Base | Representation |
---|---|
bin | 1101000011110… |
… | …0111010011001 |
3 | 10211001212210100 |
4 | 3100330322121 |
5 | 103010303244 |
6 | 5234010013 |
7 | 1233404121 |
oct | 320747231 |
9 | 124055710 |
10 | 54775449 |
11 | 28a12673 |
12 | 16416909 |
13 | b46ac11 |
14 | 73bbc81 |
15 | 4c1eb69 |
hex | 343ce99 |
54775449 has 12 divisors (see below), whose sum is σ = 79189396. Its totient is φ = 36484992.
The previous prime is 54775417. The next prime is 54775453. The reversal of 54775449 is 94457745.
It can be written as a sum of positive squares in 2 ways, for example, as 9455625 + 45319824 = 3075^2 + 6732^2 .
It is not a de Polignac number, because 54775449 - 25 = 54775417 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (54770449) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13077 + ... + 16749.
Almost surely, 254775449 is an apocalyptic number.
It is an amenable number.
54775449 is a deficient number, since it is larger than the sum of its proper divisors (24413947).
54775449 is a wasteful number, since it uses less digits than its factorization.
54775449 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5336 (or 5333 counting only the distinct ones).
The product of its digits is 705600, while the sum is 45.
The square root of 54775449 is about 7401.0437777384. The cubic root of 54775449 is about 379.7769905707.
The spelling of 54775449 in words is "fifty-four million, seven hundred seventy-five thousand, four hundred forty-nine".
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