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553030404 = 223139331553
BaseRepresentation
bin100000111101101…
…001001100000100
31102112121212002120
4200331221030010
52113033433104
6130513205540
716463452353
oct4075511404
91375555076
10553030404
11264197a23
121352608b0
138a761934
145363b99a
1533840cd9
hex20f69304

553030404 has 24 divisors (see below), whose sum is σ = 1299691680. Its totient is φ = 183016704.

The previous prime is 553030369. The next prime is 553030433. The reversal of 553030404 is 404030355.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 164109 + ... + 167444.

It is an arithmetic number, because the mean of its divisors is an integer number (54153820).

Almost surely, 2553030404 is an apocalyptic number.

It is an amenable number.

553030404 is an abundant number, since it is smaller than the sum of its proper divisors (746661276).

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

553030404 is a wasteful number, since it uses less digits than its factorization.

553030404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331699 (or 331697 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 24.

The square root of 553030404 is about 23516.5984785215. The cubic root of 553030404 is about 820.8232877490.

Adding to 553030404 its reverse (404030355), we get a palindrome (957060759).

The spelling of 553030404 in words is "five hundred fifty-three million, thirty thousand, four hundred four".

Divisors: 1 2 3 4 6 12 139 278 417 556 834 1668 331553 663106 994659 1326212 1989318 3978636 46085867 92171734 138257601 184343468 276515202 553030404