Base | Representation |
---|---|
bin | 10111100100010000… |
… | …00100001100101101 |
3 | 1012122202020001200111 |
4 | 23302020010030231 |
5 | 201402421311323 |
6 | 5451243100021 |
7 | 625350242404 |
oct | 136210041455 |
9 | 35582201614 |
10 | 12652135213 |
11 | 54028894a3 |
12 | 2551211611 |
13 | 12682b5653 |
14 | 88049663b |
15 | 4e0b3ac0d |
hex | 2f220432d |
12652135213 has 4 divisors (see below), whose sum is σ = 12840973120. Its totient is φ = 12463297308.
The previous prime is 12652135211. The next prime is 12652135219. The reversal of 12652135213 is 31253125621.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 12652135213 - 21 = 12652135211 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12652135211) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94418853 + ... + 94418986.
It is an arithmetic number, because the mean of its divisors is an integer number (3210243280).
Almost surely, 212652135213 is an apocalyptic number.
It is an amenable number.
12652135213 is a deficient number, since it is larger than the sum of its proper divisors (188837907).
12652135213 is an equidigital number, since it uses as much as digits as its factorization.
12652135213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 188837906.
The product of its digits is 10800, while the sum is 31.
The spelling of 12652135213 in words is "twelve billion, six hundred fifty-two million, one hundred thirty-five thousand, two hundred thirteen".
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