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68794386 = 2311465731
BaseRepresentation
bin1000001100110…
…11100000010010
311210110010011020
410012123200102
5120102410021
610454300310
71463512503
oct406334022
9153403136
1068794386
1135918271
121b057696
1311338b4b
1491cabaa
15608d7c6
hex419b812

68794386 has 8 divisors (see below), whose sum is σ = 137588784. Its totient is φ = 22931460.

The previous prime is 68794381. The next prime is 68794387. The reversal of 68794386 is 68349786.

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

68794386 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (68794381) 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, 5732860 + ... + 5732871.

It is an arithmetic number, because the mean of its divisors is an integer number (17198598).

Almost surely, 268794386 is an apocalyptic number.

68794386 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.

68794386 is a wasteful number, since it uses less digits than its factorization.

68794386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11465736.

The product of its digits is 1741824, while the sum is 51.

The square root of 68794386 is about 8294.2381205268. The cubic root of 68794386 is about 409.7487772894.

The spelling of 68794386 in words is "sixty-eight million, seven hundred ninety-four thousand, three hundred eighty-six".

Divisors: 1 2 3 6 11465731 22931462 34397193 68794386