Base | Representation |
---|---|
bin | 110010100010… |
… | …001001111001 |
3 | 220221000121020 |
4 | 302202021321 |
5 | 11342401342 |
6 | 1151533053 |
7 | 220412163 |
oct | 62421171 |
9 | 26830536 |
10 | 13247097 |
11 | 7528816 |
12 | 452a189 |
13 | 298a826 |
14 | 1a8b933 |
15 | 126a0ec |
hex | ca2279 |
13247097 has 16 divisors (see below), whose sum is σ = 18881280. Its totient is φ = 8232192.
The previous prime is 13247089. The next prime is 13247107. The reversal of 13247097 is 79074231.
It is not a de Polignac number, because 13247097 - 23 = 13247089 is a prime.
It is not an unprimeable number, because it can be changed into a prime (13247077) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4368 + ... + 6750.
It is an arithmetic number, because the mean of its divisors is an integer number (1180080).
Almost surely, 213247097 is an apocalyptic number.
13247097 is a gapful number since it is divisible by the number (17) formed by its first and last digit.
It is an amenable number.
13247097 is a deficient number, since it is larger than the sum of its proper divisors (5634183).
13247097 is a wasteful number, since it uses less digits than its factorization.
13247097 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2512.
The product of its (nonzero) digits is 10584, while the sum is 33.
The square root of 13247097 is about 3639.6561650793. The cubic root of 13247097 is about 236.6138917789.
The spelling of 13247097 in words is "thirteen million, two hundred forty-seven thousand, ninety-seven".
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