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30018104 = 237947497
BaseRepresentation
bin111001010000…
…0101000111000
32002111002002122
41302200220320
530141034404
62551220412
7513102224
oct162405070
962432078
1030018104
1115a43056
12a077708
1362b02bc
143db5784
15297e3be
hex1ca0a38

30018104 has 16 divisors (see below), whose sum is σ = 56997600. Its totient is φ = 14818752.

The previous prime is 30018097. The next prime is 30018127. The reversal of 30018104 is 40181003.

30018104 = 5772 + 5782 + ... + 6552.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23117 + ... + 24380.

It is an arithmetic number, because the mean of its divisors is an integer number (3562350).

Almost surely, 230018104 is an apocalyptic number.

It is an amenable number.

30018104 is a deficient number, since it is larger than the sum of its proper divisors (26979496).

30018104 is a wasteful number, since it uses less digits than its factorization.

30018104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47582 (or 47578 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 30018104 is about 5478.8779873255. The cubic root of 30018104 is about 310.7857417347.

Adding to 30018104 its reverse (40181003), we get a palindrome (70199107).

The spelling of 30018104 in words is "thirty million, eighteen thousand, one hundred four".

Divisors: 1 2 4 8 79 158 316 632 47497 94994 189988 379976 3752263 7504526 15009052 30018104