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52328863 = 60786209
BaseRepresentation
bin1100011110011…
…1100110011111
310122110120201001
43013213212133
5101344010423
65105331131
71203534166
oct307474637
9118416631
1052328863
11275a14a4
1215636aa7
13aac2432
146d423dd
1548d9cad
hex31e799f

52328863 has 4 divisors (see below), whose sum is σ = 52415680. Its totient is φ = 52242048.

The previous prime is 52328849. The next prime is 52328879. The reversal of 52328863 is 36882325.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 52328863 - 217 = 52197791 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52329863) 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 3 ways as a sum of consecutive naturals, for example, 42498 + ... + 43711.

It is an arithmetic number, because the mean of its divisors is an integer number (13103920).

Almost surely, 252328863 is an apocalyptic number.

52328863 is a deficient number, since it is larger than the sum of its proper divisors (86817).

52328863 is an equidigital number, since it uses as much as digits as its factorization.

52328863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86816.

The product of its digits is 69120, while the sum is 37.

The square root of 52328863 is about 7233.8691583412. The cubic root of 52328863 is about 374.0363119728.

The spelling of 52328863 in words is "fifty-two million, three hundred twenty-eight thousand, eight hundred sixty-three".

Divisors: 1 607 86209 52328863