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3280742 = 26772423
BaseRepresentation
bin1100100000111101100110
320011200022222
430200331212
51314440432
6154152342
736612563
oct14407546
96150288
103280742
111940963
1211226b2
138ab38a
1461586a
1544c112
hex320f66

3280742 has 8 divisors (see below), whose sum is σ = 4930416. Its totient is φ = 1637272.

The previous prime is 3280703. The next prime is 3280747. The reversal of 3280742 is 2470823.

3280742 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 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 3 ways as a sum of consecutive naturals, for example, 143 + ... + 2565.

It is an arithmetic number, because the mean of its divisors is an integer number (616302).

Almost surely, 23280742 is an apocalyptic number.

3280742 is a deficient number, since it is larger than the sum of its proper divisors (1649674).

3280742 is a wasteful number, since it uses less digits than its factorization.

3280742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3102.

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 3280742 is about 1811.2818665244. The cubic root of 3280742 is about 148.5903798205.

The spelling of 3280742 in words is "three million, two hundred eighty thousand, seven hundred forty-two".

Divisors: 1 2 677 1354 2423 4846 1640371 3280742