Base | Representation |
---|---|
bin | 111001111000… |
… | …0010000101100 |
3 | 2010002122110121 |
4 | 1303300100230 |
5 | 30232003421 |
6 | 3002214324 |
7 | 515631106 |
oct | 163602054 |
9 | 63078417 |
10 | 30344236 |
11 | 1614608a |
12 | a1b43a4 |
13 | 6395890 |
14 | 405c576 |
15 | 29e5d41 |
hex | 1cf042c |
30344236 has 12 divisors (see below), whose sum is σ = 57187312. Its totient is φ = 14005008.
The previous prime is 30344221. The next prime is 30344239. The reversal of 30344236 is 63244303.
It is a self number, because there is not a number n which added to its sum of digits gives 30344236.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30344239) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 291720 + ... + 291823.
Almost surely, 230344236 is an apocalyptic number.
It is an amenable number.
30344236 is a deficient number, since it is larger than the sum of its proper divisors (26843076).
30344236 is a wasteful number, since it uses less digits than its factorization.
30344236 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 583560 (or 583558 counting only the distinct ones).
The product of its (nonzero) digits is 5184, while the sum is 25.
The square root of 30344236 is about 5508.5602474694. The cubic root of 30344236 is about 311.9072017465.
Adding to 30344236 its reverse (63244303), we get a palindrome (93588539).
The spelling of 30344236 in words is "thirty million, three hundred forty-four thousand, two hundred thirty-six".
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