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53366065 = 573314561
BaseRepresentation
bin1100101110010…
…0110100110001
310201102021110221
43023210310301
5102130203230
65143453041
71215414124
oct313446461
9121367427
1053366065
112813a795
1215a57181
13b09656c
1471323bb
154a4227a
hex32e4d31

53366065 has 8 divisors (see below), whose sum is σ = 64131048. Its totient is φ = 42631680.

The previous prime is 53366063. The next prime is 53366069. The reversal of 53366065 is 56066335.

It is a happy number.

53366065 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 31002624 + 22363441 = 5568^2 + 4729^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 53366065 - 21 = 53366063 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53366065.

It is not an unprimeable number, because it can be changed into a prime (53366063) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 3616 + ... + 10945.

It is an arithmetic number, because the mean of its divisors is an integer number (8016381).

Almost surely, 253366065 is an apocalyptic number.

It is an amenable number.

53366065 is a deficient number, since it is larger than the sum of its proper divisors (10764983).

53366065 is a wasteful number, since it uses less digits than its factorization.

53366065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15299.

The product of its (nonzero) digits is 48600, while the sum is 34.

The square root of 53366065 is about 7305.2080736965. The cubic root of 53366065 is about 376.4913999989.

The spelling of 53366065 in words is "fifty-three million, three hundred sixty-six thousand, sixty-five".

Divisors: 1 5 733 3665 14561 72805 10673213 53366065