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960868069 = 7137266867
BaseRepresentation
bin111001010001011…
…010111011100101
32110222001011012021
4321101122323211
53431440234234
6235202423141
732545146430
oct7121327345
92428034167
10960868069
11453426447
12229961ab1
131240b87b5
1491882817
15595519b4
hex3945aee5

960868069 has 4 divisors (see below), whose sum is σ = 1098134944. Its totient is φ = 823601196.

The previous prime is 960868061. The next prime is 960868081.

960868069 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 960868069 - 23 = 960868061 is a prime.

It is a super-2 number, since 2×9608680692 = 1846534892047577522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (960868061) 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, 68633427 + ... + 68633440.

It is an arithmetic number, because the mean of its divisors is an integer number (274533736).

Almost surely, 2960868069 is an apocalyptic number.

It is an amenable number.

960868069 is a deficient number, since it is larger than the sum of its proper divisors (137266875).

960868069 is a wasteful number, since it uses less digits than its factorization.

960868069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137266874.

The product of its (nonzero) digits is 1119744, while the sum is 52.

The square root of 960868069 is about 30997.8720076072. The cubic root of 960868069 is about 986.7820793566.

It can be divided in two parts, 9608 and 68069, that added together give a palindrome (77677).

The spelling of 960868069 in words is "nine hundred sixty million, eight hundred sixty-eight thousand, sixty-nine".

Divisors: 1 7 137266867 960868069