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52051115 = 565915797
BaseRepresentation
bin1100011010001…
…1110010101011
310121221110201002
43012203302223
5101311113430
65055345215
71201266344
oct306436253
9117843632
1052051115
1127421856
121552220b
13aa25b9c
146cad0cb
154882845
hex31a3cab

52051115 has 8 divisors (see below), whose sum is σ = 62560080. Its totient is φ = 41575072.

The previous prime is 52051081. The next prime is 52051121. The reversal of 52051115 is 51115025.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 52051115 - 210 = 52050091 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4604 + ... + 11193.

It is an arithmetic number, because the mean of its divisors is an integer number (7820010).

Almost surely, 252051115 is an apocalyptic number.

52051115 is a deficient number, since it is larger than the sum of its proper divisors (10508965).

52051115 is a wasteful number, since it uses less digits than its factorization.

52051115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16461.

The product of its (nonzero) digits is 250, while the sum is 20.

The square root of 52051115 is about 7214.6458679550. The cubic root of 52051115 is about 373.3733751872.

The spelling of 52051115 in words is "fifty-two million, fifty-one thousand, one hundred fifteen".

Divisors: 1 5 659 3295 15797 78985 10410223 52051115