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516115063 = 3116648873
BaseRepresentation
bin11110110000110…
…100101001110111
31022222011100202201
4132300310221313
52024111140223
6123114045331
715534622432
oct3660645167
91288140681
10516115063
11245373982
12124a19847
1382c08139
144c78c819
153049cead
hex1ec34a77

516115063 has 4 divisors (see below), whose sum is σ = 532763968. Its totient is φ = 499466160.

The previous prime is 516115051. The next prime is 516115129. The reversal of 516115063 is 360511615.

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

It is a cyclic number.

It is not a de Polignac number, because 516115063 - 29 = 516114551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (516112063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8324406 + ... + 8324467.

It is an arithmetic number, because the mean of its divisors is an integer number (133190992).

Almost surely, 2516115063 is an apocalyptic number.

516115063 is a deficient number, since it is larger than the sum of its proper divisors (16648905).

516115063 is a wasteful number, since it uses less digits than its factorization.

516115063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16648904.

The product of its (nonzero) digits is 2700, while the sum is 28.

The square root of 516115063 is about 22718.1659250918. The cubic root of 516115063 is about 802.1375455163.

Adding to 516115063 its reverse (360511615), we get a palindrome (876626678).

The spelling of 516115063 in words is "five hundred sixteen million, one hundred fifteen thousand, sixty-three".

Divisors: 1 31 16648873 516115063