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68286134 = 274877581
BaseRepresentation
bin1000001000111…
…11011010110110
311202111021222002
410010133122312
5114440124014
610435335302
71456264640
oct404373266
9152437862
1068286134
1135600424
121aa51532
13111bb6c7
1490d7890
155edcdde
hex411f6b6

68286134 has 8 divisors (see below), whose sum is σ = 117061968. Its totient is φ = 29265480.

The previous prime is 68286131. The next prime is 68286137. The reversal of 68286134 is 43168286.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (68286131) and next prime (68286137).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68286131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2438777 + ... + 2438804.

It is an arithmetic number, because the mean of its divisors is an integer number (14632746).

Almost surely, 268286134 is an apocalyptic number.

68286134 is a deficient number, since it is larger than the sum of its proper divisors (48775834).

68286134 is a wasteful number, since it uses less digits than its factorization.

68286134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4877590.

The product of its digits is 55296, while the sum is 38.

The square root of 68286134 is about 8263.5424607126. The cubic root of 68286134 is about 408.7372092124.

The spelling of 68286134 in words is "sixty-eight million, two hundred eighty-six thousand, one hundred thirty-four".

Divisors: 1 2 7 14 4877581 9755162 34143067 68286134