Base | Representation |
---|---|
bin | 11101010000011110100100 |
3 | 112102122210210 |
4 | 131100132210 |
5 | 3430412133 |
6 | 432215420 |
7 | 122122356 |
oct | 35203644 |
9 | 15378723 |
10 | 7669668 |
11 | 4369376 |
12 | 269a570 |
13 | 1786c86 |
14 | 10390d6 |
15 | a17763 |
hex | 7507a4 |
7669668 has 24 divisors (see below), whose sum is σ = 17980480. Its totient is φ = 2544480.
The previous prime is 7669667. The next prime is 7669681. The reversal of 7669668 is 8669667.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7669663) 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, 1353 + ... + 4143.
Almost surely, 27669668 is an apocalyptic number.
It is an amenable number.
7669668 is an abundant number, since it is smaller than the sum of its proper divisors (10310812).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7669668 is a wasteful number, since it uses less digits than its factorization.
7669668 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3027 (or 3025 counting only the distinct ones).
The product of its digits is 653184, while the sum is 48.
The square root of 7669668 is about 2769.4165450506. The cubic root of 7669668 is about 197.2084508829.
Subtracting 7669668 from its reverse (8669667), we obtain a palindrome (999999).
The spelling of 7669668 in words is "seven million, six hundred sixty-nine thousand, six hundred sixty-eight".
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