Base | Representation |
---|---|
bin | 11000110110100000… |
… | …11101110011110001 |
3 | 1021102211201010220011 |
4 | 30123100131303301 |
5 | 204311100444441 |
6 | 10043533414521 |
7 | 651426566242 |
oct | 143320356361 |
9 | 37384633804 |
10 | 13342203121 |
11 | 5727364755 |
12 | 270433a441 |
13 | 1348258060 |
14 | 907da6cc9 |
15 | 5314ea581 |
hex | 31b41dcf1 |
13342203121 has 16 divisors (see below), whose sum is σ = 14520069648. Its totient is φ = 12186144000.
The previous prime is 13342203103. The next prime is 13342203131. The reversal of 13342203121 is 12130224331.
It can be written as a sum of positive squares in 8 ways, for example, as 280227600 + 13061975521 = 16740^2 + 114289^2 .
It is a cyclic number.
It is not a de Polignac number, because 13342203121 - 25 = 13342203089 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 13342203092 and 13342203101.
It is not an unprimeable number, because it can be changed into a prime (13342203131) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3439435 + ... + 3443311.
It is an arithmetic number, because the mean of its divisors is an integer number (907504353).
Almost surely, 213342203121 is an apocalyptic number.
It is an amenable number.
13342203121 is a deficient number, since it is larger than the sum of its proper divisors (1177866527).
13342203121 is a wasteful number, since it uses less digits than its factorization.
13342203121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6612.
The product of its (nonzero) digits is 864, while the sum is 22.
Adding to 13342203121 its reverse (12130224331), we get a palindrome (25472427452).
The spelling of 13342203121 in words is "thirteen billion, three hundred forty-two million, two hundred three thousand, one hundred twenty-one".
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