Base | Representation |
---|---|
bin | 1100100000111000101001 |
3 | 20011122220020 |
4 | 30200320221 |
5 | 1314433200 |
6 | 154151053 |
7 | 36611631 |
oct | 14407051 |
9 | 6148806 |
10 | 3280425 |
11 | 19406a5 |
12 | 1122489 |
13 | 8ab1a5 |
14 | 6156c1 |
15 | 44bea0 |
hex | 320e29 |
3280425 has 24 divisors (see below), whose sum is σ = 5475840. Its totient is φ = 1732800.
The previous prime is 3280423. The next prime is 3280441. The reversal of 3280425 is 5240823.
It is not a de Polignac number, because 3280425 - 21 = 3280423 is a prime.
It is a super-2 number, since 2×32804252 = 21522376361250, which contains 22 as substring.
It is a plaindrome in base 12.
It is a junction number, because it is equal to n+sod(n) for n = 3280395 and 3280404.
It is not an unprimeable number, because it can be changed into a prime (3280423) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14211 + ... + 14439.
It is an arithmetic number, because the mean of its divisors is an integer number (228160).
Almost surely, 23280425 is an apocalyptic number.
It is an amenable number.
3280425 is a deficient number, since it is larger than the sum of its proper divisors (2195415).
3280425 is a wasteful number, since it uses less digits than its factorization.
3280425 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 433 (or 428 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 24.
The square root of 3280425 is about 1811.1943573234. The cubic root of 3280425 is about 148.5855938435.
The spelling of 3280425 in words is "three million, two hundred eighty thousand, four hundred twenty-five".
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