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52282165 = 513804341
BaseRepresentation
bin1100011101110…
…0001100110101
310122101012122111
43013130030311
5101341012130
65104331021
71203251065
oct307341465
9118335574
1052282165
112756a401
1215613a71
13aaa70c0
146d2d3a5
1548cb02a
hex31dc335

52282165 has 8 divisors (see below), whose sum is σ = 67564728. Its totient is φ = 38608320.

The previous prime is 52282081. The next prime is 52282183. The reversal of 52282165 is 56128225.

It can be written as a sum of positive squares in 4 ways, for example, as 528529 + 51753636 = 727^2 + 7194^2 .

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

It is not a de Polignac number, because 52282165 - 27 = 52282037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 402106 + ... + 402235.

It is an arithmetic number, because the mean of its divisors is an integer number (8445591).

Almost surely, 252282165 is an apocalyptic number.

It is an amenable number.

52282165 is a deficient number, since it is larger than the sum of its proper divisors (15282563).

52282165 is a wasteful number, since it uses less digits than its factorization.

52282165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 804359.

The product of its digits is 9600, while the sum is 31.

The square root of 52282165 is about 7230.6407046679. The cubic root of 52282165 is about 373.9250161855.

The spelling of 52282165 in words is "fifty-two million, two hundred eighty-two thousand, one hundred sixty-five".

Divisors: 1 5 13 65 804341 4021705 10456433 52282165