Base | Representation |
---|---|
bin | 110010100000… |
… | …111100010001 |
3 | 220220202210020 |
4 | 302200330101 |
5 | 11342222004 |
6 | 1151454053 |
7 | 220361535 |
oct | 62407421 |
9 | 26822706 |
10 | 13242129 |
11 | 752500a |
12 | 4527329 |
13 | 29884a4 |
14 | 1a89bc5 |
15 | 12688d9 |
hex | ca0f11 |
13242129 has 8 divisors (see below), whose sum is σ = 17674560. Its totient is φ = 8818896.
The previous prime is 13242121. The next prime is 13242157. The reversal of 13242129 is 92124231.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 13242129 - 23 = 13242121 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 13242099 and 13242108.
It is not an unprimeable number, because it can be changed into a prime (13242121) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2487 + ... + 5715.
It is an arithmetic number, because the mean of its divisors is an integer number (2209320).
Almost surely, 213242129 is an apocalyptic number.
It is an amenable number.
13242129 is a deficient number, since it is larger than the sum of its proper divisors (4432431).
13242129 is a wasteful number, since it uses less digits than its factorization.
13242129 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4599.
The product of its digits is 864, while the sum is 24.
The square root of 13242129 is about 3638.9736190305. The cubic root of 13242129 is about 236.5843093280.
The spelling of 13242129 in words is "thirteen million, two hundred forty-two thousand, one hundred twenty-nine".
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