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3280741 = 2924783
BaseRepresentation
bin1100100000111101100101
320011200022221
430200331211
51314440431
6154152341
736612562
oct14407545
96150287
103280741
111940962
1211226b1
138ab389
14615869
1544c111
hex320f65

3280741 has 12 divisors (see below), whose sum is σ = 3511872. Its totient is φ = 3062864.

The previous prime is 3280703. The next prime is 3280747. The reversal of 3280741 is 1470823.

3280741 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3280741 - 29 = 3280229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3280747) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 39486 + ... + 39568.

It is an arithmetic number, because the mean of its divisors is an integer number (292656).

Almost surely, 23280741 is an apocalyptic number.

It is an amenable number.

3280741 is a deficient number, since it is larger than the sum of its proper divisors (231131).

3280741 is an equidigital number, since it uses as much as digits as its factorization.

3280741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188 (or 159 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 3280741 is about 1811.2815904768. The cubic root of 3280741 is about 148.5903647233.

The spelling of 3280741 in words is "three million, two hundred eighty thousand, seven hundred forty-one".

Divisors: 1 29 47 83 841 1363 2407 3901 39527 69803 113129 3280741