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553213504 = 269789113
BaseRepresentation
bin100000111110010…
…101111001000000
31102112222011021001
4200332111321000
52113110313004
6130521141344
716465144234
oct4076257100
91375864231
10553213504
11264302548
1213532a854
138a7c708c
14536885c4
153387a1a4
hex20f95e40

553213504 has 28 divisors (see below), whose sum is σ = 1109112844. Its totient is φ = 273752064.

The previous prime is 553213489. The next prime is 553213513. The reversal of 553213504 is 405312355.

It can be written as a sum of positive squares in 2 ways, for example, as 244859904 + 308353600 = 15648^2 + 17560^2 .

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, 38349 + ... + 50764.

It is an arithmetic number, because the mean of its divisors is an integer number (39611173).

Almost surely, 2553213504 is an apocalyptic number.

It is an amenable number.

553213504 is an abundant number, since it is smaller than the sum of its proper divisors (555899340).

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

553213504 is an equidigital number, since it uses as much as digits as its factorization.

553213504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89222 (or 89212 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 28.

The square root of 553213504 is about 23520.4911513344. The cubic root of 553213504 is about 820.9138651443.

Adding to 553213504 its reverse (405312355), we get a palindrome (958525859).

The spelling of 553213504 in words is "five hundred fifty-three million, two hundred thirteen thousand, five hundred four".

Divisors: 1 2 4 8 16 32 64 97 194 388 776 1552 3104 6208 89113 178226 356452 712904 1425808 2851616 5703232 8643961 17287922 34575844 69151688 138303376 276606752 553213504