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553223413 = 677817169
BaseRepresentation
bin100000111110011…
…000010011110101
31102112222122212001
4200332120103311
52113111122123
6130521255301
716465215151
oct4076302365
91375878761
10553223413
11264309a36
12135334531
138a7cb742
145368c061
153387d0ad
hex20f984f5

553223413 has 4 divisors (see below), whose sum is σ = 554041260. Its totient is φ = 552405568.

The previous prime is 553223389. The next prime is 553223443. The reversal of 553223413 is 314322355.

553223413 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 355624164 + 197599249 = 18858^2 + 14057^2 .

It is a cyclic number.

It is not a de Polignac number, because 553223413 - 217 = 553092341 is a prime.

It is a super-2 number, since 2×5532234132 = 612112289382737138, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (553223443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 407908 + ... + 409261.

It is an arithmetic number, because the mean of its divisors is an integer number (138510315).

Almost surely, 2553223413 is an apocalyptic number.

It is an amenable number.

553223413 is a deficient number, since it is larger than the sum of its proper divisors (817847).

553223413 is an equidigital number, since it uses as much as digits as its factorization.

553223413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 817846.

The product of its digits is 10800, while the sum is 28.

The square root of 553223413 is about 23520.7017965026. The cubic root of 553223413 is about 820.9187664388.

Adding to 553223413 its reverse (314322355), we get a palindrome (867545768).

The spelling of 553223413 in words is "five hundred fifty-three million, two hundred twenty-three thousand, four hundred thirteen".

Divisors: 1 677 817169 553223413