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42552163 = 532832837
BaseRepresentation
bin1010001001010…
…0101101100011
32222001212121001
42202110231203
541343132123
64120012431
71024454533
oct242245543
988055531
1042552163
1122024085
1212301117
138a7b3c4
1459194c3
153b080ad
hex2894b63

42552163 has 8 divisors (see below), whose sum is σ = 43523568. Its totient is φ = 41587104.

The previous prime is 42552161. The next prime is 42552187. The reversal of 42552163 is 36125524.

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 42552163 - 21 = 42552161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42552161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13581 + ... + 16417.

It is an arithmetic number, because the mean of its divisors is an integer number (5440446).

Almost surely, 242552163 is an apocalyptic number.

42552163 is a deficient number, since it is larger than the sum of its proper divisors (971405).

42552163 is a wasteful number, since it uses less digits than its factorization.

42552163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3173.

The product of its digits is 7200, while the sum is 28.

The square root of 42552163 is about 6523.2018978413. The cubic root of 42552163 is about 349.1193178283.

Adding to 42552163 its reverse (36125524), we get a palindrome (78677687).

The spelling of 42552163 in words is "forty-two million, five hundred fifty-two thousand, one hundred sixty-three".

Divisors: 1 53 283 2837 14999 150361 802871 42552163