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53063525 = 5213715493
BaseRepresentation
bin1100101001101…
…0111101100101
310200211220110202
43022122331211
5102041013100
65133200245
71213014104
oct312327545
9120756422
1053063525
1127a53459
1215930085
13acbb948
14709403b
1549d27d5
hex329af65

53063525 has 12 divisors (see below), whose sum is σ = 66283332. Its totient is φ = 42138240.

The previous prime is 53063503. The next prime is 53063539. The reversal of 53063525 is 52536035.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 7392961 + 45670564 = 2719^2 + 6758^2 .

It is not a de Polignac number, because 53063525 - 210 = 53062501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4322 + ... + 11171.

It is an arithmetic number, because the mean of its divisors is an integer number (5523611).

Almost surely, 253063525 is an apocalyptic number.

It is an amenable number.

53063525 is a deficient number, since it is larger than the sum of its proper divisors (13219807).

53063525 is a wasteful number, since it uses less digits than its factorization.

53063525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15640 (or 15635 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 29.

The square root of 53063525 is about 7284.4714976448. The cubic root of 53063525 is about 375.7785897500.

The spelling of 53063525 in words is "fifty-three million, sixty-three thousand, five hundred twenty-five".

Divisors: 1 5 25 137 685 3425 15493 77465 387325 2122541 10612705 53063525