Base | Representation |
---|---|
bin | 1100011100101… |
… | …1001000000110 |
3 | 10122020122201022 |
4 | 3013023020012 |
5 | 101331242410 |
6 | 5103031142 |
7 | 1202540150 |
oct | 307131006 |
9 | 118218638 |
10 | 52212230 |
11 | 27521904 |
12 | 1559b4b2 |
13 | aa81315 |
14 | 6d11ad0 |
15 | 48b5455 |
hex | 31cb206 |
52212230 has 32 divisors (see below), whose sum is σ = 107763264. Its totient is φ = 17842176.
The previous prime is 52212221. The next prime is 52212233. The reversal of 52212230 is 3221225.
It is a super-2 number, since 2×522122302 = 5452233923145800, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 52212199 and 52212208.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52212233) 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 15 ways as a sum of consecutive naturals, for example, 23654 + ... + 25766.
It is an arithmetic number, because the mean of its divisors is an integer number (3367602).
Almost surely, 252212230 is an apocalyptic number.
52212230 is an abundant number, since it is smaller than the sum of its proper divisors (55551034).
52212230 is a wasteful number, since it uses less digits than its factorization.
52212230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2480.
The product of its (nonzero) digits is 240, while the sum is 17.
The square root of 52212230 is about 7225.8030695557. The cubic root of 52212230 is about 373.7582154248.
Adding to 52212230 its reverse (3221225), we get a palindrome (55433455).
The spelling of 52212230 in words is "fifty-two million, two hundred twelve thousand, two hundred thirty".
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