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768404867 is a prime number
BaseRepresentation
bin101101110011001…
…110110110000011
31222112220000022112
4231303032312003
53033202423432
6204125325535
725020222266
oct5563166603
91875800275
10768404867
11364820a4a
121954068ab
13c326cb49
14740a2cdd
15476d57b2
hex2dcced83

768404867 has 2 divisors, whose sum is σ = 768404868. Its totient is φ = 768404866.

The previous prime is 768404809. The next prime is 768404887.

768404867 is nontrivially palindromic in base 10.

It is a strong prime.

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 768404867 - 210 = 768403843 is a prime.

It is not a weakly prime, because it can be changed into another prime (768404807) 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, 384202433 + 384202434.

It is an arithmetic number, because the mean of its divisors is an integer number (384202434).

Almost surely, 2768404867 is an apocalyptic number.

768404867 is a deficient number, since it is larger than the sum of its proper divisors (1).

768404867 is an equidigital number, since it uses as much as digits as its factorization.

768404867 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1806336, while the sum is 50.

The square root of 768404867 is about 27720.1166483837. The cubic root of 768404867 is about 915.9322883499.

The spelling of 768404867 in words is "seven hundred sixty-eight million, four hundred four thousand, eight hundred sixty-seven".