Search a number
-
+
52051984 = 2429112181
BaseRepresentation
bin1100011010010…
…0000000010000
310121221111220021
43012210000100
5101311130414
65055353224
71201302025
oct306440020
9117844807
1052051984
1127422476
1215522814
13aa263ba
146cad54c
154882c24
hex31a4010

52051984 has 20 divisors (see below), whose sum is σ = 104329260. Its totient is φ = 25128320.

The previous prime is 52051927. The next prime is 52051997. The reversal of 52051984 is 48915025.

It can be written as a sum of positive squares in 2 ways, for example, as 41990400 + 10061584 = 6480^2 + 3172^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55627 + ... + 56554.

It is an arithmetic number, because the mean of its divisors is an integer number (5216463).

Almost surely, 252051984 is an apocalyptic number.

It is an amenable number.

52051984 is an abundant number, since it is smaller than the sum of its proper divisors (52277276).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52051984 is a wasteful number, since it uses less digits than its factorization.

52051984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112218 (or 112212 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 34.

The square root of 52051984 is about 7214.7060924198. The cubic root of 52051984 is about 373.3754530143.

It can be divided in two parts, 52051 and 984, that added together give a palindrome (53035).

The spelling of 52051984 in words is "fifty-two million, fifty-one thousand, nine hundred eighty-four".

Divisors: 1 2 4 8 16 29 58 116 232 464 112181 224362 448724 897448 1794896 3253249 6506498 13012996 26025992 52051984