Base | Representation |
---|---|
bin | 11011000001111110100110 |
3 | 111100000011002 |
4 | 123001332212 |
5 | 3303222430 |
6 | 411513302 |
7 | 114141602 |
oct | 33017646 |
9 | 14300132 |
10 | 7085990 |
11 | 3aaa89a |
12 | 2458832 |
13 | 16113c2 |
14 | d26502 |
15 | 94e845 |
hex | 6c1fa6 |
7085990 has 8 divisors (see below), whose sum is σ = 12754800. Its totient is φ = 2834392.
The previous prime is 7085983. The next prime is 7085999. The reversal of 7085990 is 995807.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×70859902 = 100422508560200, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7085999) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 354290 + ... + 354309.
It is an arithmetic number, because the mean of its divisors is an integer number (1594350).
Almost surely, 27085990 is an apocalyptic number.
7085990 is a deficient number, since it is larger than the sum of its proper divisors (5668810).
7085990 is a wasteful number, since it uses less digits than its factorization.
7085990 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 708606.
The product of its (nonzero) digits is 22680, while the sum is 38.
The square root of 7085990 is about 2661.9522910826. The cubic root of 7085990 is about 192.0732323363.
The spelling of 7085990 in words is "seven million, eighty-five thousand, nine hundred ninety".
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