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553143522 = 2392190587
BaseRepresentation
bin100000111110000…
…100110011100010
31102112211121021010
4200332010303202
52113101043042
6130515441350
716464433221
oct4076046342
91375747233
10553143522
11264264a08
121352b6256
138a7a1279
145366acb8
153386459c
hex20f84ce2

553143522 has 8 divisors (see below), whose sum is σ = 1106287056. Its totient is φ = 184381172.

The previous prime is 553143511. The next prime is 553143541. The reversal of 553143522 is 225341355.

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

553143522 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 553143522.

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, 46095288 + ... + 46095299.

It is an arithmetic number, because the mean of its divisors is an integer number (138285882).

Almost surely, 2553143522 is an apocalyptic number.

553143522 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

553143522 is a wasteful number, since it uses less digits than its factorization.

553143522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92190592.

The product of its digits is 18000, while the sum is 30.

The square root of 553143522 is about 23519.0034227643. The cubic root of 553143522 is about 820.8792482400.

Adding to 553143522 its reverse (225341355), we get a palindrome (778484877).

The spelling of 553143522 in words is "five hundred fifty-three million, one hundred forty-three thousand, five hundred twenty-two".

Divisors: 1 2 3 6 92190587 184381174 276571761 553143522