Base | Representation |
---|---|
bin | 1100010110100011010… |
… | …0111111101010001010 |
3 | 202021202102112200001122 |
4 | 3011220310333222022 |
5 | 11434102300321302 |
6 | 241253334115242 |
7 | 21221546154665 |
oct | 3055064775212 |
9 | 667672480048 |
10 | 212212120202 |
11 | 81aa9233925 |
12 | 351654abb22 |
13 | 1701c3c28c4 |
14 | a3b1d586dc |
15 | 57c06453a2 |
hex | 3168d3fa8a |
212212120202 has 16 divisors (see below), whose sum is σ = 335104439040. Its totient is φ = 100511729568.
The previous prime is 212212120177. The next prime is 212212120213. The reversal of 212212120202 is 202021212212.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130343 + ... + 664389.
It is an arithmetic number, because the mean of its divisors is an integer number (20944027440).
Almost surely, 2212212120202 is an apocalyptic number.
212212120202 is a deficient number, since it is larger than the sum of its proper divisors (122892318838).
212212120202 is a wasteful number, since it uses less digits than its factorization.
212212120202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 544525.
The product of its (nonzero) digits is 128, while the sum is 17.
Adding to 212212120202 its reverse (202021212212), we get a palindrome (414233332414).
The spelling of 212212120202 in words is "two hundred twelve billion, two hundred twelve million, one hundred twenty thousand, two hundred two".
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