Base | Representation |
---|---|
bin | 10010100111111… |
… | …110011101010010 |
3 | 210202222002100011 |
4 | 102213332131102 |
5 | 1114443004310 |
6 | 51001145134 |
7 | 10512642205 |
oct | 2247763522 |
9 | 722862304 |
10 | 312469330 |
11 | 150420918 |
12 | 8878b1aa |
13 | 4c9755c4 |
14 | 2d6db93c |
15 | 1c67378a |
hex | 129fe752 |
312469330 has 8 divisors (see below), whose sum is σ = 562444812. Its totient is φ = 124987728.
The previous prime is 312469327. The next prime is 312469331. The reversal of 312469330 is 33964213.
It can be written as a sum of positive squares in 2 ways, for example, as 290463849 + 22005481 = 17043^2 + 4691^2 .
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 = 312469292 and 312469301.
It is not an unprimeable number, because it can be changed into a prime (312469331) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15623457 + ... + 15623476.
Almost surely, 2312469330 is an apocalyptic number.
312469330 is a deficient number, since it is larger than the sum of its proper divisors (249975482).
312469330 is a wasteful number, since it uses less digits than its factorization.
312469330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31246940.
The product of its (nonzero) digits is 11664, while the sum is 31.
The square root of 312469330 is about 17676.8020297790. The cubic root of 312469330 is about 678.5822031055.
The spelling of 312469330 in words is "three hundred twelve million, four hundred sixty-nine thousand, three hundred thirty".
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