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3280726 = 22716053
BaseRepresentation
bin1100100000111101010110
320011200022101
430200331112
51314440401
6154152314
736612541
oct14407526
96150271
103280726
111940949
12112269a
138ab377
14615858
1544c101
hex320f56

3280726 has 8 divisors (see below), whose sum is σ = 4940064. Its totient is φ = 1634040.

The previous prime is 3280703. The next prime is 3280747. The reversal of 3280726 is 6270823.

3280726 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cake number, because a cake can be divided into 3280726 parts by 270 planar cuts.

It is a plaindrome in base 12.

It is a junction number, because it is equal to n+sod(n) for n = 3280694 and 3280703.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2485 + ... + 3568.

It is an arithmetic number, because the mean of its divisors is an integer number (617508).

Almost surely, 23280726 is an apocalyptic number.

3280726 is a deficient number, since it is larger than the sum of its proper divisors (1659338).

3280726 is a wasteful number, since it uses less digits than its factorization.

3280726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6326.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 3280726 is about 1811.2774497575. The cubic root of 3280726 is about 148.5901382644.

The spelling of 3280726 in words is "three million, two hundred eighty thousand, seven hundred twenty-six".

Divisors: 1 2 271 542 6053 12106 1640363 3280726