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30263404 = 2212835897
BaseRepresentation
bin111001101110…
…0100001101100
32002221112120211
41303130201230
530221412104
63000352204
7515143333
oct163344154
962845524
1030263404
11160a0386
12a175664
136367b52
14403ad1a
1529cbe04
hex1cdc86c

30263404 has 12 divisors (see below), whose sum is σ = 53011224. Its totient is φ = 15117344.

The previous prime is 30263369. The next prime is 30263407. The reversal of 30263404 is 40436203.

It is not an unprimeable number, because it can be changed into a prime (30263407) 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, 2184 + ... + 8080.

It is an arithmetic number, because the mean of its divisors is an integer number (4417602).

Almost surely, 230263404 is an apocalyptic number.

It is an amenable number.

30263404 is a deficient number, since it is larger than the sum of its proper divisors (22747820).

30263404 is a wasteful number, since it uses less digits than its factorization.

30263404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7184 (or 7182 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 30263404 is about 5501.2184104978. The cubic root of 30263404 is about 311.6299991496.

Adding to 30263404 its reverse (40436203), we get a palindrome (70699607).

The spelling of 30263404 in words is "thirty million, two hundred sixty-three thousand, four hundred four".

Divisors: 1 2 4 1283 2566 5132 5897 11794 23588 7565851 15131702 30263404