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30760048 = 2411174773
BaseRepresentation
bin111010101010…
…1110001110000
32010212202212001
41311111301300
530333310143
63015143344
7522312304
oct165256160
963782761
1030760048
11163aa530
12a374b54
1364acc17
144129d04
152a7914d
hex1d55c70

30760048 has 20 divisors (see below), whose sum is σ = 65015928. Its totient is φ = 13981760.

The previous prime is 30760003. The next prime is 30760057. The reversal of 30760048 is 84006703.

It is a junction number, because it is equal to n+sod(n) for n = 30759998 and 30760025.

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, 87211 + ... + 87562.

Almost surely, 230760048 is an apocalyptic number.

It is an amenable number.

30760048 is an abundant number, since it is smaller than the sum of its proper divisors (34255880).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30760048 is a wasteful number, since it uses less digits than its factorization.

30760048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174792 (or 174786 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 30760048 is about 5546.1741768538. The cubic root of 30760048 is about 313.3254482197.

The spelling of 30760048 in words is "thirty million, seven hundred sixty thousand, forty-eight".

Divisors: 1 2 4 8 11 16 22 44 88 176 174773 349546 699092 1398184 1922503 2796368 3845006 7690012 15380024 30760048