Base | Representation |
---|---|
bin | 1100010101110000110… |
… | …0101000000001000101 |
3 | 202021012122210120022011 |
4 | 3011130030220001011 |
5 | 11433134023223023 |
6 | 241220324134221 |
7 | 21213364026643 |
oct | 3053414500105 |
9 | 667178716264 |
10 | 212000211013 |
11 | 819aa657368 |
12 | 35106537371 |
13 | 16cb7528a56 |
14 | a391b56193 |
15 | 57abc3750d |
hex | 315c328045 |
212000211013 has 2 divisors, whose sum is σ = 212000211014. Its totient is φ = 212000211012.
The previous prime is 212000211011. The next prime is 212000211019. The reversal of 212000211013 is 310112000212.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 166110859489 + 45889351524 = 407567^2 + 214218^2 .
It is a cyclic number.
It is not a de Polignac number, because 212000211013 - 21 = 212000211011 is a prime.
Together with 212000211011, it forms a pair of twin primes.
It is a junction number, because it is equal to n+sod(n) for n = 212000210984 and 212000211002.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (212000211011) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106000105506 + 106000105507.
It is an arithmetic number, because the mean of its divisors is an integer number (106000105507).
Almost surely, 2212000211013 is an apocalyptic number.
It is an amenable number.
212000211013 is a deficient number, since it is larger than the sum of its proper divisors (1).
212000211013 is an equidigital number, since it uses as much as digits as its factorization.
212000211013 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 24, while the sum is 13.
Adding to 212000211013 its reverse (310112000212), we get a palindrome (522112211225).
The spelling of 212000211013 in words is "two hundred twelve billion, two hundred eleven thousand, thirteen".
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