Base | Representation |
---|---|
bin | 1100011001101… |
… | …1000000011010 |
3 | 10121212122100022 |
4 | 3012123000122 |
5 | 101303441010 |
6 | 5054510442 |
7 | 1201056416 |
oct | 306330032 |
9 | 117778308 |
10 | 52015130 |
11 | 273a7812 |
12 | 15505422 |
13 | aa126ab |
14 | 6c9dd46 |
15 | 4876d55 |
hex | 319b01a |
52015130 has 8 divisors (see below), whose sum is σ = 93627252. Its totient is φ = 20806048.
The previous prime is 52015129. The next prime is 52015133. The reversal of 52015130 is 3151025.
It can be written as a sum of positive squares in 2 ways, for example, as 42237001 + 9778129 = 6499^2 + 3127^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 52015099 and 52015108.
It is not an unprimeable number, because it can be changed into a prime (52015133) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2600747 + ... + 2600766.
Almost surely, 252015130 is an apocalyptic number.
52015130 is a deficient number, since it is larger than the sum of its proper divisors (41612122).
52015130 is a wasteful number, since it uses less digits than its factorization.
52015130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5201520.
The product of its (nonzero) digits is 150, while the sum is 17.
The square root of 52015130 is about 7212.1515513749. The cubic root of 52015130 is about 373.2873127443.
Adding to 52015130 its reverse (3151025), we get a palindrome (55166155).
The spelling of 52015130 in words is "fifty-two million, fifteen thousand, one hundred thirty".
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