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42962965 = 523794729
BaseRepresentation
bin1010001111100…
…1000000010101
32222211202002221
42203321000111
541444303330
64132502341
71031115313
oct243710025
988752087
1042962965
1122284791
121247a9b1
138b93396
1459c50b3
153b89b7a
hex28f9015

42962965 has 16 divisors (see below), whose sum is σ = 54489600. Its totient is φ = 32452992.

The previous prime is 42962963. The next prime is 42962987. The reversal of 42962965 is 56926924.

It is a cyclic number.

It is not a de Polignac number, because 42962965 - 21 = 42962963 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42962963) 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 15 ways as a sum of consecutive naturals, for example, 6721 + ... + 11449.

It is an arithmetic number, because the mean of its divisors is an integer number (3405600).

Almost surely, 242962965 is an apocalyptic number.

It is an amenable number.

42962965 is a deficient number, since it is larger than the sum of its proper divisors (11526635).

42962965 is a wasteful number, since it uses less digits than its factorization.

42962965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4836.

The product of its digits is 233280, while the sum is 43.

The square root of 42962965 is about 6554.6140237241. The cubic root of 42962965 is about 350.2391970349.

The spelling of 42962965 in words is "forty-two million, nine hundred sixty-two thousand, nine hundred sixty-five".

Divisors: 1 5 23 79 115 395 1817 4729 9085 23645 108767 373591 543835 1867955 8592593 42962965