Base | Representation |
---|---|
bin | 111001110101… |
… | …0001110010010 |
3 | 2010001101112200 |
4 | 1303222032102 |
5 | 30230211011 |
6 | 3001504030 |
7 | 515466030 |
oct | 163521622 |
9 | 63041480 |
10 | 30319506 |
11 | 16129548 |
12 | a1a2016 |
13 | 6387549 |
14 | 4053550 |
15 | 29dd856 |
hex | 1cea392 |
30319506 has 24 divisors (see below), whose sum is σ = 75077184. Its totient is φ = 8662680.
The previous prime is 30319481. The next prime is 30319537. The reversal of 30319506 is 60591303.
It is a self number, because there is not a number n which added to its sum of digits gives 30319506.
It is an unprimeable number.
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 11 ways as a sum of consecutive naturals, for example, 120190 + ... + 120441.
It is an arithmetic number, because the mean of its divisors is an integer number (3128216).
Almost surely, 230319506 is an apocalyptic number.
30319506 is an abundant number, since it is smaller than the sum of its proper divisors (44757678).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30319506 is a wasteful number, since it uses less digits than its factorization.
30319506 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 240646 (or 240643 counting only the distinct ones).
The product of its (nonzero) digits is 2430, while the sum is 27.
The square root of 30319506 is about 5506.3151017718. The cubic root of 30319506 is about 311.8224458201.
The spelling of 30319506 in words is "thirty million, three hundred nineteen thousand, five hundred six".
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