Base | Representation |
---|---|
bin | 111001101000… |
… | …0000000001100 |
3 | 2002211221012222 |
4 | 1303100000030 |
5 | 30213241413 |
6 | 2555314512 |
7 | 514540643 |
oct | 163200014 |
9 | 62757188 |
10 | 30212108 |
11 | 16065893 |
12 | a14ba38 |
13 | 634a6b4 |
14 | 402635a |
15 | 29bbb08 |
hex | 1cd000c |
30212108 has 6 divisors (see below), whose sum is σ = 52871196. Its totient is φ = 15106052.
The previous prime is 30212093. The next prime is 30212129. The reversal of 30212108 is 80121203.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3776510 + ... + 3776517.
It is an arithmetic number, because the mean of its divisors is an integer number (8811866).
Almost surely, 230212108 is an apocalyptic number.
It is an amenable number.
30212108 is a deficient number, since it is larger than the sum of its proper divisors (22659088).
30212108 is a wasteful number, since it uses less digits than its factorization.
30212108 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7553031 (or 7553029 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 17.
The square root of 30212108 is about 5496.5541933106. The cubic root of 30212108 is about 311.4538302405.
The spelling of 30212108 in words is "thirty million, two hundred twelve thousand, one hundred eight".
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