Base | Representation |
---|---|
bin | 110000010000000011111111… |
… | …100101111111111110010101 |
3 | 1000211101002012000120010000021 |
4 | 300100003333211333332111 |
5 | 210303322121232442323 |
6 | 2031155535404545141 |
7 | 62461445266454635 |
oct | 6020037745777625 |
9 | 1024332160503007 |
10 | 212210032312213 |
11 | 61686850a32a71 |
12 | 1b9738865521b1 |
13 | 915442158c640 |
14 | 3a5903dc586c5 |
15 | 198010b07605d |
hex | c100ff97ff95 |
212210032312213 has 32 divisors (see below), whose sum is σ = 242692846873344. Its totient is φ = 183818858775552.
The previous prime is 212210032312177. The next prime is 212210032312217. The reversal of 212210032312213 is 312213230012212.
It is not a de Polignac number, because 212210032312213 - 233 = 212201442377621 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (212210032312217) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 106237231 + ... + 108216307.
It is an arithmetic number, because the mean of its divisors is an integer number (7584151464792).
Almost surely, 2212210032312213 is an apocalyptic number.
It is an amenable number.
212210032312213 is a deficient number, since it is larger than the sum of its proper divisors (30482814561131).
212210032312213 is a wasteful number, since it uses less digits than its factorization.
212210032312213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1980541.
The product of its (nonzero) digits is 1728, while the sum is 25.
Adding to 212210032312213 its reverse (312213230012212), we get a palindrome (524423262324425).
The spelling of 212210032312213 in words is "two hundred twelve trillion, two hundred ten billion, thirty-two million, three hundred twelve thousand, two hundred thirteen".
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