Base | Representation |
---|---|
bin | 10111001101100110… |
… | …10011011100001100 |
3 | 1012011111201110200220 |
4 | 23212303103130030 |
5 | 201010302040434 |
6 | 5420334551340 |
7 | 620552320065 |
oct | 134663233414 |
9 | 35144643626 |
10 | 12462143244 |
11 | 5315611741 |
12 | 24b9668550 |
13 | 1237b23775 |
14 | 86315b56c |
15 | 4ce10bd49 |
hex | 2e6cd370c |
12462143244 has 24 divisors (see below), whose sum is σ = 30608773440. Its totient is φ = 3935413584.
The previous prime is 12462143203. The next prime is 12462143347. The reversal of 12462143244 is 44234126421.
It is a nude number because it is divisible by every one of its digits.
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, 27329034 + ... + 27329489.
It is an arithmetic number, because the mean of its divisors is an integer number (1275365560).
Almost surely, 212462143244 is an apocalyptic number.
It is an amenable number.
12462143244 is an abundant number, since it is smaller than the sum of its proper divisors (18146630196).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12462143244 is a wasteful number, since it uses less digits than its factorization.
12462143244 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54658549 (or 54658547 counting only the distinct ones).
The product of its digits is 36864, while the sum is 33.
Adding to 12462143244 its reverse (44234126421), we get a palindrome (56696269665).
The spelling of 12462143244 in words is "twelve billion, four hundred sixty-two million, one hundred forty-three thousand, two hundred forty-four".
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