Base | Representation |
---|---|
bin | 10110100111111010… |
… | …11010111101111101 |
3 | 1011100110220011200012 |
4 | 23103331122331331 |
5 | 144333340402123 |
6 | 5325123313005 |
7 | 606663352361 |
oct | 132375327575 |
9 | 34313804605 |
10 | 12146028413 |
11 | 5173130a12 |
12 | 242b81b765 |
13 | 11b74a2a7c |
14 | 8331912a1 |
15 | 4b14b8378 |
hex | 2d3f5af7d |
12146028413 has 4 divisors (see below), whose sum is σ = 12241666560. Its totient is φ = 12050390268.
The previous prime is 12146028379. The next prime is 12146028421. The reversal of 12146028413 is 31482064121.
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 12146028413 - 220 = 12144979837 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 12146028413.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12146028463) 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, 47818883 + ... + 47819136.
It is an arithmetic number, because the mean of its divisors is an integer number (3060416640).
Almost surely, 212146028413 is an apocalyptic number.
It is an amenable number.
12146028413 is a deficient number, since it is larger than the sum of its proper divisors (95638147).
12146028413 is an equidigital number, since it uses as much as digits as its factorization.
12146028413 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 95638146.
The product of its (nonzero) digits is 9216, while the sum is 32.
The spelling of 12146028413 in words is "twelve billion, one hundred forty-six million, twenty-eight thousand, four hundred thirteen".
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