an integer number (3633840).

Almost surely, 230924952 is an apocalyptic number.

It is an amenable number.

30924952 is a deficient number, since it is larger than the sum of its proper divisors (27216488).

30924952 is a wasteful number, since it uses less digits than its factorization.

30924952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10482 (or 10478 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 30924952 is about 5561.0207696070. The cubic root of 30924952 is about 313.8843611127.

The spelling of 30924952 in words is "thirty million, nine hundred twenty-four thousand, nine hundred fifty-two".

Divisors: 1 2 4 8 383 766 1532 3064 10093 20186 40372 80744 3865619 7731238 15462476 30924952