Base | Representation |
---|---|
bin | 1101001100000… |
… | …0111101001001 |
3 | 10212002100200202 |
4 | 3103000331021 |
5 | 103130110142 |
6 | 5253341545 |
7 | 1241116001 |
oct | 323007511 |
9 | 125070622 |
10 | 55316297 |
11 | 29251a53 |
12 | 166378b5 |
13 | b5ca14a |
14 | 74bd001 |
15 | 4cca032 |
hex | 34c0f49 |
55316297 has 4 divisors (see below), whose sum is σ = 55553940. Its totient is φ = 55078656.
The previous prime is 55316293. The next prime is 55316323. The reversal of 55316297 is 79261355.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 79261355 = 5 ⋅15852271.
It can be written as a sum of positive squares in 2 ways, for example, as 12138256 + 43178041 = 3484^2 + 6571^2 .
It is a cyclic number.
It is not a de Polignac number, because 55316297 - 22 = 55316293 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 55316297.
It is not an unprimeable number, because it can be changed into a prime (55316291) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 118472 + ... + 118937.
It is an arithmetic number, because the mean of its divisors is an integer number (13888485).
Almost surely, 255316297 is an apocalyptic number.
It is an amenable number.
55316297 is a deficient number, since it is larger than the sum of its proper divisors (237643).
55316297 is a wasteful number, since it uses less digits than its factorization.
55316297 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 237642.
The product of its digits is 56700, while the sum is 38.
The square root of 55316297 is about 7437.4926554586. The cubic root of 55316297 is about 381.0228606000.
The spelling of 55316297 in words is "fifty-five million, three hundred sixteen thousand, two hundred ninety-seven".
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