Base | Representation |
---|---|
bin | 11010110111011011111000 |
3 | 111020210220202 |
4 | 122313123320 |
5 | 3300332213 |
6 | 410541332 |
7 | 113601653 |
oct | 32673370 |
9 | 14223822 |
10 | 7042808 |
11 | 3a80403 |
12 | 2437848 |
13 | 15c7856 |
14 | d1489a |
15 | 941b58 |
hex | 6b76f8 |
7042808 has 16 divisors (see below), whose sum is σ = 13233480. Its totient is φ = 3513888.
The previous prime is 7042801. The next prime is 7042823. The reversal of 7042808 is 8082407.
It is a super-2 number, since 2×70428082 = 99202289049728, which contains 22 as substring.
It is an Ulam number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7042801) 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, 6566 + ... + 7562.
Almost surely, 27042808 is an apocalyptic number.
It is an amenable number.
7042808 is a deficient number, since it is larger than the sum of its proper divisors (6190672).
7042808 is a wasteful number, since it uses less digits than its factorization.
7042808 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1886 (or 1882 counting only the distinct ones).
The product of its (nonzero) digits is 3584, while the sum is 29.
The square root of 7042808 is about 2653.8289319397. The cubic root of 7042808 is about 191.6822725373.
The spelling of 7042808 in words is "seven million, forty-two thousand, eight hundred eight".
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