Base | Representation |
---|---|
bin | 111001101100… |
… | …1110010100011 |
3 | 2002220222012200 |
4 | 1303121302203 |
5 | 30221032240 |
6 | 3000224243 |
7 | 515065551 |
oct | 163316243 |
9 | 62828180 |
10 | 30252195 |
11 | 16092a16 |
12 | a16b083 |
13 | 6362a0c |
14 | 4036bd1 |
15 | 29c8930 |
hex | 1cd9ca3 |
30252195 has 12 divisors (see below), whose sum is σ = 52437216. Its totient is φ = 16134480.
The previous prime is 30252193. The next prime is 30252239. The reversal of 30252195 is 59125203.
It is not a de Polignac number, because 30252195 - 21 = 30252193 is a prime.
It is not an unprimeable number, because it can be changed into a prime (30252193) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 336091 + ... + 336180.
It is an arithmetic number, because the mean of its divisors is an integer number (4369768).
Almost surely, 230252195 is an apocalyptic number.
30252195 is a deficient number, since it is larger than the sum of its proper divisors (22185021).
30252195 is a wasteful number, since it uses less digits than its factorization.
30252195 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 672282 (or 672279 counting only the distinct ones).
The product of its (nonzero) digits is 2700, while the sum is 27.
The square root of 30252195 is about 5500.1995418348. The cubic root of 30252195 is about 311.5915204202.
Adding to 30252195 its reverse (59125203), we get a palindrome (89377398).
The spelling of 30252195 in words is "thirty million, two hundred fifty-two thousand, one hundred ninety-five".
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