Base | Representation |
---|---|
bin | 1100010110100011000… |
… | …0101110101011011011 |
3 | 202021202100102212021112 |
4 | 3011220300232223123 |
5 | 11434102004031300 |
6 | 241253254130535 |
7 | 21221533520102 |
oct | 3055060565333 |
9 | 667670385245 |
10 | 212211002075 |
11 | 81aa863a856 |
12 | 35165050a4b |
13 | 1701c0c09a7 |
14 | a3b1b47039 |
15 | 57c04c3e35 |
hex | 3168c2eadb |
212211002075 has 6 divisors (see below), whose sum is σ = 263141642604. Its totient is φ = 169768801640.
The previous prime is 212211001993. The next prime is 212211002077. The reversal of 212211002075 is 570200112212.
It is not a de Polignac number, because 212211002075 - 212 = 212210997979 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 212211002075.
It is not an unprimeable number, because it can be changed into a prime (212211002077) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4244220017 + ... + 4244220066.
It is an arithmetic number, because the mean of its divisors is an integer number (43856940434).
Almost surely, 2212211002075 is an apocalyptic number.
212211002075 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
212211002075 is a deficient number, since it is larger than the sum of its proper divisors (50930640529).
212211002075 is an equidigital number, since it uses as much as digits as its factorization.
212211002075 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8488440093 (or 8488440088 counting only the distinct ones).
The product of its (nonzero) digits is 560, while the sum is 23.
Adding to 212211002075 its reverse (570200112212), we get a palindrome (782411114287).
The spelling of 212211002075 in words is "two hundred twelve billion, two hundred eleven million, two thousand, seventy-five".
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