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68151554346 = 2311358592391
BaseRepresentation
bin111111011110001001…
…100011000100101010
320111220121011200010110
4333132021203010222
52104033244214341
651150340155150
74631600440161
oct773611430452
9214817150113
1068151554346
11269a2859537
121125b998ab6
1365714c4825
14342732c3d8
151b8d1d8216
hexfde26312a

68151554346 has 8 divisors (see below), whose sum is σ = 136303108704. Its totient is φ = 22717184780.

The previous prime is 68151554327. The next prime is 68151554407. The reversal of 68151554346 is 64345515186.

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

68151554346 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 68151554295 and 68151554304.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5679296190 + ... + 5679296201.

It is an arithmetic number, because the mean of its divisors is an integer number (17037888588).

Almost surely, 268151554346 is an apocalyptic number.

68151554346 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

68151554346 is a wasteful number, since it uses less digits than its factorization.

68151554346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11358592396.

The product of its digits is 1728000, while the sum is 48.

The spelling of 68151554346 in words is "sixty-eight billion, one hundred fifty-one million, five hundred fifty-four thousand, three hundred forty-six".

Divisors: 1 2 3 6 11358592391 22717184782 34075777173 68151554346