Base | Representation |
---|---|
bin | 10110011010001110… |
… | …01010110100100010 |
3 | 1011001110201101210101 |
4 | 23031013022310202 |
5 | 144114433040302 |
6 | 5305501053014 |
7 | 604100013151 |
oct | 131507126442 |
9 | 34043641711 |
10 | 12031143202 |
11 | 51142a2a61 |
12 | 23b925716a |
13 | 1199749c60 |
14 | 821c07598 |
15 | 4a6373287 |
hex | 2cd1cad22 |
12031143202 has 16 divisors (see below), whose sum is σ = 20578155192. Its totient is φ = 5226197760.
The previous prime is 12031143169. The next prime is 12031143217. The reversal of 12031143202 is 20234113021.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 7087787721 + 4943355481 = 84189^2 + 70309^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 12031143202.
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, 13609449 + ... + 13610332.
Almost surely, 212031143202 is an apocalyptic number.
12031143202 is a deficient number, since it is larger than the sum of its proper divisors (8547011990).
12031143202 is a wasteful number, since it uses less digits than its factorization.
12031143202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27219813.
The product of its (nonzero) digits is 288, while the sum is 19.
Adding to 12031143202 its reverse (20234113021), we get a palindrome (32265256223).
The spelling of 12031143202 in words is "twelve billion, thirty-one million, one hundred forty-three thousand, two hundred two".
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