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3005057 = 11273187
BaseRepresentation
bin1011011101101010000001
312122200011102
423131222001
51232130212
6144224145
734354046
oct13355201
95580142
103005057
111772820
12100b055
13812a53
145831cd
153e55c2
hex2dda81

3005057 has 4 divisors (see below), whose sum is σ = 3278256. Its totient is φ = 2731860.

The previous prime is 3005033. The next prime is 3005063. The reversal of 3005057 is 7505003.

3005057 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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.

It is a cyclic number.

It is not a de Polignac number, because 3005057 - 26 = 3004993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3005027) 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, 136583 + ... + 136604.

It is an arithmetic number, because the mean of its divisors is an integer number (819564).

Almost surely, 23005057 is an apocalyptic number.

It is an amenable number.

3005057 is a deficient number, since it is larger than the sum of its proper divisors (273199).

3005057 is a wasteful number, since it uses less digits than its factorization.

3005057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273198.

The product of its (nonzero) digits is 525, while the sum is 20.

The square root of 3005057 is about 1733.5100230457. The cubic root of 3005057 is about 144.3059499396.

The spelling of 3005057 in words is "three million, five thousand, fifty-seven".

Divisors: 1 11 273187 3005057