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52115063 = 7112134733
BaseRepresentation
bin1100011011001…
…1011001110111
310122001201102112
43012303121313
5101320140223
65101001235
71201653650
oct306633167
9118051375
1052115063
1127465900
121555321b
13aa49020
146cc8527
154896778
hex31b3677

52115063 has 24 divisors (see below), whose sum is σ = 70517664. Its totient is φ = 37477440.

The previous prime is 52115053. The next prime is 52115069. The reversal of 52115063 is 36051125.

It is not a de Polignac number, because 52115063 - 224 = 35337847 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52115069) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8645 + ... + 13377.

It is an arithmetic number, because the mean of its divisors is an integer number (2938236).

Almost surely, 252115063 is an apocalyptic number.

52115063 is a deficient number, since it is larger than the sum of its proper divisors (18402601).

52115063 is a wasteful number, since it uses less digits than its factorization.

52115063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4775 (or 4764 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 52115063 is about 7219.0763259575. The cubic root of 52115063 is about 373.5262166736.

Adding to 52115063 its reverse (36051125), we get a palindrome (88166188).

The spelling of 52115063 in words is "fifty-two million, one hundred fifteen thousand, sixty-three".

Divisors: 1 7 11 13 77 91 121 143 847 1001 1573 4733 11011 33131 52063 61529 364441 430703 572693 676819 4008851 4737733 7445009 52115063