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52054225 = 525935291
BaseRepresentation
bin1100011010010…
…0100011010001
310121221121222021
43012210203101
5101311213400
65055411441
71201311406
oct306444321
9117847867
1052054225
1127424123
1215523b81
13aa27422
146cb02ad
15488371a
hex31a48d1

52054225 has 12 divisors (see below), whose sum is σ = 65643120. Its totient is φ = 40936400.

The previous prime is 52054201. The next prime is 52054237. The reversal of 52054225 is 52245025.

It is a happy number.

It is not a de Polignac number, because 52054225 - 27 = 52054097 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a self number, because there is not a number n which added to its sum of digits gives 52054225.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 16171 + ... + 19120.

It is an arithmetic number, because the mean of its divisors is an integer number (5470260).

Almost surely, 252054225 is an apocalyptic number.

It is an amenable number.

52054225 is a deficient number, since it is larger than the sum of its proper divisors (13588895).

52054225 is a wasteful number, since it uses less digits than its factorization.

52054225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35360 (or 35355 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 25.

The square root of 52054225 is about 7214.8613985301. The cubic root of 52054225 is about 373.3808112627.

It can be divided in two parts, 520 and 54225, that added together give a palindrome (54745).

The spelling of 52054225 in words is "fifty-two million, fifty-four thousand, two hundred twenty-five".

Divisors: 1 5 25 59 295 1475 35291 176455 882275 2082169 10410845 52054225