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68715493341 = 3112082287677
BaseRepresentation
bin111111111111110000…
…110011011111011101
320120100220022201222220
4333333300303133131
52111212131241331
651322323255553
74651556025165
oct777760633735
9216326281886
1068715493341
1127162117220
121139881a5b9
1366312a5741
14347c1a95a5
151bc2981296
hexfffc337dd

68715493341 has 8 divisors (see below), whose sum is σ = 99949808544. Its totient is φ = 41645753520.

The previous prime is 68715493337. The next prime is 68715493369. The reversal of 68715493341 is 14339451786.

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

It is not a de Polignac number, because 68715493341 - 22 = 68715493337 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68715493391) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1041143806 + ... + 1041143871.

It is an arithmetic number, because the mean of its divisors is an integer number (12493726068).

Almost surely, 268715493341 is an apocalyptic number.

It is an amenable number.

68715493341 is a deficient number, since it is larger than the sum of its proper divisors (31234315203).

68715493341 is a wasteful number, since it uses less digits than its factorization.

68715493341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2082287691.

The product of its digits is 2177280, while the sum is 51.

The spelling of 68715493341 in words is "sixty-eight billion, seven hundred fifteen million, four hundred ninety-three thousand, three hundred forty-one".

Divisors: 1 3 11 33 2082287677 6246863031 22905164447 68715493341