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67868807113 = 1791277296911
BaseRepresentation
bin111111001101010010…
…111100111111001001
320111011220010121211201
4333031102330333021
52102443403311423
651102320024201
74621565225212
oct771522747711
9214156117751
1067868807113
1126868199338
12111a1162061
136527a57883
1433db96a409
151b734862ad
hexfcd4bcfc9

67868807113 has 8 divisors (see below), whose sum is σ = 68301636480. Its totient is φ = 67436574480.

The previous prime is 67868807099. The next prime is 67868807137. The reversal of 67868807113 is 31170886876.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 67868807113 - 29 = 67868806601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (67568807113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80128 + ... + 377038.

It is an arithmetic number, because the mean of its divisors is an integer number (8537704560).

Almost surely, 267868807113 is an apocalyptic number.

It is an amenable number.

67868807113 is a deficient number, since it is larger than the sum of its proper divisors (432829367).

67868807113 is a wasteful number, since it uses less digits than its factorization.

67868807113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298367.

The product of its (nonzero) digits is 2709504, while the sum is 55.

The spelling of 67868807113 in words is "sixty-seven billion, eight hundred sixty-eight million, eight hundred seven thousand, one hundred thirteen".

Divisors: 1 179 1277 228583 296911 53147069 379155347 67868807113