Base | Representation |
---|---|
bin | 11010110110110111101010 |
3 | 111020200201220 |
4 | 122312313222 |
5 | 3300243430 |
6 | 410522510 |
7 | 113562132 |
oct | 32666752 |
9 | 14220656 |
10 | 7040490 |
11 | 3a79696 |
12 | 2436436 |
13 | 15c6792 |
14 | d13ac2 |
15 | 941110 |
hex | 6b6dea |
7040490 has 16 divisors (see below), whose sum is σ = 16897248. Its totient is φ = 1877456.
The previous prime is 7040483. The next prime is 7040513. The reversal of 7040490 is 940407.
It is a nialpdrome in base 15.
It is a self number, because there is not a number n which added to its sum of digits gives 7040490.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117312 + ... + 117371.
It is an arithmetic number, because the mean of its divisors is an integer number (1056078).
Almost surely, 27040490 is an apocalyptic number.
7040490 is an abundant number, since it is smaller than the sum of its proper divisors (9856758).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7040490 is a wasteful number, since it uses less digits than its factorization.
7040490 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 234693.
The product of its (nonzero) digits is 1008, while the sum is 24.
The square root of 7040490 is about 2653.3921685269. The cubic root of 7040490 is about 191.6612407622.
Adding to 7040490 its reverse (940407), we get a palindrome (7980897).
The spelling of 7040490 in words is "seven million, forty thousand, four hundred ninety".
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