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68184694 = 267508841
BaseRepresentation
bin1000001000001…
…10101001110110
311202022010211001
410010012221312
5114423402234
610433233514
71455363124
oct404065166
9152263731
1068184694
1135541196
121aa0289a
1311184496
1490ac914
155ebcd14
hex4106a76

68184694 has 8 divisors (see below), whose sum is σ = 103803768. Its totient is φ = 33583440.

The previous prime is 68184689. The next prime is 68184709. The reversal of 68184694 is 49648186.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 254287 + ... + 254554.

It is an arithmetic number, because the mean of its divisors is an integer number (12975471).

Almost surely, 268184694 is an apocalyptic number.

68184694 is a deficient number, since it is larger than the sum of its proper divisors (35619074).

68184694 is a wasteful number, since it uses less digits than its factorization.

68184694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 508910.

The product of its digits is 331776, while the sum is 46.

The square root of 68184694 is about 8257.4023760502. The cubic root of 68184694 is about 408.5347139766.

The spelling of 68184694 in words is "sixty-eight million, one hundred eighty-four thousand, six hundred ninety-four".

Divisors: 1 2 67 134 508841 1017682 34092347 68184694