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3057865 = 53716529
BaseRepresentation
bin1011101010100011001001
312202100121021
423222203021
51240322430
6145312441
734664026
oct13524311
95670537
103057865
1117a9468
121035721
13830ab5
1459854d
1540607a
hex2ea8c9

3057865 has 8 divisors (see below), whose sum is σ = 3768840. Its totient is φ = 2380032.

The previous prime is 3057851. The next prime is 3057877. The reversal of 3057865 is 5687503.

3057865 = 12362 + 12372.

It is a happy number.

3057865 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1530169 + 1527696 = 1237^2 + 1236^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 3057865 - 25 = 3057833 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3057865.

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 7 ways as a sum of consecutive naturals, for example, 8080 + ... + 8449.

It is an arithmetic number, because the mean of its divisors is an integer number (471105).

Almost surely, 23057865 is an apocalyptic number.

3057865 is the 1237-th centered square number.

It is an amenable number.

3057865 is a deficient number, since it is larger than the sum of its proper divisors (710975).

3057865 is a wasteful number, since it uses less digits than its factorization.

3057865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16571.

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 3057865 is about 1748.6752128397. The cubic root of 3057865 is about 145.1463445199.

The spelling of 3057865 in words is "three million, fifty-seven thousand, eight hundred sixty-five".

Divisors: 1 5 37 185 16529 82645 611573 3057865