Base | Representation |
---|---|
bin | 1100010101110011100… |
… | …1111000011011110101 |
3 | 202021020111010022021111 |
4 | 3011130321320123311 |
5 | 11433200042342431 |
6 | 241221430315021 |
7 | 21213566621035 |
oct | 3053471703365 |
9 | 667214108244 |
10 | 212012074741 |
11 | 81a0631a7a5 |
12 | 3510a4b8a71 |
13 | 16cb9b209cc |
14 | a3935638c5 |
15 | 57acccc7b1 |
hex | 315ce786f5 |
212012074741 has 2 divisors, whose sum is σ = 212012074742. Its totient is φ = 212012074740.
The previous prime is 212012074717. The next prime is 212012074783. The reversal of 212012074741 is 147470210212.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 169473012241 + 42539062500 = 411671^2 + 206250^2 .
It is a cyclic number.
It is not a de Polignac number, because 212012074741 - 29 = 212012074229 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (212012074441) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106006037370 + 106006037371.
It is an arithmetic number, because the mean of its divisors is an integer number (106006037371).
Almost surely, 2212012074741 is an apocalyptic number.
It is an amenable number.
212012074741 is a deficient number, since it is larger than the sum of its proper divisors (1).
212012074741 is an equidigital number, since it uses as much as digits as its factorization.
212012074741 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 6272, while the sum is 31.
Adding to 212012074741 its reverse (147470210212), we get a palindrome (359482284953).
The spelling of 212012074741 in words is "two hundred twelve billion, twelve million, seventy-four thousand, seven hundred forty-one".
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