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52115414 = 2136729917
BaseRepresentation
bin1100011011001…
…1011111010110
310122001201220112
43012303133112
5101320143124
65101003022
71201654661
oct306633726
9118051815
1052115414
112746609a
1215553472
13aa49230
146cc86d8
15489690e
hex31b37d6

52115414 has 16 divisors (see below), whose sum is σ = 85445808. Its totient is φ = 23693472.

The previous prime is 52115383. The next prime is 52115417. The reversal of 52115414 is 41451125.

It is a self number, because there is not a number n which added to its sum of digits gives 52115414.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52115417) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13217 + ... + 16700.

It is an arithmetic number, because the mean of its divisors is an integer number (5340363).

Almost surely, 252115414 is an apocalyptic number.

52115414 is a deficient number, since it is larger than the sum of its proper divisors (33330394).

52115414 is a wasteful number, since it uses less digits than its factorization.

52115414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29999.

The product of its digits is 800, while the sum is 23.

The square root of 52115414 is about 7219.1006365059. The cubic root of 52115414 is about 373.5270552501.

Adding to 52115414 its reverse (41451125), we get a palindrome (93566539).

The spelling of 52115414 in words is "fifty-two million, one hundred fifteen thousand, four hundred fourteen".

Divisors: 1 2 13 26 67 134 871 1742 29917 59834 388921 777842 2004439 4008878 26057707 52115414