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53043925 = 5211192887
BaseRepresentation
bin1100101001011…
…0001011010101
310200210220120211
43022112023111
5102034401200
65132525421
71212603004
oct312261325
9120726524
1053043925
1127a3a760
1215920871
13acb2a4c
14708ac3b
1549cbaba
hex32962d5

53043925 has 12 divisors (see below), whose sum is σ = 71754336. Its totient is φ = 38577200.

The previous prime is 53043901. The next prime is 53043941. The reversal of 53043925 is 52934035.

53043925 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 53043925 - 29 = 53043413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 96169 + ... + 96718.

It is an arithmetic number, because the mean of its divisors is an integer number (5979528).

Almost surely, 253043925 is an apocalyptic number.

53043925 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

53043925 is a deficient number, since it is larger than the sum of its proper divisors (18710411).

53043925 is a wasteful number, since it uses less digits than its factorization.

53043925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192908 (or 192903 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 31.

The square root of 53043925 is about 7283.1260458679. The cubic root of 53043925 is about 375.7323171149.

It can be divided in two parts, 5304 and 3925, that added together give a palindrome (9229).

The spelling of 53043925 in words is "fifty-three million, forty-three thousand, nine hundred twenty-five".

Divisors: 1 5 11 25 55 275 192887 964435 2121757 4822175 10608785 53043925