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52375825 = 527612753
BaseRepresentation
bin1100011111001…
…1000100010001
310122112222010101
43013303010101
5101402011300
65110332401
71204121125
oct307630421
9118488111
1052375825
1127623807
121565a101
13ab0a918
146d55585
1548e8b6a
hex31f3111

52375825 has 12 divisors (see below), whose sum is σ = 65054988. Its totient is φ = 41830400.

The previous prime is 52375823. The next prime is 52375859. The reversal of 52375825 is 52857325.

It can be written as a sum of positive squares in 6 ways, for example, as 3207681 + 49168144 = 1791^2 + 7012^2 .

It is not a de Polignac number, because 52375825 - 21 = 52375823 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52375823) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17649 + ... + 20401.

It is an arithmetic number, because the mean of its divisors is an integer number (5421249).

Almost surely, 252375825 is an apocalyptic number.

It is an amenable number.

52375825 is a deficient number, since it is larger than the sum of its proper divisors (12679163).

52375825 is a wasteful number, since it uses less digits than its factorization.

52375825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3524 (or 3519 counting only the distinct ones).

The product of its digits is 84000, while the sum is 37.

The square root of 52375825 is about 7237.1144111448. The cubic root of 52375825 is about 374.1481701981.

The spelling of 52375825 in words is "fifty-two million, three hundred seventy-five thousand, eight hundred twenty-five".

Divisors: 1 5 25 761 2753 3805 13765 19025 68825 2095033 10475165 52375825