Base | Representation |
---|---|
bin | 110000010000001000101110… |
… | …101011001011100111000111 |
3 | 1000211101120022101121111112002 |
4 | 300100020232223023213013 |
5 | 210303413024443321142 |
6 | 2031202140131015515 |
7 | 62462015302145411 |
oct | 6020105653134707 |
9 | 1024346271544462 |
10 | 212215117167047 |
11 | 61688a20227735 |
12 | 1b97486543a59b |
13 | 9154a51b8b297 |
14 | 3a593a32c79b1 |
15 | 198030768ea32 |
hex | c1022eacb9c7 |
212215117167047 has 2 divisors, whose sum is σ = 212215117167048. Its totient is φ = 212215117167046.
The previous prime is 212215117167043. The next prime is 212215117167107. The reversal of 212215117167047 is 740761711512212.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 212215117167047 - 22 = 212215117167043 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 212215117166992 and 212215117167010.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (212215117167043) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106107558583523 + 106107558583524.
It is an arithmetic number, because the mean of its divisors is an integer number (106107558583524).
Almost surely, 2212215117167047 is an apocalyptic number.
212215117167047 is a deficient number, since it is larger than the sum of its proper divisors (1).
212215117167047 is an equidigital number, since it uses as much as digits as its factorization.
212215117167047 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 329280, while the sum is 47.
Adding to 212215117167047 its reverse (740761711512212), we get a palindrome (952976828679259).
The spelling of 212215117167047 in words is "two hundred twelve trillion, two hundred fifteen billion, one hundred seventeen million, one hundred sixty-seven thousand, forty-seven".
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