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3284081 = 26312487
BaseRepresentation
bin1100100001110001110001
320011211220122
430201301301
51320042311
6154220025
736625403
oct14416161
96154818
103284081
111943419
121124615
138aca58
14616b73
1544d0db
hex321c71

3284081 has 4 divisors (see below), whose sum is σ = 3296832. Its totient is φ = 3271332.

The previous prime is 3284069. The next prime is 3284137. The reversal of 3284081 is 1804823.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1804823 = 3748779.

It is a cyclic number.

It is not a de Polignac number, because 3284081 - 214 = 3267697 is a prime.

It is a super-2 number, since 2×32840812 = 21570376029122, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3284081.

It is not an unprimeable number, because it can be changed into a prime (3284041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5981 + ... + 6506.

It is an arithmetic number, because the mean of its divisors is an integer number (824208).

Almost surely, 23284081 is an apocalyptic number.

It is an amenable number.

3284081 is a deficient number, since it is larger than the sum of its proper divisors (12751).

3284081 is a wasteful number, since it uses less digits than its factorization.

3284081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12750.

The product of its (nonzero) digits is 1536, while the sum is 26.

The square root of 3284081 is about 1812.2033550350. The cubic root of 3284081 is about 148.6407723898.

The spelling of 3284081 in words is "three million, two hundred eighty-four thousand, eighty-one".

Divisors: 1 263 12487 3284081