Base | Representation |
---|---|
bin | 10111110100001101000110 |
3 | 102202011222111 |
4 | 113310031012 |
5 | 3044240032 |
6 | 341451234 |
7 | 104031403 |
oct | 27641506 |
9 | 12664874 |
10 | 6243142 |
11 | 3584624 |
12 | 2110b1a |
13 | 13a7889 |
14 | b872aa |
15 | 834c47 |
hex | 5f4346 |
6243142 has 4 divisors (see below), whose sum is σ = 9364716. Its totient is φ = 3121570.
The previous prime is 6243109. The next prime is 6243157. The reversal of 6243142 is 2413426.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2413426 = 2 ⋅1206713.
It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1560784 + ... + 1560787.
It is an arithmetic number, because the mean of its divisors is an integer number (2341179).
Almost surely, 26243142 is an apocalyptic number.
6243142 is a deficient number, since it is larger than the sum of its proper divisors (3121574).
6243142 is a wasteful number, since it uses less digits than its factorization.
6243142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3121573.
The product of its digits is 1152, while the sum is 22.
The square root of 6243142 is about 2498.6280235361. The cubic root of 6243142 is about 184.1341767064.
Adding to 6243142 its reverse (2413426), we get a palindrome (8656568).
The spelling of 6243142 in words is "six million, two hundred forty-three thousand, one hundred forty-two".
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