Base | Representation |
---|---|
bin | 10001101000111000000… |
… | …110011111001100011010 |
3 | 11021212200212101121212222 |
4 | 101220320012133030122 |
5 | 124324411213032302 |
6 | 2324501405104042 |
7 | 153400341010226 |
oct | 21507006371432 |
9 | 4255625347788 |
10 | 1212122002202 |
11 | 4280702a7831 |
12 | 176b01258022 |
13 | 8a3c1ac7887 |
14 | 4294a423786 |
15 | 217e4009da2 |
hex | 11a3819f31a |
1212122002202 has 8 divisors (see below), whose sum is σ = 1828228213812. Its totient is φ = 602712597600.
The previous prime is 1212122002187. The next prime is 1212122002211. The reversal of 1212122002202 is 2022002212121.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 1211300549281 + 821452921 = 1100591^2 + 28661^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1674201299 + ... + 1674202022.
Almost surely, 21212122002202 is an apocalyptic number.
1212122002202 is a deficient number, since it is larger than the sum of its proper divisors (616106211610).
1212122002202 is a wasteful number, since it uses less digits than its factorization.
1212122002202 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3348403504.
The product of its (nonzero) digits is 128, while the sum is 17.
Adding to 1212122002202 its reverse (2022002212121), we get a palindrome (3234124214323).
The spelling of 1212122002202 in words is "one trillion, two hundred twelve billion, one hundred twenty-two million, two thousand, two hundred two".
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