Base | Representation |
---|---|
bin | 11100001000110011… |
… | …001101101110001011 |
3 | 2212222112222200002011 |
4 | 130020303031232023 |
5 | 443333334224342 |
6 | 21513540520351 |
7 | 2116456166443 |
oct | 341063155613 |
9 | 85875880064 |
10 | 30212414347 |
11 | 118a4136085 |
12 | 5a320b00b7 |
13 | 2b063a7b6b |
14 | 166873d123 |
15 | bbc5d6717 |
hex | 708ccdb8b |
30212414347 has 2 divisors, whose sum is σ = 30212414348. Its totient is φ = 30212414346.
The previous prime is 30212414299. The next prime is 30212414381. The reversal of 30212414347 is 74341421203.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 30212414347 - 211 = 30212412299 is a prime.
It is a super-2 number, since 2×302124143472 (a number of 22 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (30212444347) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15106207173 + 15106207174.
It is an arithmetic number, because the mean of its divisors is an integer number (15106207174).
Almost surely, 230212414347 is an apocalyptic number.
30212414347 is a deficient number, since it is larger than the sum of its proper divisors (1).
30212414347 is an equidigital number, since it uses as much as digits as its factorization.
30212414347 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 16128, while the sum is 31.
The spelling of 30212414347 in words is "thirty billion, two hundred twelve million, four hundred fourteen thousand, three hundred forty-seven".
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