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42350841 = 3213361973
BaseRepresentation
bin1010000110001…
…1100011111001
32221200122102200
42201203203321
541320211331
64111420413
71022655561
oct241434371
987618380
1042350841
11219a68a5
1212224709
138a0a890
1458a5da1
153ab85e6
hex28638f9

42350841 has 12 divisors (see below), whose sum is σ = 65879268. Its totient is φ = 26061984.

The previous prime is 42350839. The next prime is 42350857. The reversal of 42350841 is 14805324.

42350841 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 17640000 + 24710841 = 4200^2 + 4971^2 .

It is not a de Polignac number, because 42350841 - 21 = 42350839 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42350821) 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 11 ways as a sum of consecutive naturals, for example, 180870 + ... + 181103.

It is an arithmetic number, because the mean of its divisors is an integer number (5489939).

Almost surely, 242350841 is an apocalyptic number.

It is an amenable number.

42350841 is a deficient number, since it is larger than the sum of its proper divisors (23528427).

42350841 is a wasteful number, since it uses less digits than its factorization.

42350841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361992 (or 361989 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 42350841 is about 6507.7523769732. The cubic root of 42350841 is about 348.5678649688.

The spelling of 42350841 in words is "forty-two million, three hundred fifty thousand, eight hundred forty-one".

Divisors: 1 3 9 13 39 117 361973 1085919 3257757 4705649 14116947 42350841