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52182263 = 743533271
BaseRepresentation
bin1100011100001…
…1110011110111
310122012010121102
43013003303313
5101324313023
65102240315
71202353610
oct307036367
9118163542
1052182263
1127501341
121558609b
13aa707a3
146d04c07
1548ab628
hex31c3cf7

52182263 has 16 divisors (see below), whose sum is σ = 62194176. Its totient is φ = 42850080.

The previous prime is 52182257. The next prime is 52182271. The reversal of 52182263 is 36228125.

It is not a de Polignac number, because 52182263 - 214 = 52165879 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52182203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14318 + ... + 17588.

It is an arithmetic number, because the mean of its divisors is an integer number (3887136).

Almost surely, 252182263 is an apocalyptic number.

52182263 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

52182263 is a deficient number, since it is larger than the sum of its proper divisors (10011913).

52182263 is a wasteful number, since it uses less digits than its factorization.

52182263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3374.

The product of its digits is 5760, while the sum is 29.

The square root of 52182263 is about 7223.7291615896. The cubic root of 52182263 is about 373.6866960640.

The spelling of 52182263 in words is "fifty-two million, one hundred eighty-two thousand, two hundred sixty-three".

Divisors: 1 7 43 53 301 371 2279 3271 15953 22897 140653 173363 984571 1213541 7454609 52182263