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42124043030 = 2520707203429
BaseRepresentation
bin100111001110110010…
…011110001100010110
311000201200211002202212
4213032302132030112
51142232223334110
631203532233422
73020605313036
oct471662361426
9130650732685
1042124043030
1116956a19003
1281b730b872
133c8413ab64
1420787158c6
1511681ece05
hex9cec9e316

42124043030 has 16 divisors (see below), whose sum is σ = 75827311920. Its totient is φ = 16848720672.

The previous prime is 42124043009. The next prime is 42124043141. The reversal of 42124043030 is 3034042124.

It is a junction number, because it is equal to n+sod(n) for n = 42124042987 and 42124043005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105356 + ... + 308784.

It is an arithmetic number, because the mean of its divisors is an integer number (4739206995).

Almost surely, 242124043030 is an apocalyptic number.

42124043030 is a deficient number, since it is larger than the sum of its proper divisors (33703268890).

42124043030 is a wasteful number, since it uses less digits than its factorization.

42124043030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224143.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 42124043030 its reverse (3034042124), we get a palindrome (45158085154).

The spelling of 42124043030 in words is "forty-two billion, one hundred twenty-four million, forty-three thousand, thirty".

Divisors: 1 2 5 10 20707 41414 103535 203429 207070 406858 1017145 2034290 4212404303 8424808606 21062021515 42124043030