Base | Representation |
---|---|
bin | 1100100001000001000101 |
3 | 20011200122020 |
4 | 30201001011 |
5 | 1314442330 |
6 | 154153353 |
7 | 36613332 |
oct | 14410105 |
9 | 6150566 |
10 | 3280965 |
11 | 1941046 |
12 | 1122859 |
13 | 8ab4cc |
14 | 615989 |
15 | 44c210 |
hex | 321045 |
3280965 has 16 divisors (see below), whose sum is σ = 5349888. Its totient is φ = 1716416.
The previous prime is 3280961. The next prime is 3280967. The reversal of 3280965 is 5690823.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 3280965 - 22 = 3280961 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3280961) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1269 + ... + 2858.
It is an arithmetic number, because the mean of its divisors is an integer number (334368).
Almost surely, 23280965 is an apocalyptic number.
It is an amenable number.
3280965 is a deficient number, since it is larger than the sum of its proper divisors (2068923).
3280965 is a wasteful number, since it uses less digits than its factorization.
3280965 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4188.
The product of its (nonzero) digits is 12960, while the sum is 33.
The square root of 3280965 is about 1811.3434240916. The cubic root of 3280965 is about 148.5937464272.
The spelling of 3280965 in words is "three million, two hundred eighty thousand, nine hundred sixty-five".
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