Base | Representation |
---|---|
bin | 1101001100100… |
… | …0000000001000 |
3 | 10212010211021202 |
4 | 3103020000020 |
5 | 103132021120 |
6 | 5254123332 |
7 | 1241266103 |
oct | 323100010 |
9 | 125124252 |
10 | 55345160 |
11 | 29271702 |
12 | 16650548 |
13 | b60a320 |
14 | 74c973a |
15 | 4cd3875 |
hex | 34c8008 |
55345160 has 32 divisors (see below), whose sum is σ = 134106840. Its totient is φ = 20434944.
The previous prime is 55345159. The next prime is 55345163. The reversal of 55345160 is 6154355.
It can be written as a sum of positive squares in 4 ways, for example, as 40119556 + 15225604 = 6334^2 + 3902^2 .
It is not an unprimeable number, because it can be changed into a prime (55345163) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52697 + ... + 53736.
Almost surely, 255345160 is an apocalyptic number.
It is an amenable number.
55345160 is an abundant number, since it is smaller than the sum of its proper divisors (78761680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55345160 is a wasteful number, since it uses less digits than its factorization.
55345160 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 106457 (or 106453 counting only the distinct ones).
The product of its (nonzero) digits is 9000, while the sum is 29.
The square root of 55345160 is about 7439.4327740763. The cubic root of 55345160 is about 381.0891192568.
The spelling of 55345160 in words is "fifty-five million, three hundred forty-five thousand, one hundred sixty".
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