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68606058 = 2311434343
BaseRepresentation
bin1000001011011…
…01100001101010
311210002112211010
410011231201222
5120030343213
610450244350
71462066443
oct405554152
9153075733
1068606058
11357a9824
121ab866b6
13112a1201
14917c2ca
156052ac3
hex416d86a

68606058 has 8 divisors (see below), whose sum is σ = 137212128. Its totient is φ = 22868684.

The previous prime is 68606053. The next prime is 68606077. The reversal of 68606058 is 85060686.

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

68606058 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (68606051) 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, 5717166 + ... + 5717177.

It is an arithmetic number, because the mean of its divisors is an integer number (17151516).

Almost surely, 268606058 is an apocalyptic number.

68606058 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.

68606058 is a wasteful number, since it uses less digits than its factorization.

68606058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11434348.

The product of its (nonzero) digits is 69120, while the sum is 39.

The square root of 68606058 is about 8282.8773985856. The cubic root of 68606058 is about 409.3745331308.

The spelling of 68606058 in words is "sixty-eight million, six hundred six thousand, fifty-eight".

Divisors: 1 2 3 6 11434343 22868686 34303029 68606058