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42132265 = 571203779
BaseRepresentation
bin1010000010111…
…0001100101001
32221021112121021
42200232030221
541241213030
64103012441
71021055410
oct240561451
987245537
1042132265
112186765a
121213a121
138962246
14584a477
153a7397a
hex282e329

42132265 has 8 divisors (see below), whose sum is σ = 57781440. Its totient is φ = 28890672.

The previous prime is 42132227. The next prime is 42132319. The reversal of 42132265 is 56223124.

42132265 = 9812 + 9822 + ... + 10222.

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

It is a cyclic number.

It is not a de Polignac number, because 42132265 - 29 = 42131753 is a prime.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 601855 + ... + 601924.

It is an arithmetic number, because the mean of its divisors is an integer number (7222680).

Almost surely, 242132265 is an apocalyptic number.

It is an amenable number.

42132265 is a deficient number, since it is larger than the sum of its proper divisors (15649175).

42132265 is a wasteful number, since it uses less digits than its factorization.

42132265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1203791.

The product of its digits is 2880, while the sum is 25.

The square root of 42132265 is about 6490.9371434331. The cubic root of 42132265 is about 347.9671683696.

Adding to 42132265 its reverse (56223124), we get a palindrome (98355389).

The spelling of 42132265 in words is "forty-two million, one hundred thirty-two thousand, two hundred sixty-five".

Divisors: 1 5 7 35 1203779 6018895 8426453 42132265