Base | Representation |
---|---|
bin | 1100010101110101100… |
… | …0111111110000101010 |
3 | 202021021001110200211221 |
4 | 3011131120333300222 |
5 | 11433204134344320 |
6 | 241222321212254 |
7 | 21214026141604 |
oct | 3053530776052 |
9 | 667231420757 |
10 | 212020231210 |
11 | 81a0a990887 |
12 | 3511119108a |
13 | 16cbb718418 |
14 | a394688174 |
15 | 57ad88e3aa |
hex | 315d63fc2a |
212020231210 has 16 divisors (see below), whose sum is σ = 385414996392. Its totient is φ = 83968408000.
The previous prime is 212020231187. The next prime is 212020231237. The reversal of 212020231210 is 12132020212.
It is a happy number.
212020231210 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 193611440169 + 18408791041 = 440013^2 + 135679^2 .
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, 104959501 + ... + 104961520.
Almost surely, 2212020231210 is an apocalyptic number.
212020231210 is a deficient number, since it is larger than the sum of its proper divisors (173394765182).
212020231210 is a wasteful number, since it uses less digits than its factorization.
212020231210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 209921129.
The product of its (nonzero) digits is 96, while the sum is 16.
Adding to 212020231210 its reverse (12132020212), we get a palindrome (224152251422).
The spelling of 212020231210 in words is "two hundred twelve billion, twenty million, two hundred thirty-one thousand, two hundred ten".
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