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42441049 = 723263609
BaseRepresentation
bin1010000111100…
…1100101011001
32221212020011201
42201321211121
541331103144
64113354201
71023512560
oct241714531
987766151
1042441049
1121a58652
1212268961
138a3c961
1458cabd7
153ad51d4
hex2879959

42441049 has 8 divisors (see below), whose sum is σ = 50613120. Its totient is φ = 34796256.

The previous prime is 42441037. The next prime is 42441053. The reversal of 42441049 is 94014424.

42441049 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 42441049 - 27 = 42440921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42441019) 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 7 ways as a sum of consecutive naturals, for example, 131644 + ... + 131965.

It is an arithmetic number, because the mean of its divisors is an integer number (6326640).

Almost surely, 242441049 is an apocalyptic number.

It is an amenable number.

42441049 is a deficient number, since it is larger than the sum of its proper divisors (8172071).

42441049 is a wasteful number, since it uses less digits than its factorization.

42441049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263639.

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 42441049 is about 6514.6795009425. The cubic root of 42441049 is about 348.8151745890.

The spelling of 42441049 in words is "forty-two million, four hundred forty-one thousand, forty-nine".

Divisors: 1 7 23 161 263609 1845263 6063007 42441049