Base | Representation |
---|---|
bin | 111001100111… |
… | …1110011101110 |
3 | 2002211220010102 |
4 | 1303033303232 |
5 | 30213230220 |
6 | 2555311102 |
7 | 514535423 |
oct | 163176356 |
9 | 62756112 |
10 | 30211310 |
11 | 16065228 |
12 | a14b492 |
13 | 634a21c |
14 | 4025d4a |
15 | 29bb775 |
hex | 1ccfcee |
30211310 has 8 divisors (see below), whose sum is σ = 54380376. Its totient is φ = 12084520.
The previous prime is 30211309. The next prime is 30211331. The reversal of 30211310 is 1311203.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×302113102 = 1825446503832200, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 30211291 and 30211300.
It is a congruent number.
It is an unprimeable number.
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, 1510556 + ... + 1510575.
It is an arithmetic number, because the mean of its divisors is an integer number (6797547).
Almost surely, 230211310 is an apocalyptic number.
30211310 is a deficient number, since it is larger than the sum of its proper divisors (24169066).
30211310 is a wasteful number, since it uses less digits than its factorization.
30211310 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3021138.
The product of its (nonzero) digits is 18, while the sum is 11.
The square root of 30211310 is about 5496.4816018977. The cubic root of 30211310 is about 311.4510880470.
Adding to 30211310 its reverse (1311203), we get a palindrome (31522513).
The spelling of 30211310 in words is "thirty million, two hundred eleven thousand, three hundred ten".
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