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53327201 = 291838869
BaseRepresentation
bin1100101101101…
…1010101100001
310201100022011112
43023123111201
5102122432301
65142553105
71215162614
oct313332541
9121308145
1053327201
1128113574
1215a38795
13b081975
14712217b
154a359bb
hex32db561

53327201 has 4 divisors (see below), whose sum is σ = 55166100. Its totient is φ = 51488304.

The previous prime is 53327171. The next prime is 53327203. The reversal of 53327201 is 10272335.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 38427601 + 14899600 = 6199^2 + 3860^2 .

It is a cyclic number.

It is not a de Polignac number, because 53327201 - 26 = 53327137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53327203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 919406 + ... + 919463.

It is an arithmetic number, because the mean of its divisors is an integer number (13791525).

Almost surely, 253327201 is an apocalyptic number.

It is an amenable number.

53327201 is a deficient number, since it is larger than the sum of its proper divisors (1838899).

53327201 is a wasteful number, since it uses less digits than its factorization.

53327201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1838898.

The product of its (nonzero) digits is 1260, while the sum is 23.

The square root of 53327201 is about 7302.5475691706. The cubic root of 53327201 is about 376.3999841329.

Adding to 53327201 its reverse (10272335), we get a palindrome (63599536).

The spelling of 53327201 in words is "fifty-three million, three hundred twenty-seven thousand, two hundred one".

Divisors: 1 29 1838869 53327201