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52608260 = 2253497537
BaseRepresentation
bin1100100010101…
…1110100000100
310122222202222002
43020223310010
5101431431020
65115324432
71206106565
oct310536404
9118882862
1052608260
1127772401
1215750718
13ab8c663
146db616c
154942975
hex322bd04

52608260 has 24 divisors (see below), whose sum is σ = 110808600. Its totient is φ = 20980224.

The previous prime is 52608247. The next prime is 52608263. The reversal of 52608260 is 6280625.

It can be written as a sum of positive squares in 4 ways, for example, as 8305924 + 44302336 = 2882^2 + 6656^2 .

It is not an unprimeable number, because it can be changed into a prime (52608263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3212 + ... + 10748.

It is an arithmetic number, because the mean of its divisors is an integer number (4617025).

Almost surely, 252608260 is an apocalyptic number.

It is an amenable number.

52608260 is an abundant number, since it is smaller than the sum of its proper divisors (58200340).

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

52608260 is a wasteful number, since it uses less digits than its factorization.

52608260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7895 (or 7893 counting only the distinct ones).

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

The square root of 52608260 is about 7253.1551755081. The cubic root of 52608260 is about 374.7008221178.

Adding to 52608260 its reverse (6280625), we get a palindrome (58888885).

The spelling of 52608260 in words is "fifty-two million, six hundred eight thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 349 698 1396 1745 3490 6980 7537 15074 30148 37685 75370 150740 2630413 5260826 10521652 13152065 26304130 52608260