Base | Representation |
---|---|
bin | 11111110001110110100101 |
3 | 120200020112000 |
4 | 133301312211 |
5 | 4113040121 |
6 | 454315513 |
7 | 130544433 |
oct | 37616645 |
9 | 16606460 |
10 | 8330661 |
11 | 477aa49 |
12 | 2958b99 |
13 | 1958ab1 |
14 | 116bd53 |
15 | ae8526 |
hex | 7f1da5 |
8330661 has 32 divisors (see below), whose sum is σ = 13132800. Its totient is φ = 5209920.
The previous prime is 8330659. The next prime is 8330677. The reversal of 8330661 is 1660338.
It is not a de Polignac number, because 8330661 - 21 = 8330659 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8334661) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30835 + ... + 31103.
It is an arithmetic number, because the mean of its divisors is an integer number (410400).
Almost surely, 28330661 is an apocalyptic number.
It is an amenable number.
8330661 is a deficient number, since it is larger than the sum of its proper divisors (4802139).
8330661 is a wasteful number, since it uses less digits than its factorization.
8330661 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 346 (or 340 counting only the distinct ones).
The product of its (nonzero) digits is 2592, while the sum is 27.
The square root of 8330661 is about 2886.2884471237. The cubic root of 8330661 is about 202.7183926406.
Adding to 8330661 its reverse (1660338), we get a palindrome (9990999).
The spelling of 8330661 in words is "eight million, three hundred thirty thousand, six hundred sixty-one".
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