Base | Representation |
---|---|
bin | 110011011100100100… |
… | …101010101001100101 |
3 | 12021120210012021011201 |
4 | 303130210222221211 |
5 | 1401112443110244 |
6 | 41213233202501 |
7 | 3663622004014 |
oct | 633444525145 |
9 | 167523167151 |
10 | 55240206949 |
11 | 214777250a4 |
12 | a857a00431 |
13 | 52945c26b5 |
14 | 296067ca7b |
15 | 1684948ad4 |
hex | cdc92aa65 |
55240206949 has 2 divisors, whose sum is σ = 55240206950. Its totient is φ = 55240206948.
The previous prime is 55240206937. The next prime is 55240207003. The reversal of 55240206949 is 94960204255.
55240206949 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., 48584094724 + 6656112225 = 220418^2 + 81585^2 .
It is a cyclic number.
It is not a de Polignac number, because 55240206949 - 213 = 55240198757 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 55240206899 and 55240206908.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (55240246949) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27620103474 + 27620103475.
It is an arithmetic number, because the mean of its divisors is an integer number (27620103475).
Almost surely, 255240206949 is an apocalyptic number.
It is an amenable number.
55240206949 is a deficient number, since it is larger than the sum of its proper divisors (1).
55240206949 is an equidigital number, since it uses as much as digits as its factorization.
55240206949 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 777600, while the sum is 46.
The spelling of 55240206949 in words is "fifty-five billion, two hundred forty million, two hundred six thousand, nine hundred forty-nine".
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