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6056405 = 51211281
BaseRepresentation
bin10111000110100111010101
3102101200211022
4113012213111
53022301110
6333450525
7102323105
oct27064725
912350738
106056405
1134672a3
122040a45
131340894
14b39205
157e9755
hex5c69d5

6056405 has 4 divisors (see below), whose sum is σ = 7267692. Its totient is φ = 4845120.

The previous prime is 6056399. The next prime is 6056411. The reversal of 6056405 is 5046506.

6056405 is digitally balanced in base 3, 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.

It is an interprime number because it is at equal distance from previous prime (6056399) and next prime (6056411).

It can be written as a sum of positive squares in 2 ways, for example, as 1898884 + 4157521 = 1378^2 + 2039^2 .

It is not a de Polignac number, because 6056405 - 210 = 6055381 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 605636 + ... + 605645.

It is an arithmetic number, because the mean of its divisors is an integer number (1816923).

Almost surely, 26056405 is an apocalyptic number.

It is an amenable number.

6056405 is a deficient number, since it is larger than the sum of its proper divisors (1211287).

6056405 is a wasteful number, since it uses less digits than its factorization.

6056405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1211286.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 6056405 is about 2460.9764322317. The cubic root of 6056405 is about 182.2796991472.

It can be divided in two parts, 60 and 56405, that added together give a palindrome (56465).

The spelling of 6056405 in words is "six million, fifty-six thousand, four hundred five".

Divisors: 1 5 1211281 6056405