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43022042 = 2719197821
BaseRepresentation
bin1010010000011…
…1011011011010
32222221202010222
42210013123122
542003201132
64134040042
71031452460
oct244073332
988852128
1043022042
1122315108
12124a9022
138bb423b
1459dc830
153b9c412
hex29076da

43022042 has 32 divisors (see below), whose sum is σ = 78122880. Its totient is φ = 17357760.

The previous prime is 43022027. The next prime is 43022047. The reversal of 43022042 is 24022034.

43022042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 43022042.

It is not an unprimeable number, because it can be changed into a prime (43022047) 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 15 ways as a sum of consecutive naturals, for example, 51992 + ... + 52812.

It is an arithmetic number, because the mean of its divisors is an integer number (2441340).

Almost surely, 243022042 is an apocalyptic number.

43022042 is a deficient number, since it is larger than the sum of its proper divisors (35100838).

43022042 is a wasteful number, since it uses less digits than its factorization.

43022042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1046.

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 43022042 is about 6559.1189957189. The cubic root of 43022042 is about 350.3996577511.

Adding to 43022042 its reverse (24022034), we get a palindrome (67044076).

The spelling of 43022042 in words is "forty-three million, twenty-two thousand, forty-two".

Divisors: 1 2 7 14 19 38 133 197 266 394 821 1379 1642 2758 3743 5747 7486 11494 15599 26201 31198 52402 109193 161737 218386 323474 1132159 2264318 3073003 6146006 21511021 43022042