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5503855 = 57157253
BaseRepresentation
bin10100111111101101101111
3101100121212111
4110333231233
52402110410
6313544451
764532140
oct24775557
911317774
105503855
11311a145
121a15127
1311a9226
14a33ac7
1573ab8a
hex53fb6f

5503855 has 8 divisors (see below), whose sum is σ = 7548192. Its totient is φ = 3774048.

The previous prime is 5503853. The next prime is 5503859. The reversal of 5503855 is 5583055.

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 5503855 - 21 = 5503853 is a prime.

It is a super-2 number, since 2×55038552 = 60584839722050, which contains 22 as substring.

It is a Duffinian number.

5503855 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5503853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78592 + ... + 78661.

It is an arithmetic number, because the mean of its divisors is an integer number (943524).

Almost surely, 25503855 is an apocalyptic number.

5503855 is a deficient number, since it is larger than the sum of its proper divisors (2044337).

5503855 is a wasteful number, since it uses less digits than its factorization.

5503855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157265.

The product of its (nonzero) digits is 15000, while the sum is 31.

The square root of 5503855 is about 2346.0296247064. The cubic root of 5503855 is about 176.5586480221.

The spelling of 5503855 in words is "five million, five hundred three thousand, eight hundred fifty-five".

Divisors: 1 5 7 35 157253 786265 1100771 5503855