Base | Representation |
---|---|
bin | 11110010011000011000010 |
3 | 112221111211200 |
4 | 132103003002 |
5 | 4013123323 |
6 | 442122030 |
7 | 124336335 |
oct | 36230302 |
9 | 15844750 |
10 | 7942338 |
11 | 4535218 |
12 | 27b0316 |
13 | 1851111 |
14 | 10aa61c |
15 | a6d443 |
hex | 7930c2 |
7942338 has 24 divisors (see below), whose sum is σ = 17320368. Its totient is φ = 2630232.
The previous prime is 7942331. The next prime is 7942343. The reversal of 7942338 is 8332497.
It is a d-powerful number, because it can be written as 7 + 94 + 410 + 221 + 38 + 314 + 83 .
It is not an unprimeable number, because it can be changed into a prime (7942331) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1581 + ... + 4287.
It is an arithmetic number, because the mean of its divisors is an integer number (721682).
Almost surely, 27942338 is an apocalyptic number.
7942338 is an abundant number, since it is smaller than the sum of its proper divisors (9378030).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7942338 is a wasteful number, since it uses less digits than its factorization.
7942338 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2878 (or 2875 counting only the distinct ones).
The product of its digits is 36288, while the sum is 36.
The square root of 7942338 is about 2818.2153927619. The cubic root of 7942338 is about 199.5183242068.
The spelling of 7942338 in words is "seven million, nine hundred forty-two thousand, three hundred thirty-eight".
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