Base | Representation |
---|---|
bin | 111001110111… |
… | …1110001011100 |
3 | 2010002112201112 |
4 | 1303233301130 |
5 | 30231422421 |
6 | 3002201152 |
7 | 515622221 |
oct | 163576134 |
9 | 63075645 |
10 | 30342236 |
11 | 16144631 |
12 | a1b31b8 |
13 | 63949b2 |
14 | 405b948 |
15 | 29e545b |
hex | 1cefc5c |
30342236 has 24 divisors (see below), whose sum is σ = 55566000. Its totient is φ = 14478464.
The previous prime is 30342233. The next prime is 30342251. The reversal of 30342236 is 63224303.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30342233) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8855 + ... + 11793.
It is an arithmetic number, because the mean of its divisors is an integer number (2315250).
Almost surely, 230342236 is an apocalyptic number.
It is an amenable number.
30342236 is a deficient number, since it is larger than the sum of its proper divisors (25223764).
30342236 is a wasteful number, since it uses less digits than its factorization.
30342236 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3061 (or 3059 counting only the distinct ones).
The product of its (nonzero) digits is 2592, while the sum is 23.
The square root of 30342236 is about 5508.3787088398. The cubic root of 30342236 is about 311.9003489556.
Adding to 30342236 its reverse (63224303), we get a palindrome (93566539).
The spelling of 30342236 in words is "thirty million, three hundred forty-two thousand, two hundred thirty-six".
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