Base | Representation |
---|---|
bin | 110001111111… |
… | …000011001011 |
3 | 220122201100200 |
4 | 301333003023 |
5 | 11323301212 |
6 | 1144503243 |
7 | 216243030 |
oct | 61770313 |
9 | 26581320 |
10 | 13103307 |
11 | 743a788 |
12 | 447ab23 |
13 | 293a249 |
14 | 1a51387 |
15 | 123c6dc |
hex | c7f0cb |
13103307 has 24 divisors (see below), whose sum is σ = 22573824. Its totient is φ = 7161264.
The previous prime is 13103303. The next prime is 13103323. The reversal of 13103307 is 70330131.
It is not a de Polignac number, because 13103307 - 22 = 13103303 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 13103307.
It is not an unprimeable number, because it can be changed into a prime (13103303) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3073 + ... + 5970.
It is an arithmetic number, because the mean of its divisors is an integer number (940576).
Almost surely, 213103307 is an apocalyptic number.
13103307 is a deficient number, since it is larger than the sum of its proper divisors (9470517).
13103307 is a wasteful number, since it uses less digits than its factorization.
13103307 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9079 (or 9076 counting only the distinct ones).
The product of its (nonzero) digits is 189, while the sum is 18.
The square root of 13103307 is about 3619.8490300011. The cubic root of 13103307 is about 235.7546706090.
Adding to 13103307 its reverse (70330131), we get a palindrome (83433438).
The spelling of 13103307 in words is "thirteen million, one hundred three thousand, three hundred seven".
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