Base | Representation |
---|---|
bin | 1100100001000000100001 |
3 | 20011200120220 |
4 | 30201000201 |
5 | 1314442204 |
6 | 154153253 |
7 | 36613251 |
oct | 14410041 |
9 | 6150526 |
10 | 3280929 |
11 | 1941013 |
12 | 1122829 |
13 | 8ab4a2 |
14 | 615961 |
15 | 44c1d9 |
hex | 321021 |
3280929 has 8 divisors (see below), whose sum is σ = 4467840. Its totient is φ = 2140656.
The previous prime is 3280903. The next prime is 3280957. The reversal of 3280929 is 9290823.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 3280929 - 25 = 3280897 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 3280929.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3280969) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11494 + ... + 11775.
It is an arithmetic number, because the mean of its divisors is an integer number (558480).
Almost surely, 23280929 is an apocalyptic number.
It is an amenable number.
3280929 is a deficient number, since it is larger than the sum of its proper divisors (1186911).
3280929 is a wasteful number, since it uses less digits than its factorization.
3280929 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23319.
The product of its (nonzero) digits is 7776, while the sum is 33.
The square root of 3280929 is about 1811.3334866887. Note that the first 3 decimals coincide. The cubic root of 3280929 is about 148.5932029494.
The spelling of 3280929 in words is "three million, two hundred eighty thousand, nine hundred twenty-nine".
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