Base | Representation |
---|---|
bin | 110011110010010100… |
… | …0011110111101010100 |
3 | 101122001102020100121202 |
4 | 1213210220132331110 |
5 | 3310224230001322 |
6 | 123031132132032 |
7 | 11014613255603 |
oct | 1474450367524 |
9 | 348042210552 |
10 | 111210000212 |
11 | 43189167193 |
12 | 19678007018 |
13 | a6440b306c |
14 | 554db97a3a |
15 | 2d5d45b292 |
hex | 19e4a1ef54 |
111210000212 has 6 divisors (see below), whose sum is σ = 194617500378. Its totient is φ = 55605000104.
The previous prime is 111210000193. The next prime is 111210000217. The reversal of 111210000212 is 212000012111.
It can be written as a sum of positive squares in only one way, i.e., 83292268816 + 27917731396 = 288604^2 + 167086^2 .
It is a junction number, because it is equal to n+sod(n) for n = 111210000193 and 111210000202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (111210000217) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13901250023 + ... + 13901250030.
It is an arithmetic number, because the mean of its divisors is an integer number (32436250063).
Almost surely, 2111210000212 is an apocalyptic number.
It is an amenable number.
111210000212 is a deficient number, since it is larger than the sum of its proper divisors (83407500166).
111210000212 is a wasteful number, since it uses less digits than its factorization.
111210000212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27802500057 (or 27802500055 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 11.
Adding to 111210000212 its reverse (212000012111), we get a palindrome (323210012323).
The spelling of 111210000212 in words is "one hundred eleven billion, two hundred ten million, two hundred twelve", and thus it is an aban number.
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