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553253245 = 5397278717
BaseRepresentation
bin100000111110011…
…111100101111101
31102120001011202221
4200332133211331
52113113100440
6130522045341
716465401136
oct4076374575
91376034687
10553253245
1126432a396
12135349851
138a80c1ac
1453698c8d
1533886d4a
hex20f9f97d

553253245 has 8 divisors (see below), whose sum is σ = 665578584. Its totient is φ = 441486144.

The previous prime is 553253189. The next prime is 553253251. The reversal of 553253245 is 542352355.

553253245 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 94051204 + 459202041 = 9698^2 + 21429^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 553253245 - 221 = 551156093 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 553253245.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137374 + ... + 141343.

It is an arithmetic number, because the mean of its divisors is an integer number (83197323).

Almost surely, 2553253245 is an apocalyptic number.

It is an amenable number.

553253245 is a deficient number, since it is larger than the sum of its proper divisors (112325339).

553253245 is a wasteful number, since it uses less digits than its factorization.

553253245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279119.

The product of its digits is 90000, while the sum is 34.

The square root of 553253245 is about 23521.3359527047. The cubic root of 553253245 is about 820.9335219052.

The spelling of 553253245 in words is "five hundred fifty-three million, two hundred fifty-three thousand, two hundred forty-five".

Divisors: 1 5 397 1985 278717 1393585 110650649 553253245