Base | Representation |
---|---|
bin | 110010001001… |
… | …100011010011 |
3 | 220201220100212 |
4 | 302021203103 |
5 | 11331140243 |
6 | 1145434335 |
7 | 216512321 |
oct | 62114323 |
9 | 26656325 |
10 | 13146323 |
11 | 746a033 |
12 | 449b9ab |
13 | 29539b8 |
14 | 1a62d11 |
15 | 124a318 |
hex | c898d3 |
13146323 has 4 divisors (see below), whose sum is σ = 13426080. Its totient is φ = 12866568.
The previous prime is 13146319. The next prime is 13146349. The reversal of 13146323 is 32364131.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32364131 = 241 ⋅134291.
It is a cyclic number.
It is not a de Polignac number, because 13146323 - 22 = 13146319 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13146923) 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 3 ways as a sum of consecutive naturals, for example, 139808 + ... + 139901.
It is an arithmetic number, because the mean of its divisors is an integer number (3356520).
Almost surely, 213146323 is an apocalyptic number.
13146323 is a deficient number, since it is larger than the sum of its proper divisors (279757).
13146323 is an equidigital number, since it uses as much as digits as its factorization.
13146323 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 279756.
The product of its digits is 1296, while the sum is 23.
The square root of 13146323 is about 3625.7858458547. The cubic root of 13146323 is about 236.0123700784.
The spelling of 13146323 in words is "thirteen million, one hundred forty-six thousand, three hundred twenty-three".
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