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52338155 = 517615743
BaseRepresentation
bin1100011110100…
…1110111101011
310122111001110012
43013221313223
5101344310110
65105442135
71203603242
oct307516753
9118431405
1052338155
11275a8481
121564034b
13aac672c
146d45959
1548dc905
hex31e9deb

52338155 has 8 divisors (see below), whose sum is σ = 66500352. Its totient is φ = 39407488.

The previous prime is 52338151. The next prime is 52338163. The reversal of 52338155 is 55183325.

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 52338155 - 22 = 52338151 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52338151) 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 7 ways as a sum of consecutive naturals, for example, 307787 + ... + 307956.

It is an arithmetic number, because the mean of its divisors is an integer number (8312544).

Almost surely, 252338155 is an apocalyptic number.

52338155 is a deficient number, since it is larger than the sum of its proper divisors (14162197).

52338155 is a wasteful number, since it uses less digits than its factorization.

52338155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 615765.

The product of its digits is 18000, while the sum is 32.

The square root of 52338155 is about 7234.5113864034. The cubic root of 52338155 is about 374.0584497856.

The spelling of 52338155 in words is "fifty-two million, three hundred thirty-eight thousand, one hundred fifty-five".

Divisors: 1 5 17 85 615743 3078715 10467631 52338155