Base | Representation |
---|---|
bin | 11101101111100101010000 |
3 | 112200010120110 |
4 | 131233211100 |
5 | 3444001242 |
6 | 435041320 |
7 | 123162663 |
oct | 35574520 |
9 | 15603513 |
10 | 7797072 |
11 | 4446068 |
12 | 2740240 |
13 | 17ccc6a |
14 | 106d6da |
15 | a4039c |
hex | 76f950 |
7797072 has 20 divisors (see below), whose sum is σ = 20142560. Its totient is φ = 2599008.
The previous prime is 7797071. The next prime is 7797077. The reversal of 7797072 is 2707977.
It is a self number, because there is not a number n which added to its sum of digits gives 7797072.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7797071) 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, 81172 + ... + 81267.
It is an arithmetic number, because the mean of its divisors is an integer number (1007128).
Almost surely, 27797072 is an apocalyptic number.
It is an amenable number.
7797072 is an abundant number, since it is smaller than the sum of its proper divisors (12345488).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7797072 is a wasteful number, since it uses less digits than its factorization.
7797072 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 162450 (or 162444 counting only the distinct ones).
The product of its (nonzero) digits is 43218, while the sum is 39.
The square root of 7797072 is about 2792.3237634630. The cubic root of 7797072 is about 198.2944298308.
The spelling of 7797072 in words is "seven million, seven hundred ninety-seven thousand, seventy-two".
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