Base | Representation |
---|---|
bin | 10010100111110… |
… | …000110000110100 |
3 | 210202212020101121 |
4 | 102213300300310 |
5 | 1114434210421 |
6 | 51000033324 |
7 | 10512316522 |
oct | 2247606064 |
9 | 722766347 |
10 | 312413236 |
11 | 150392763 |
12 | 88762844 |
13 | 4c955c05 |
14 | 2d6c5312 |
15 | 1c661d41 |
hex | 129f0c34 |
312413236 has 12 divisors (see below), whose sum is σ = 547099812. Its totient is φ = 156099008.
The previous prime is 312413221. The next prime is 312413239. The reversal of 312413236 is 632314213.
It can be written as a sum of positive squares in 2 ways, for example, as 284259600 + 28153636 = 16860^2 + 5306^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 312413236.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (312413239) 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 3 ways as a sum of consecutive naturals, for example, 20185 + ... + 32128.
It is an arithmetic number, because the mean of its divisors is an integer number (45591651).
Almost surely, 2312413236 is an apocalyptic number.
It is an amenable number.
312413236 is a deficient number, since it is larger than the sum of its proper divisors (234686576).
312413236 is a wasteful number, since it uses less digits than its factorization.
312413236 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 53810 (or 53808 counting only the distinct ones).
The product of its digits is 2592, while the sum is 25.
The square root of 312413236 is about 17675.2153027905. The cubic root of 312413236 is about 678.5415946741.
Adding to 312413236 its reverse (632314213), we get a palindrome (944727449).
The spelling of 312413236 in words is "three hundred twelve million, four hundred thirteen thousand, two hundred thirty-six".
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