Base | Representation |
---|---|
bin | 110010110001… |
… | …110011100111 |
3 | 221001021112200 |
4 | 302301303213 |
5 | 11401424312 |
6 | 1153145543 |
7 | 221100120 |
oct | 62616347 |
9 | 27037480 |
10 | 13311207 |
11 | 75719a8 |
12 | 455b2b3 |
13 | 29b0a70 |
14 | 1aa7047 |
15 | 127e0dc |
hex | cb1ce7 |
13311207 has 24 divisors (see below), whose sum is σ = 23665824. Its totient is φ = 7020864.
The previous prime is 13311169. The next prime is 13311217. The reversal of 13311207 is 70211331.
13311207 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 13311207 - 26 = 13311143 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 13311207.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13311217) 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, 7308 + ... + 8945.
It is an arithmetic number, because the mean of its divisors is an integer number (986076).
Almost surely, 213311207 is an apocalyptic number.
13311207 is a deficient number, since it is larger than the sum of its proper divisors (10354617).
13311207 is a wasteful number, since it uses less digits than its factorization.
13311207 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16279 (or 16276 counting only the distinct ones).
The product of its (nonzero) digits is 126, while the sum is 18.
The square root of 13311207 is about 3648.4526857286. The cubic root of 13311207 is about 236.9949793307.
Adding to 13311207 its reverse (70211331), we get a palindrome (83522538).
The spelling of 13311207 in words is "thirteen million, three hundred eleven thousand, two hundred seven".
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