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53234505 = 3251182989
BaseRepresentation
bin1100101100010…
…0101101001001
310201011121000100
43023010231021
5102112001010
65141000013
71214325432
oct313045511
9121147010
1053234505
112805a965
12159b3009
13b04b70c
1470da489
154a182c0
hex32c4b49

53234505 has 12 divisors (see below), whose sum is σ = 92273220. Its totient is φ = 28391712.

The previous prime is 53234491. The next prime is 53234509. The reversal of 53234505 is 50543235.

It can be written as a sum of positive squares in 2 ways, for example, as 17665209 + 35569296 = 4203^2 + 5964^2 .

It is not a de Polignac number, because 53234505 - 217 = 53103433 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53234509) 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, 591450 + ... + 591539.

It is an arithmetic number, because the mean of its divisors is an integer number (7689435).

Almost surely, 253234505 is an apocalyptic number.

It is an amenable number.

53234505 is a deficient number, since it is larger than the sum of its proper divisors (39038715).

53234505 is a wasteful number, since it uses less digits than its factorization.

53234505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1183000 (or 1182997 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 27.

The square root of 53234505 is about 7296.1979825112. The cubic root of 53234505 is about 376.1817652370.

The spelling of 53234505 in words is "fifty-three million, two hundred thirty-four thousand, five hundred five".

Divisors: 1 3 5 9 15 45 1182989 3548967 5914945 10646901 17744835 53234505