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42023204041 = 721399766169
BaseRepresentation
bin100111001000110001…
…110011010011001001
311000110200001221200111
4213020301303103021
51142030420012131
631145531034321
73015242224600
oct471061632311
9130420057614
1042023204041
11169050041a5
12818959b9a1
133c69292510
142069186a37
15115e42eab1
hex9c8c734c9

42023204041 has 24 divisors (see below), whose sum is σ = 52698052680. Its totient is φ = 33215277312.

The previous prime is 42023204011. The next prime is 42023204053. The reversal of 42023204041 is 14040232024.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 6143267641 + 35879936400 = 78379^2 + 189420^2 .

It is not a de Polignac number, because 42023204041 - 225 = 41989649609 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42023204011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 602005 + ... + 668173.

It is an arithmetic number, because the mean of its divisors is an integer number (2195752195).

Almost surely, 242023204041 is an apocalyptic number.

It is an amenable number.

42023204041 is a deficient number, since it is larger than the sum of its proper divisors (10674848639).

42023204041 is a wasteful number, since it uses less digits than its factorization.

42023204041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67193 (or 67186 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 42023204041 its reverse (14040232024), we get a palindrome (56063436065).

The spelling of 42023204041 in words is "forty-two billion, twenty-three million, two hundred four thousand, forty-one".

Divisors: 1 7 13 49 91 637 997 6979 12961 48853 66169 90727 463183 635089 860197 3242281 6021379 42149653 65970493 461793451 857616409 3232554157 6003314863 42023204041