Base | Representation |
---|---|
bin | 110010100010… |
… | …001010011100 |
3 | 220221000122112 |
4 | 302202022130 |
5 | 11342402012 |
6 | 1151533152 |
7 | 220412243 |
oct | 62421234 |
9 | 26830575 |
10 | 13247132 |
11 | 7528848 |
12 | 452a1b8 |
13 | 298a852 |
14 | 1a8b95a |
15 | 126a122 |
hex | ca229c |
13247132 has 12 divisors (see below), whose sum is σ = 23462376. Its totient is φ = 6543600.
The previous prime is 13247119. The next prime is 13247159. The reversal of 13247132 is 23174231.
It is a junction number, because it is equal to n+sod(n) for n = 13247098 and 13247107.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19619 + ... + 20282.
It is an arithmetic number, because the mean of its divisors is an integer number (1955198).
Almost surely, 213247132 is an apocalyptic number.
It is an amenable number.
13247132 is a deficient number, since it is larger than the sum of its proper divisors (10215244).
13247132 is a wasteful number, since it uses less digits than its factorization.
13247132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 39988 (or 39986 counting only the distinct ones).
The product of its digits is 1008, while the sum is 23.
The square root of 13247132 is about 3639.6609732226. The cubic root of 13247132 is about 236.6141001637.
The spelling of 13247132 in words is "thirteen million, two hundred forty-seven thousand, one hundred thirty-two".
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