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516307069 is a prime number
BaseRepresentation
bin11110110001100…
…011100001111101
31022222112010011001
4132301203201331
52024133311234
6123122130301
715536352265
oct3661434175
91288463131
10516307069
11245495163
12124ab0991
1382c74655
144c7dc7a5
15304d9d14
hex1ec6387d

516307069 has 2 divisors, whose sum is σ = 516307070. Its totient is φ = 516307068.

The previous prime is 516307049. The next prime is 516307081. The reversal of 516307069 is 960703615.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 503418969 + 12888100 = 22437^2 + 3590^2 .

It is a cyclic number.

It is not a de Polignac number, because 516307069 - 25 = 516307037 is a prime.

It is a super-2 number, since 2×5163070692 = 533145978998741522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (516307009) 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 as a sum of consecutive naturals, namely, 258153534 + 258153535.

It is an arithmetic number, because the mean of its divisors is an integer number (258153535).

Almost surely, 2516307069 is an apocalyptic number.

It is an amenable number.

516307069 is a deficient number, since it is larger than the sum of its proper divisors (1).

516307069 is an equidigital number, since it uses as much as digits as its factorization.

516307069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34020, while the sum is 37.

The square root of 516307069 is about 22722.3913574254. The cubic root of 516307069 is about 802.2370040399.

The spelling of 516307069 in words is "five hundred sixteen million, three hundred seven thousand, sixty-nine".