Base | Representation |
---|---|
bin | 110001111010… |
… | …111011100100 |
3 | 220121212012211 |
4 | 301322323210 |
5 | 11322231221 |
6 | 1144253204 |
7 | 216142606 |
oct | 61727344 |
9 | 26555184 |
10 | 13086436 |
11 | 7429040 |
12 | 4471204 |
13 | 293266c |
14 | 1a49176 |
15 | 12376e1 |
hex | c7aee4 |
13086436 has 36 divisors (see below), whose sum is σ = 25769520. Its totient is φ = 5765200.
The previous prime is 13086427. The next prime is 13086449. The reversal of 13086436 is 63468031.
It is a junction number, because it is equal to n+sod(n) for n = 13086398 and 13086407.
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, 184281 + ... + 184351.
It is an arithmetic number, because the mean of its divisors is an integer number (715820).
Almost surely, 213086436 is an apocalyptic number.
It is an amenable number.
13086436 is a deficient number, since it is larger than the sum of its proper divisors (12683084).
13086436 is a wasteful number, since it uses less digits than its factorization.
13086436 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 216 (or 143 counting only the distinct ones).
The product of its (nonzero) digits is 10368, while the sum is 31.
The square root of 13086436 is about 3617.5179336114. The cubic root of 13086436 is about 235.6534461549.
It can be divided in two parts, 1308 and 6436, that added together give a square (7744 = 882).
The spelling of 13086436 in words is "thirteen million, eighty-six thousand, four hundred thirty-six".
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