Base | Representation |
---|---|
bin | 1101010000110… |
… | …0011001011110 |
3 | 10212200001120200 |
4 | 3110030121132 |
5 | 103220002220 |
6 | 5304124330 |
7 | 1243543626 |
oct | 324143136 |
9 | 125601520 |
10 | 55625310 |
11 | 29443134 |
12 | 167666a6 |
13 | b6a79b0 |
14 | 755d886 |
15 | 4d3b890 |
hex | 350c65e |
55625310 has 48 divisors (see below), whose sum is σ = 155754144. Its totient is φ = 13692096.
The previous prime is 55625303. The next prime is 55625347. The reversal of 55625310 is 1352655.
55625310 is a `hidden beast` number, since 5 + 5 + 625 + 31 + 0 = 666.
55625310 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×556253102 = 6188350225192200, which contains 22 as substring.
It is a Curzon number.
It is a congruent number.
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 23 ways as a sum of consecutive naturals, for example, 22602 + ... + 24941.
It is an arithmetic number, because the mean of its divisors is an integer number (3244878).
Almost surely, 255625310 is an apocalyptic number.
55625310 is an abundant number, since it is smaller than the sum of its proper divisors (100128834).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55625310 is a wasteful number, since it uses less digits than its factorization.
55625310 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 47569 (or 47566 counting only the distinct ones).
The product of its (nonzero) digits is 4500, while the sum is 27.
The square root of 55625310 is about 7458.2377275064. The cubic root of 55625310 is about 381.7310452053.
Adding to 55625310 its reverse (1352655), we get a palindrome (56977965).
The spelling of 55625310 in words is "fifty-five million, six hundred twenty-five thousand, three hundred ten".
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