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52055425 = 527129327
BaseRepresentation
bin1100011010010…
…0110110000001
310121221200121201
43012210312001
5101311233200
65055421201
71201315042
oct306446601
9117850551
1052055425
1127425014
1215524801
13aa27b36
146cb08c9
154883c6a
hex31a4d81

52055425 has 12 divisors (see below), whose sum is σ = 65460096. Its totient is φ = 41056400.

The previous prime is 52055407. The next prime is 52055429. The reversal of 52055425 is 52455025.

It is not a de Polignac number, because 52055425 - 211 = 52053377 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52055393 and 52055402.

It is not an unprimeable number, because it can be changed into a prime (52055429) 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 11 ways as a sum of consecutive naturals, for example, 12889 + ... + 16438.

It is an arithmetic number, because the mean of its divisors is an integer number (5455008).

Almost surely, 252055425 is an apocalyptic number.

It is an amenable number.

52055425 is a deficient number, since it is larger than the sum of its proper divisors (13404671).

52055425 is a wasteful number, since it uses less digits than its factorization.

52055425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29408 (or 29403 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 28.

The square root of 52055425 is about 7214.9445597316. The cubic root of 52055425 is about 373.3836804088.

It can be divided in two parts, 520 and 55425, that added together give a triangular number (55945 = T334).

The spelling of 52055425 in words is "fifty-two million, fifty-five thousand, four hundred twenty-five".

Divisors: 1 5 25 71 355 1775 29327 146635 733175 2082217 10411085 52055425