Base | Representation |
---|---|
bin | 1100010110111101010… |
… | …0110010111111101000 |
3 | 202022001000122102222210 |
4 | 3011233110302333220 |
5 | 11434313201321412 |
6 | 241312230245120 |
7 | 21224341513224 |
oct | 3055724627750 |
9 | 668030572883 |
10 | 212321120232 |
11 | 820548121a1 |
12 | 35195ab67a0 |
13 | 17038b67a70 |
14 | a3c260d784 |
15 | 57c9ec683c |
hex | 316f532fe8 |
212321120232 has 64 divisors (see below), whose sum is σ = 574025760000. Its totient is φ = 65056207104.
The previous prime is 212321120227. The next prime is 212321120233. The reversal of 212321120232 is 232021123212.
It is a super-3 number, since 3×2123211202323 (a number of 35 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 212321120199 and 212321120208.
It is not an unprimeable number, because it can be changed into a prime (212321120233) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1349107 + ... + 1498242.
It is an arithmetic number, because the mean of its divisors is an integer number (8969152500).
Almost surely, 2212321120232 is an apocalyptic number.
It is an amenable number.
212321120232 is an abundant number, since it is smaller than the sum of its proper divisors (361704639768).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212321120232 is a wasteful number, since it uses less digits than its factorization.
212321120232 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2847610 (or 2847606 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 21.
Adding to 212321120232 its reverse (232021123212), we get a palindrome (444342243444).
The spelling of 212321120232 in words is "two hundred twelve billion, three hundred twenty-one million, one hundred twenty thousand, two hundred thirty-two".
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