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5553385 = 51139829
BaseRepresentation
bin10101001011110011101001
3101110010210221
4111023303221
52410202020
6315010041
765126425
oct25136351
911403727
105553385
113153382
121a39921
1311c5936
14a47b85
1574a6aa
hex54bce9

5553385 has 8 divisors (see below), whose sum is σ = 6723720. Its totient is φ = 4402944.

The previous prime is 5553349. The next prime is 5553389. The reversal of 5553385 is 5833555.

It can be written as a sum of positive squares in 4 ways, for example, as 304704 + 5248681 = 552^2 + 2291^2 .

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 5553385 - 213 = 5545193 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5553385.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5553389) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 4350 + ... + 5479.

It is an arithmetic number, because the mean of its divisors is an integer number (840465).

Almost surely, 25553385 is an apocalyptic number.

It is an amenable number.

5553385 is a deficient number, since it is larger than the sum of its proper divisors (1170335).

5553385 is a wasteful number, since it uses less digits than its factorization.

5553385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9947.

The product of its digits is 45000, while the sum is 34.

The square root of 5553385 is about 2356.5621146068. The cubic root of 5553385 is about 177.0866929313.

The spelling of 5553385 in words is "five million, five hundred fifty-three thousand, three hundred eighty-five".

Divisors: 1 5 113 565 9829 49145 1110677 5553385