Base | Representation |
---|---|
bin | 11111000011110011010110 |
3 | 120022122202222 |
4 | 133003303112 |
5 | 4041021123 |
6 | 450302342 |
7 | 126130502 |
oct | 37036326 |
9 | 16278688 |
10 | 8142038 |
11 | 4661263 |
12 | 28879b2 |
13 | 18c0c98 |
14 | 111d302 |
15 | aac6c8 |
hex | 7c3cd6 |
8142038 has 4 divisors (see below), whose sum is σ = 12213060. Its totient is φ = 4071018.
The previous prime is 8142037. The next prime is 8142049. The reversal of 8142038 is 8302418.
It is a semiprime because it is the product of two primes.
It is a junction number, because it is equal to n+sod(n) for n = 8141998 and 8142016.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8142037) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2035508 + ... + 2035511.
It is an arithmetic number, because the mean of its divisors is an integer number (3053265).
Almost surely, 28142038 is an apocalyptic number.
8142038 is a deficient number, since it is larger than the sum of its proper divisors (4071022).
8142038 is a wasteful number, since it uses less digits than its factorization.
8142038 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4071021.
The product of its (nonzero) digits is 1536, while the sum is 26.
The square root of 8142038 is about 2853.4256605000. The cubic root of 8142038 is about 201.1767131529.
The spelling of 8142038 in words is "eight million, one hundred forty-two thousand, thirty-eight".
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