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43080074 = 2172731021
BaseRepresentation
bin1010010001010…
…1100110001010
310000001200202022
42210111212022
542012030244
64135204442
71032113612
oct244254612
9100050668
1043080074
1122354774
1212516722
138c0478b
145a15a42
153bae6ee
hex291598a

43080074 has 24 divisors (see below), whose sum is σ = 69653388. Its totient is φ = 19975680.

The previous prime is 43080073. The next prime is 43080077. The reversal of 43080074 is 47008034.

It can be written as a sum of positive squares in 6 ways, for example, as 36084049 + 6996025 = 6007^2 + 2645^2 .

It is not an unprimeable number, because it can be changed into a prime (43080073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41684 + ... + 42704.

Almost surely, 243080074 is an apocalyptic number.

43080074 is a deficient number, since it is larger than the sum of its proper divisors (26573314).

43080074 is a wasteful number, since it uses less digits than its factorization.

43080074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1130 (or 1113 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 43080074 is about 6563.5412697720. The cubic root of 43080074 is about 350.5571371569.

The spelling of 43080074 in words is "forty-three million, eighty thousand, seventy-four".

Divisors: 1 2 17 34 73 146 289 578 1021 1241 2042 2482 17357 21097 34714 42194 74533 149066 295069 590138 1267061 2534122 21540037 43080074