Base | Representation |
---|---|
bin | 10110010110100010… |
… | …01010110100100100 |
3 | 1010222022111211201002 |
4 | 23023101022310210 |
5 | 144034023211322 |
6 | 5302434052432 |
7 | 603243050414 |
oct | 131321126444 |
9 | 33868454632 |
10 | 12000210212 |
11 | 50a8895601 |
12 | 23aaa1a118 |
13 | 1193209403 |
14 | 81ba74644 |
15 | 4a37b2c92 |
hex | 2cb44ad24 |
12000210212 has 12 divisors (see below), whose sum is σ = 21001542156. Its totient is φ = 5999769600.
The previous prime is 12000210199. The next prime is 12000210269. The reversal of 12000210212 is 21201200021.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 4786425856 + 7213784356 = 69184^2 + 84934^2 .
It is a junction number, because it is equal to n+sod(n) for n = 12000210193 and 12000210202.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7712 + ... + 155112.
It is an arithmetic number, because the mean of its divisors is an integer number (1750128513).
Almost surely, 212000210212 is an apocalyptic number.
It is an amenable number.
12000210212 is a deficient number, since it is larger than the sum of its proper divisors (9001331944).
12000210212 is a wasteful number, since it uses less digits than its factorization.
12000210212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 167758 (or 167756 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 11.
Adding to 12000210212 its reverse (21201200021), we get a palindrome (33201410233).
The spelling of 12000210212 in words is "twelve billion, two hundred ten thousand, two hundred twelve".
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