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10868254769 is a prime number
BaseRepresentation
bin10100001111100110…
…00110100000110001
31001001102112112202102
422013303012200301
5134224233123034
64554240230145
7533216432651
oct120763064061
931042475672
1010868254769
114677934739
12213390b355
13104284a6a8
147515b8361
1543921897e
hex287cc6831

10868254769 has 2 divisors, whose sum is σ = 10868254770. Its totient is φ = 10868254768.

The previous prime is 10868254697. The next prime is 10868254777. The reversal of 10868254769 is 96745286801.

It is a happy number.

Together with previous prime (10868254697) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10097637169 + 770617600 = 100487^2 + 27760^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10868254769 is a prime.

It is a super-2 number, since 2×108682547692 (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10868254069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5434127384 + 5434127385.

It is an arithmetic number, because the mean of its divisors is an integer number (5434127385).

Almost surely, 210868254769 is an apocalyptic number.

It is an amenable number.

10868254769 is a deficient number, since it is larger than the sum of its proper divisors (1).

10868254769 is an equidigital number, since it uses as much as digits as its factorization.

10868254769 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5806080, while the sum is 56.

The spelling of 10868254769 in words is "ten billion, eight hundred sixty-eight million, two hundred fifty-four thousand, seven hundred sixty-nine".