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30164648 = 234198999
BaseRepresentation
bin111001100010…
…0011010101000
32002202112010012
41303010122220
530210232043
62554311052
7514252403
oct163043250
962675105
1030164648
1116033168
12a128488
136331c07
144012d3a
1529aca18
hex1cc46a8

30164648 has 16 divisors (see below), whose sum is σ = 56700000. Its totient is φ = 15044656.

The previous prime is 30164627. The next prime is 30164653. The reversal of 30164648 is 84646103.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1148 + ... + 7851.

It is an arithmetic number, because the mean of its divisors is an integer number (3543750).

Almost surely, 230164648 is an apocalyptic number.

It is an amenable number.

30164648 is a deficient number, since it is larger than the sum of its proper divisors (26535352).

30164648 is a wasteful number, since it uses less digits than its factorization.

30164648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9424 (or 9420 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 30164648 is about 5492.2352462363. The cubic root of 30164648 is about 311.2906578501.

The spelling of 30164648 in words is "thirty million, one hundred sixty-four thousand, six hundred forty-eight".

Divisors: 1 2 4 8 419 838 1676 3352 8999 17998 35996 71992 3770581 7541162 15082324 30164648