Base | Representation |
---|---|
bin | 1100011100110… |
… | …1110000100101 |
3 | 10122021012111200 |
4 | 3013031300211 |
5 | 101332114023 |
6 | 5103153113 |
7 | 1202613453 |
oct | 307156045 |
9 | 118235450 |
10 | 52223013 |
11 | 27529a17 |
12 | 155a5799 |
13 | aa861bb |
14 | 6d159d3 |
15 | 48b8743 |
hex | 31cdc25 |
52223013 has 12 divisors (see below), whose sum is σ = 75749388. Its totient is φ = 34669440.
The previous prime is 52223011. The next prime is 52223023. The reversal of 52223013 is 31032225.
52223013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 44916804 + 7306209 = 6702^2 + 2703^2 .
It is not a de Polignac number, because 52223013 - 21 = 52223011 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52223011) 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 in 11 ways as a sum of consecutive naturals, for example, 9870 + ... + 14207.
It is an arithmetic number, because the mean of its divisors is an integer number (6312449).
Almost surely, 252223013 is an apocalyptic number.
It is an amenable number.
52223013 is a deficient number, since it is larger than the sum of its proper divisors (23526375).
52223013 is a wasteful number, since it uses less digits than its factorization.
52223013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24324 (or 24321 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 18.
The square root of 52223013 is about 7226.5491764742. The cubic root of 52223013 is about 373.7839434801.
Adding to 52223013 its reverse (31032225), we get a palindrome (83255238).
The spelling of 52223013 in words is "fifty-two million, two hundred twenty-three thousand, thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •