Base | Representation |
---|---|
bin | 110011011010001011… |
… | …011110001001000111 |
3 | 12021110222121222000122 |
4 | 303122023132021013 |
5 | 1401022203011222 |
6 | 41205240332155 |
7 | 3662623443431 |
oct | 633213361107 |
9 | 167428558018 |
10 | 55200047687 |
11 | 21456a95924 |
12 | a84647405b |
13 | 52891a1515 |
14 | 29591c7651 |
15 | 1681164a42 |
hex | cda2de247 |
55200047687 has 2 divisors, whose sum is σ = 55200047688. Its totient is φ = 55200047686.
The previous prime is 55200047627. The next prime is 55200047743. The reversal of 55200047687 is 78674000255.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 55200047687 - 28 = 55200047431 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (55200047627) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27600023843 + 27600023844.
It is an arithmetic number, because the mean of its divisors is an integer number (27600023844).
Almost surely, 255200047687 is an apocalyptic number.
55200047687 is a deficient number, since it is larger than the sum of its proper divisors (1).
55200047687 is an equidigital number, since it uses as much as digits as its factorization.
55200047687 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 470400, while the sum is 44.
The spelling of 55200047687 in words is "fifty-five billion, two hundred million, forty-seven thousand, six hundred eighty-seven".
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