Base | Representation |
---|---|
bin | 11000110010111010… |
… | …11000001001111101 |
3 | 1021100201221100211021 |
4 | 30121131120021331 |
5 | 204230340032110 |
6 | 10040535024141 |
7 | 650612263006 |
oct | 143135301175 |
9 | 37321840737 |
10 | 13312033405 |
11 | 5711328800 |
12 | 26b620b051 |
13 | 1341c23a58 |
14 | 903d921ad |
15 | 52da3b2da |
hex | 31975827d |
13312033405 has 12 divisors (see below), whose sum is σ = 17558682876. Its totient is φ = 9681478400.
The previous prime is 13312033393. The next prime is 13312033417. The reversal of 13312033405 is 50433021331.
It is an interprime number because it is at equal distance from previous prime (13312033393) and next prime (13312033417).
It can be written as a sum of positive squares in 2 ways, for example, as 2062885561 + 11249147844 = 45419^2 + 106062^2 .
It is not a de Polignac number, because 13312033405 - 211 = 13312031357 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 13312033405.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11001076 + ... + 11002285.
It is an arithmetic number, because the mean of its divisors is an integer number (1463223573).
Almost surely, 213312033405 is an apocalyptic number.
It is an amenable number.
13312033405 is a deficient number, since it is larger than the sum of its proper divisors (4246649471).
13312033405 is a wasteful number, since it uses less digits than its factorization.
13312033405 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22003388 (or 22003377 counting only the distinct ones).
The product of its (nonzero) digits is 3240, while the sum is 25.
Adding to 13312033405 its reverse (50433021331), we get a palindrome (63745054736).
The spelling of 13312033405 in words is "thirteen billion, three hundred twelve million, thirty-three thousand, four hundred five".
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