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30404153204 = 2229534945373
BaseRepresentation
bin11100010100001110…
…101000111101110100
32220110220210000100022
4130110032220331310
5444231430400304
621544550304312
72124305016035
oct342416507564
986426700308
1030404153204
1111992396347
125a86358098
132b3702bbc9
141685db0a8c
15bce35cebe
hex7143a8f74

30404153204 has 24 divisors (see below), whose sum is σ = 56080541160. Its totient is φ = 14400923264.

The previous prime is 30404153107. The next prime is 30404153209. The reversal of 30404153204 is 40235140403.

It can be written as a sum of positive squares in 4 ways, for example, as 9970022500 + 20434130704 = 99850^2 + 142948^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30404153209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2466539 + ... + 2478834.

It is an arithmetic number, because the mean of its divisors is an integer number (2336689215).

Almost surely, 230404153204 is an apocalyptic number.

It is an amenable number.

30404153204 is a deficient number, since it is larger than the sum of its proper divisors (25676387956).

30404153204 is a wasteful number, since it uses less digits than its factorization.

30404153204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4945459 (or 4945457 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

Adding to 30404153204 its reverse (40235140403), we get a palindrome (70639293607).

The spelling of 30404153204 in words is "thirty billion, four hundred four million, one hundred fifty-three thousand, two hundred four".

Divisors: 1 2 4 29 53 58 106 116 212 1537 3074 6148 4945373 9890746 19781492 143415817 262104769 286831634 524209538 573663268 1048419076 7601038301 15202076602 30404153204