Base | Representation |
---|---|
bin | 110010010010… |
… | …010000111101 |
3 | 220210201022201 |
4 | 302102100331 |
5 | 11333311023 |
6 | 1150311501 |
7 | 220021345 |
oct | 62222075 |
9 | 26721281 |
10 | 13182013 |
11 | 7493929 |
12 | 44b8591 |
13 | 2967010 |
14 | 1a71d25 |
15 | 1255bad |
hex | c9243d |
13182013 has 8 divisors (see below), whose sum is σ = 14813568. Its totient is φ = 11638704.
The previous prime is 13182011. The next prime is 13182017. The reversal of 13182013 is 31028131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 13182013 - 21 = 13182011 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13182011) 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 7 ways as a sum of consecutive naturals, for example, 21745 + ... + 22342.
It is an arithmetic number, because the mean of its divisors is an integer number (1851696).
Almost surely, 213182013 is an apocalyptic number.
13182013 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
13182013 is a deficient number, since it is larger than the sum of its proper divisors (1631555).
13182013 is a wasteful number, since it uses less digits than its factorization.
13182013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 44123.
The product of its (nonzero) digits is 144, while the sum is 19.
The square root of 13182013 is about 3630.7042016667. The cubic root of 13182013 is about 236.2257547229.
The spelling of 13182013 in words is "thirteen million, one hundred eighty-two thousand, thirteen".
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