Base | Representation |
---|---|
bin | 11001010001101… |
… | …01011101000110 |
3 | 112202222022021012 |
4 | 30220311131012 |
5 | 413240000202 |
6 | 33012322222 |
7 | 5153144030 |
oct | 1450653506 |
9 | 482868235 |
10 | 212031302 |
11 | a976028a |
12 | 5b013372 |
13 | 34c0a612 |
14 | 20234c50 |
15 | 13934152 |
hex | ca35746 |
212031302 has 16 divisors (see below), whose sum is σ = 367863552. Its totient is φ = 89775240.
The previous prime is 212031283. The next prime is 212031311. The reversal of 212031302 is 203130212.
It is a happy number.
212031302 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (14).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90074 + ... + 92397.
It is an arithmetic number, because the mean of its divisors is an integer number (22991472).
Almost surely, 2212031302 is an apocalyptic number.
212031302 is a deficient number, since it is larger than the sum of its proper divisors (155832250).
212031302 is a wasteful number, since it uses less digits than its factorization.
212031302 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 182563.
The product of its (nonzero) digits is 72, while the sum is 14.
The square root of 212031302 is about 14561.2946539791. The cubic root of 212031302 is about 596.3025410968.
Adding to 212031302 its reverse (203130212), we get a palindrome (415161514).
The spelling of 212031302 in words is "two hundred twelve million, thirty-one thousand, three hundred two".
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