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53201205 = 35543787
BaseRepresentation
bin1100101011110…
…0100100110101
310201002220100000
43022330210311
5102104414310
65140141513
71214126361
oct312744465
9121086300
1053201205
1128037942
1215997899
13b039505
1470cc2a1
154a0d4c0
hex32bc935

53201205 has 24 divisors (see below), whose sum is σ = 95632992. Its totient is φ = 28373328.

The previous prime is 53201173. The next prime is 53201219. The reversal of 53201205 is 50210235.

It is a happy number.

It is not a de Polignac number, because 53201205 - 25 = 53201173 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20679 + ... + 23108.

It is an arithmetic number, because the mean of its divisors is an integer number (3984708).

Almost surely, 253201205 is an apocalyptic number.

It is an amenable number.

53201205 is a deficient number, since it is larger than the sum of its proper divisors (42431787).

53201205 is an equidigital number, since it uses as much as digits as its factorization.

53201205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43807 (or 43795 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 53201205 is about 7293.9156150863. The cubic root of 53201205 is about 376.1033106978.

The spelling of 53201205 in words is "fifty-three million, two hundred one thousand, two hundred five".

Divisors: 1 3 5 9 15 27 45 81 135 243 405 1215 43787 131361 218935 394083 656805 1182249 1970415 3546747 5911245 10640241 17733735 53201205