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42595506 = 23217139201
BaseRepresentation
bin1010001001111…
…1010010110010
32222011002001100
42202133102302
541401024011
64120545230
71025025102
oct242372262
988132040
1042595506
11220536a8
1212322216
138a95055
14592b202
153b15d56
hex289f4b2

42595506 has 24 divisors (see below), whose sum is σ = 97719804. Its totient is φ = 13363200.

The previous prime is 42595459. The next prime is 42595543. The reversal of 42595506 is 60559524.

42595506 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 2 ways, for example, as 42575625 + 19881 = 6525^2 + 141^2 .

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 11 ways as a sum of consecutive naturals, for example, 69295 + ... + 69906.

Almost surely, 242595506 is an apocalyptic number.

42595506 is an abundant number, since it is smaller than the sum of its proper divisors (55124298).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42595506 is a wasteful number, since it uses less digits than its factorization.

42595506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139226 (or 139223 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

The square root of 42595506 is about 6526.5232704710. The cubic root of 42595506 is about 349.2378135187.

The spelling of 42595506 in words is "forty-two million, five hundred ninety-five thousand, five hundred six".

Divisors: 1 2 3 6 9 17 18 34 51 102 153 306 139201 278402 417603 835206 1252809 2366417 2505618 4732834 7099251 14198502 21297753 42595506