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5608239 = 371320543
BaseRepresentation
bin10101011001001100101111
3101112221001120
4111121030233
52413430424
6320112023
765445360
oct25311457
911487046
105608239
11319060a
121a65613
1312148b0
14a5db67
1575ba79
hex55932f

5608239 has 16 divisors (see below), whose sum is σ = 9203712. Its totient is φ = 2958048.

The previous prime is 5608237. The next prime is 5608243. The reversal of 5608239 is 9328065.

It is a happy number.

It is not a de Polignac number, because 5608239 - 21 = 5608237 is a prime.

It is a super-2 number, since 2×56082392 = 62904689362242, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5608237) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 9999 + ... + 10544.

It is an arithmetic number, because the mean of its divisors is an integer number (575232).

Almost surely, 25608239 is an apocalyptic number.

5608239 is a deficient number, since it is larger than the sum of its proper divisors (3595473).

5608239 is a wasteful number, since it uses less digits than its factorization.

5608239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20566.

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 5608239 is about 2368.1720798962. The cubic root of 5608239 is about 177.6678462579.

The spelling of 5608239 in words is "five million, six hundred eight thousand, two hundred thirty-nine".

Divisors: 1 3 7 13 21 39 91 273 20543 61629 143801 267059 431403 801177 1869413 5608239