Base | Representation |
---|---|
bin | 11101001110000111100000 |
3 | 112102011112201 |
4 | 131032013200 |
5 | 3430110000 |
6 | 432102544 |
7 | 122052235 |
oct | 35160740 |
9 | 15364481 |
10 | 7660000 |
11 | 4362087 |
12 | 2694a54 |
13 | 178275a |
14 | 103578c |
15 | a1496a |
hex | 74e1e0 |
7660000 has 60 divisors (see below), whose sum is σ = 18893952. Its totient is φ = 3056000.
The previous prime is 7659997. The next prime is 7660001. The reversal of 7660000 is 667.
It is a nialpdrome in base 10.
It is a self number, because there is not a number n which added to its sum of digits gives 7660000.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7660001) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 19809 + ... + 20191.
Almost surely, 27660000 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 7660000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9446976).
7660000 is an abundant number, since it is smaller than the sum of its proper divisors (11233952).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7660000 is an equidigital number, since it uses as much as digits as its factorization.
7660000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 413 (or 390 counting only the distinct ones).
The product of its (nonzero) digits is 252, while the sum is 19.
The square root of 7660000 is about 2767.6705006196. The cubic root of 7660000 is about 197.1255523363.
Adding to 7660000 its reverse (667), we get a palindrome (7660667).
The spelling of 7660000 in words is "seven million, six hundred sixty thousand".
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