Base | Representation |
---|---|
bin | 11000110011001011… |
… | …10110111100000101 |
3 | 1021100220010022112111 |
4 | 30121211312330011 |
5 | 204231422203040 |
6 | 10041054421021 |
7 | 650640212524 |
oct | 143145667405 |
9 | 37326108474 |
10 | 13314256645 |
11 | 5712607098 |
12 | 26b6b01771 |
13 | 1342521991 |
14 | 9043b04bb |
15 | 52dd29dea |
hex | 319976f05 |
13314256645 has 8 divisors (see below), whose sum is σ = 15987904920. Its totient is φ = 10644207360.
The previous prime is 13314256643. The next prime is 13314256661. The reversal of 13314256645 is 54665241331.
It can be written as a sum of positive squares in 4 ways, for example, as 152201569 + 13162055076 = 12337^2 + 114726^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 13314256645 - 21 = 13314256643 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 13314256598 and 13314256607.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13314256643) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 891600 + ... + 906409.
It is an arithmetic number, because the mean of its divisors is an integer number (1998488115).
Almost surely, 213314256645 is an apocalyptic number.
It is an amenable number.
13314256645 is a deficient number, since it is larger than the sum of its proper divisors (2673648275).
13314256645 is a wasteful number, since it uses less digits than its factorization.
13314256645 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1799495.
The product of its digits is 259200, while the sum is 40.
Adding to 13314256645 its reverse (54665241331), we get a palindrome (67979497976).
The spelling of 13314256645 in words is "thirteen billion, three hundred fourteen million, two hundred fifty-six thousand, six hundred forty-five".
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