Base | Representation |
---|---|
bin | 10111110011111101010001 |
3 | 102202010120222 |
4 | 113303331101 |
5 | 3044222004 |
6 | 341442425 |
7 | 104025425 |
oct | 27637521 |
9 | 12663528 |
10 | 6242129 |
11 | 3583893 |
12 | 2110415 |
13 | 13a728a |
14 | b86b85 |
15 | 8347be |
hex | 5f3f51 |
6242129 has 4 divisors (see below), whose sum is σ = 6443520. Its totient is φ = 6040740.
The previous prime is 6242113. The next prime is 6242143. The reversal of 6242129 is 9212426.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 9212426 = 2 ⋅4606213.
It is a cyclic number.
It is not a de Polignac number, because 6242129 - 24 = 6242113 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 6242098 and 6242107.
It is not an unprimeable number, because it can be changed into a prime (6242149) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100649 + ... + 100710.
It is an arithmetic number, because the mean of its divisors is an integer number (1610880).
Almost surely, 26242129 is an apocalyptic number.
It is an amenable number.
6242129 is a deficient number, since it is larger than the sum of its proper divisors (201391).
6242129 is a wasteful number, since it uses less digits than its factorization.
6242129 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 201390.
The product of its digits is 1728, while the sum is 26.
The square root of 6242129 is about 2498.4253040665. The cubic root of 6242129 is about 184.1242170840.
The spelling of 6242129 in words is "six million, two hundred forty-two thousand, one hundred twenty-nine".
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