Base | Representation |
---|---|
bin | 1101001010011… |
… | …0100110010101 |
3 | 10211212212121101 |
4 | 3102212212111 |
5 | 103113131331 |
6 | 5251150101 |
7 | 1240156156 |
oct | 322464625 |
9 | 124785541 |
10 | 55208341 |
11 | 29188931 |
12 | 165a5331 |
13 | b58cc76 |
14 | 749192d |
15 | 4ca8061 |
hex | 34a6995 |
55208341 has 2 divisors, whose sum is σ = 55208342. Its totient is φ = 55208340.
The previous prime is 55208339. The next prime is 55208347. The reversal of 55208341 is 14380255.
55208341 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 52867441 + 2340900 = 7271^2 + 1530^2 .
It is a cyclic number.
It is not a de Polignac number, because 55208341 - 21 = 55208339 is a prime.
Together with 55208339, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (55208347) 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 as a sum of consecutive naturals, namely, 27604170 + 27604171.
It is an arithmetic number, because the mean of its divisors is an integer number (27604171).
Almost surely, 255208341 is an apocalyptic number.
It is an amenable number.
55208341 is a deficient number, since it is larger than the sum of its proper divisors (1).
55208341 is an equidigital number, since it uses as much as digits as its factorization.
55208341 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 4800, while the sum is 28.
The square root of 55208341 is about 7430.2315576300. The cubic root of 55208341 is about 380.7748294636.
Adding to 55208341 its reverse (14380255), we get a palindrome (69588596).
It can be divided in two parts, 5520 and 8341, that added together give a triangular number (13861 = T166).
The spelling of 55208341 in words is "fifty-five million, two hundred eight thousand, three hundred forty-one".
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