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42962925 = 352691829
BaseRepresentation
bin1010001111100…
…0111111101101
32222211202001110
42203320333231
541444303200
64132502233
71031115225
oct243707755
988752043
1042962925
1122284755
121247a979
138b93365
1459c5085
153b89b50
hex28f8fed

42962925 has 24 divisors (see below), whose sum is σ = 71220640. Its totient is φ = 22852800.

The previous prime is 42962903. The next prime is 42962929. The reversal of 42962925 is 52926924.

It is not a de Polignac number, because 42962925 - 26 = 42962861 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42962929) 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, 51411 + ... + 52239.

Almost surely, 242962925 is an apocalyptic number.

It is an amenable number.

42962925 is a deficient number, since it is larger than the sum of its proper divisors (28257715).

42962925 is a wasteful number, since it uses less digits than its factorization.

42962925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1533 (or 1528 counting only the distinct ones).

The product of its digits is 77760, while the sum is 39.

The square root of 42962925 is about 6554.6109724376. The cubic root of 42962925 is about 350.2390883400.

The spelling of 42962925 in words is "forty-two million, nine hundred sixty-two thousand, nine hundred twenty-five".

Divisors: 1 3 5 15 25 75 691 829 2073 2487 3455 4145 10365 12435 17275 20725 51825 62175 572839 1718517 2864195 8592585 14320975 42962925