Base | Representation |
---|---|
bin | 111001101000… |
… | …0111101100100 |
3 | 2002212010121110 |
4 | 1303100331210 |
5 | 30213403121 |
6 | 2555345020 |
7 | 514555254 |
oct | 163207544 |
9 | 62763543 |
10 | 30216036 |
11 | 16068834 |
12 | a152170 |
13 | 634c416 |
14 | 4027964 |
15 | 29bcd76 |
hex | 1cd0f64 |
30216036 has 12 divisors (see below), whose sum is σ = 70504112. Its totient is φ = 10072008.
The previous prime is 30216031. The next prime is 30216047. The reversal of 30216036 is 63061203.
It is a tau number, because it is divible by the number of its divisors (12).
It is not an unprimeable number, because it can be changed into a prime (30216031) 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, 1258990 + ... + 1259013.
Almost surely, 230216036 is an apocalyptic number.
It is an amenable number.
30216036 is an abundant number, since it is smaller than the sum of its proper divisors (40288076).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30216036 is a wasteful number, since it uses less digits than its factorization.
30216036 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2518010 (or 2518008 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 21.
The square root of 30216036 is about 5496.9114964678. The cubic root of 30216036 is about 311.4673274520.
Adding to 30216036 its reverse (63061203), we get a palindrome (93277239).
The spelling of 30216036 in words is "thirty million, two hundred sixteen thousand, thirty-six".
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