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68027061 = 389254783
BaseRepresentation
bin1000000111000…
…00001010110101
311202000010120210
410003200022311
5114403331221
610430020033
71454135424
oct403401265
9152003523
1068027061
1135443813
121a947619
131112a7cb
14906b2bb
155e8b276
hex40e02b5

68027061 has 8 divisors (see below), whose sum is σ = 91722240. Its totient is φ = 44841632.

The previous prime is 68027041. The next prime is 68027083. The reversal of 68027061 is 16072086.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 68027061 - 26 = 68026997 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68027041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127125 + ... + 127658.

It is an arithmetic number, because the mean of its divisors is an integer number (11465280).

Almost surely, 268027061 is an apocalyptic number.

It is an amenable number.

68027061 is a deficient number, since it is larger than the sum of its proper divisors (23695179).

68027061 is a wasteful number, since it uses less digits than its factorization.

68027061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254875.

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 68027061 is about 8247.8519021622. The cubic root of 68027061 is about 408.2196469663.

The spelling of 68027061 in words is "sixty-eight million, twenty-seven thousand, sixty-one".

Divisors: 1 3 89 267 254783 764349 22675687 68027061