Base | Representation |
---|---|
bin | 1101110000011010111101… |
… | …00000000010000101111011 |
3 | 10222002222012222222020200012 |
4 | 12320031132200002011323 |
5 | 12431113112232334321 |
6 | 144201045212132135 |
7 | 6241364655251300 |
oct | 670153640020573 |
9 | 128088188866605 |
10 | 30251040121211 |
11 | 9703437561808 |
12 | 3486a3016704b |
13 | 13b5878b45080 |
14 | 76822dd910a7 |
15 | 376d7409c05b |
hex | 1b835e80217b |
30251040121211 has 12 divisors (see below), whose sum is σ = 37896907405392. Its totient is φ = 23934888886608.
The previous prime is 30251040121199. The next prime is 30251040121223. The reversal of 30251040121211 is 11212104015203.
It is an interprime number because it is at equal distance from previous prime (30251040121199) and next prime (30251040121223).
It is not a de Polignac number, because 30251040121211 - 238 = 29976162214267 is a prime.
It is not an unprimeable number, because it can be changed into a prime (30251040121271) 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, 23744928815 + ... + 23744930088.
It is an arithmetic number, because the mean of its divisors is an integer number (3158075617116).
Almost surely, 230251040121211 is an apocalyptic number.
30251040121211 is a deficient number, since it is larger than the sum of its proper divisors (7645867284181).
30251040121211 is a wasteful number, since it uses less digits than its factorization.
30251040121211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 47489858930 (or 47489858923 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 23.
Adding to 30251040121211 its reverse (11212104015203), we get a palindrome (41463144136414).
The spelling of 30251040121211 in words is "thirty trillion, two hundred fifty-one billion, forty million, one hundred twenty-one thousand, two hundred eleven".
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