Base | Representation |
---|---|
bin | 1010101000110110110100 |
3 | 12020200111110 |
4 | 22220312310 |
5 | 1203220123 |
6 | 135435020 |
7 | 32463402 |
oct | 12506664 |
9 | 5220443 |
10 | 2788788 |
11 | 1635292 |
12 | b25a70 |
13 | 768492 |
14 | 528472 |
15 | 3a1493 |
hex | 2a8db4 |
2788788 has 24 divisors (see below), whose sum is σ = 6536992. Its totient is φ = 925344.
The previous prime is 2788783. The next prime is 2788813. The reversal of 2788788 is 8878872.
2788788 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2788781) 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 7 ways as a sum of consecutive naturals, for example, 3306 + ... + 4062.
22788788 is an apocalyptic number.
It is an amenable number.
2788788 is an abundant number, since it is smaller than the sum of its proper divisors (3748204).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2788788 is a wasteful number, since it uses less digits than its factorization.
2788788 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1071 (or 1069 counting only the distinct ones).
The product of its digits is 401408, while the sum is 48.
The square root of 2788788 is about 1669.9664667292. The cubic root of 2788788 is about 140.7575936558.
The spelling of 2788788 in words is "two million, seven hundred eighty-eight thousand, seven hundred eighty-eight".
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