Base | Representation |
---|---|
bin | 1100010110100011000… |
… | …1001001100001000001 |
3 | 202021202100122110001212 |
4 | 3011220301021201001 |
5 | 11434102021041001 |
6 | 241253300335505 |
7 | 21221534455430 |
oct | 3055061114101 |
9 | 667670573055 |
10 | 212211112001 |
11 | 81aa87053a9 |
12 | 351650a4595 |
13 | 1701c12ba35 |
14 | a3b1b75117 |
15 | 57c04e67bb |
hex | 3168c49841 |
212211112001 has 8 divisors (see below), whose sum is σ = 253071636864. Its totient is φ = 173986750080.
The previous prime is 212211111991. The next prime is 212211112007. The reversal of 212211112001 is 100211112212.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 212211112001 - 214 = 212211095617 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (212211112007) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 659040560 + ... + 659040881.
It is an arithmetic number, because the mean of its divisors is an integer number (31633954608).
Almost surely, 2212211112001 is an apocalyptic number.
It is an amenable number.
212211112001 is a deficient number, since it is larger than the sum of its proper divisors (40860524863).
212211112001 is a wasteful number, since it uses less digits than its factorization.
212211112001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1318081471.
The product of its (nonzero) digits is 16, while the sum is 14.
Adding to 212211112001 its reverse (100211112212), we get a palindrome (312422224213).
The spelling of 212211112001 in words is "two hundred twelve billion, two hundred eleven million, one hundred twelve thousand, one".
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