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52086715 = 513776039
BaseRepresentation
bin1100011010110…
…0011110111011
310122000021112121
43012230132323
5101313233330
65100222111
71201505212
oct306543673
9118007477
1052086715
112744657a
121553a937
13aa39155
146cbc079
15488d17a
hex31ac7bb

52086715 has 8 divisors (see below), whose sum is σ = 62961120. Its totient is φ = 41364672.

The previous prime is 52086689. The next prime is 52086719. The reversal of 52086715 is 51768025.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-52086715 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52086719) 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, 37335 + ... + 38704.

It is an arithmetic number, because the mean of its divisors is an integer number (7870140).

Almost surely, 252086715 is an apocalyptic number.

52086715 is a deficient number, since it is larger than the sum of its proper divisors (10874405).

52086715 is a wasteful number, since it uses less digits than its factorization.

52086715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76181.

The product of its (nonzero) digits is 16800, while the sum is 34.

The square root of 52086715 is about 7217.1126498067. The cubic root of 52086715 is about 373.4584778339.

The spelling of 52086715 in words is "fifty-two million, eighty-six thousand, seven hundred fifteen".

Divisors: 1 5 137 685 76039 380195 10417343 52086715