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5168519329 is a prime number
BaseRepresentation
bin1001101000001000…
…10101100010100001
3111100012110222121211
410310010111202201
541041120104304
62212511150121
7242036455321
oct46404254241
914305428554
105168519329
112212549086
121002b15341
13644a42c7c
1437060b281
15203b43204
hex1341158a1

5168519329 has 2 divisors, whose sum is σ = 5168519330. Its totient is φ = 5168519328.

The previous prime is 5168519273. The next prime is 5168519347. The reversal of 5168519329 is 9239158615.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4978713600 + 189805729 = 70560^2 + 13777^2 .

It is a cyclic number.

It is not a de Polignac number, because 5168519329 - 27 = 5168519201 is a prime.

It is a super-2 number, since 2×51685193292 = 53427184108493220482, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5168519399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2584259664 + 2584259665.

It is an arithmetic number, because the mean of its divisors is an integer number (2584259665).

Almost surely, 25168519329 is an apocalyptic number.

It is an amenable number.

5168519329 is a deficient number, since it is larger than the sum of its proper divisors (1).

5168519329 is an equidigital number, since it uses as much as digits as its factorization.

5168519329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 583200, while the sum is 49.

The square root of 5168519329 is about 71892.4149615243. The cubic root of 5168519329 is about 1728.9750049992.

The spelling of 5168519329 in words is "five billion, one hundred sixty-eight million, five hundred nineteen thousand, three hundred twenty-nine".