Base | Representation |
---|---|
bin | 111010111111… |
… | …0100111101100 |
3 | 2011012021100001 |
4 | 1311332213230 |
5 | 30404133330 |
6 | 3022514044 |
7 | 523610113 |
oct | 165764754 |
9 | 64167301 |
10 | 30927340 |
11 | 16504194 |
12 | a435924 |
13 | 653b102 |
14 | 4170c7a |
15 | 2aad9ca |
hex | 1d7e9ec |
30927340 has 24 divisors (see below), whose sum is σ = 67188240. Its totient is φ = 11944128.
The previous prime is 30927313. The next prime is 30927343. The reversal of 30927340 is 4372903.
It is a junction number, because it is equal to n+sod(n) for n = 30927299 and 30927308.
It is not an unprimeable number, because it can be changed into a prime (30927343) 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 7 ways as a sum of consecutive naturals, for example, 26082 + ... + 27241.
It is an arithmetic number, because the mean of its divisors is an integer number (2799510).
Almost surely, 230927340 is an apocalyptic number.
It is an amenable number.
30927340 is an abundant number, since it is smaller than the sum of its proper divisors (36260900).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30927340 is a wasteful number, since it uses less digits than its factorization.
30927340 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 53361 (or 53359 counting only the distinct ones).
The product of its (nonzero) digits is 4536, while the sum is 28.
The square root of 30927340 is about 5561.2354742449. The cubic root of 30927340 is about 313.8924402043.
The spelling of 30927340 in words is "thirty million, nine hundred twenty-seven thousand, three hundred forty".
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