Base | Representation |
---|---|
bin | 1100000001000011000011… |
… | …1010011100110111000001 |
3 | 1201210001211202101201010102 |
4 | 3000100300322130313001 |
5 | 3212431430322001200 |
6 | 44033323501412145 |
7 | 2532355101203126 |
oct | 300206072346701 |
9 | 51701752351112 |
10 | 13212140031425 |
11 | 4234267676215 |
12 | 1594726b6a055 |
13 | 74ab9015a82a |
14 | 33968457674d |
15 | 17da287dc6d5 |
hex | c0430e9cdc1 |
13212140031425 has 6 divisors (see below), whose sum is σ = 16383053638998. Its totient is φ = 10569712025120.
The previous prime is 13212140031383. The next prime is 13212140031439. The reversal of 13212140031425 is 52413004121231.
It is a happy number.
It can be written as a sum of positive squares in 3 ways, for example, as 59266928704 + 13152873102721 = 243448^2 + 3626689^2 .
It is not a de Polignac number, because 13212140031425 - 26 = 13212140031361 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 264242800604 + ... + 264242800653.
It is an arithmetic number, because the mean of its divisors is an integer number (2730508939833).
Almost surely, 213212140031425 is an apocalyptic number.
It is an amenable number.
13212140031425 is a deficient number, since it is larger than the sum of its proper divisors (3170913607573).
13212140031425 is an equidigital number, since it uses as much as digits as its factorization.
13212140031425 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 528485601267 (or 528485601262 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 29.
Adding to 13212140031425 its reverse (52413004121231), we get a palindrome (65625144152656).
The spelling of 13212140031425 in words is "thirteen trillion, two hundred twelve billion, one hundred forty million, thirty-one thousand, four hundred twenty-five".
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