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42235514 = 2171242221
BaseRepresentation
bin1010000100011…
…1011001111010
32221110210020022
42201013121322
541303014024
64105130442
71021665416
oct241073172
987423208
1042235514
1121928192
1212189a22
13899a239
145875d46
153a9435e
hex284767a

42235514 has 8 divisors (see below), whose sum is σ = 67079988. Its totient is φ = 19875520.

The previous prime is 42235493. The next prime is 42235517. The reversal of 42235514 is 41553224.

It is a happy number.

42235514 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 32205625 + 10029889 = 5675^2 + 3167^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (42235517) 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 3 ways as a sum of consecutive naturals, for example, 621077 + ... + 621144.

Almost surely, 242235514 is an apocalyptic number.

42235514 is a deficient number, since it is larger than the sum of its proper divisors (24844474).

42235514 is a wasteful number, since it uses less digits than its factorization.

42235514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1242240.

The product of its digits is 4800, while the sum is 26.

The square root of 42235514 is about 6498.8855967773. The cubic root of 42235514 is about 348.2511783745.

Adding to 42235514 its reverse (41553224), we get a palindrome (83788738).

The spelling of 42235514 in words is "forty-two million, two hundred thirty-five thousand, five hundred fourteen".

Divisors: 1 2 17 34 1242221 2484442 21117757 42235514