Base | Representation |
---|---|
bin | 10110100101010101… |
… | …00100101100101000 |
3 | 1011021222000210001002 |
4 | 23102222210230220 |
5 | 144312310412222 |
6 | 5323030014132 |
7 | 606310636322 |
oct | 132252445450 |
9 | 34258023032 |
10 | 12124310312 |
11 | 5161947874 |
12 | 24244a7348 |
13 | 11b2b3a61a |
14 | 83033a612 |
15 | 4ae628392 |
hex | 2d2aa4b28 |
12124310312 has 8 divisors (see below), whose sum is σ = 22733081850. Its totient is φ = 6062155152.
The previous prime is 12124310299. The next prime is 12124310323. The reversal of 12124310312 is 21301342121.
It can be written as a sum of positive squares in only one way, i.e., 11812646596 + 311663716 = 108686^2 + 17654^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 757769387 + ... + 757769402.
Almost surely, 212124310312 is an apocalyptic number.
It is an amenable number.
12124310312 is a deficient number, since it is larger than the sum of its proper divisors (10608771538).
12124310312 is a wasteful number, since it uses less digits than its factorization.
12124310312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1515538795 (or 1515538791 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 20.
Adding to 12124310312 its reverse (21301342121), we get a palindrome (33425652433).
The spelling of 12124310312 in words is "twelve billion, one hundred twenty-four million, three hundred ten thousand, three hundred twelve".
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