Base | Representation |
---|---|
bin | 1101010000000… |
… | …1010111101101 |
3 | 10212120202121202 |
4 | 3110001113231 |
5 | 103212031031 |
6 | 5303135245 |
7 | 1243265141 |
oct | 324012755 |
9 | 125522552 |
10 | 55580141 |
11 | 29412201 |
12 | 16744525 |
13 | b690276 |
14 | 754b221 |
15 | 4d2d2cb |
hex | 35015ed |
55580141 has 2 divisors, whose sum is σ = 55580142. Its totient is φ = 55580140.
The previous prime is 55580113. The next prime is 55580159. The reversal of 55580141 is 14108555.
55580141 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 46854025 + 8726116 = 6845^2 + 2954^2 .
It is a cyclic number.
It is not a de Polignac number, because 55580141 - 214 = 55563757 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (55580101) 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, 27790070 + 27790071.
It is an arithmetic number, because the mean of its divisors is an integer number (27790071).
Almost surely, 255580141 is an apocalyptic number.
It is an amenable number.
55580141 is a deficient number, since it is larger than the sum of its proper divisors (1).
55580141 is an equidigital number, since it uses as much as digits as its factorization.
55580141 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 4000, while the sum is 29.
The square root of 55580141 is about 7455.2089843277. The cubic root of 55580141 is about 381.6276925003.
Adding to 55580141 its reverse (14108555), we get a palindrome (69688696).
The spelling of 55580141 in words is "fifty-five million, five hundred eighty thousand, one hundred forty-one".
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