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551404423 = 47103113903
BaseRepresentation
bin100000110111011…
…100001110000111
31102102120020200001
4200313130032013
52112124420143
6130414302131
716443601033
oct4067341607
91372506601
10551404423
11263287339
121347b7947
138a31280b
14533371c3
153361e14d
hex20ddc387

551404423 has 8 divisors (see below), whose sum is σ = 568608768. Its totient is φ = 534428184.

The previous prime is 551404417. The next prime is 551404433. The reversal of 551404423 is 324404155.

551404423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 551404423 - 25 = 551404391 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 551404391 and 551404400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551404433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52111 + ... + 61792.

It is an arithmetic number, because the mean of its divisors is an integer number (71076096).

Almost surely, 2551404423 is an apocalyptic number.

551404423 is a deficient number, since it is larger than the sum of its proper divisors (17204345).

551404423 is a wasteful number, since it uses less digits than its factorization.

551404423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114053.

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 551404423 is about 23482.0021079975. The cubic root of 551404423 is about 820.0180558190.

Adding to 551404423 its reverse (324404155), we get a palindrome (875808578).

The spelling of 551404423 in words is "five hundred fifty-one million, four hundred four thousand, four hundred twenty-three".

Divisors: 1 47 103 4841 113903 5353441 11732009 551404423