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52427 = 103509
BaseRepresentation
bin1100110011001011
32122220202
430303023
53134202
61042415
7305564
oct146313
978822
1052427
1136431
122640b
131ab2b
141516b
1510802
hexcccb

52427 has 4 divisors (see below), whose sum is σ = 53040. Its totient is φ = 51816.

The previous prime is 52391. The next prime is 52433. The reversal of 52427 is 72425.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 52427 - 26 = 52363 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 52399 and 52408.

It is not an unprimeable number, because it can be changed into a prime (52457) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 152 + ... + 357.

It is an arithmetic number, because the mean of its divisors is an integer number (13260).

252427 is an apocalyptic number.

52427 is a deficient number, since it is larger than the sum of its proper divisors (613).

52427 is a wasteful number, since it uses less digits than its factorization.

52427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612.

The product of its digits is 560, while the sum is 20.

The square root of 52427 is about 228.9694302740. The cubic root of 52427 is about 37.4269987213.

The spelling of 52427 in words is "fifty-two thousand, four hundred twenty-seven".

Divisors: 1 103 509 52427