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68882027 = 131525817
BaseRepresentation
bin1000001101100…
…00111001101011
311210121120101012
410012300321223
5120113211102
610500214135
71464326144
oct406607153
9153546335
1068882027
11359780a5
121b09a34b
13113699c6
149210acb
1560a9752
hex41b0e6b

68882027 has 4 divisors (see below), whose sum is σ = 69407976. Its totient is φ = 68356080.

The previous prime is 68882017. The next prime is 68882041. The reversal of 68882027 is 72028886.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 68882027 - 218 = 68619883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (68882017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 262778 + ... + 263039.

It is an arithmetic number, because the mean of its divisors is an integer number (17351994).

Almost surely, 268882027 is an apocalyptic number.

68882027 is a deficient number, since it is larger than the sum of its proper divisors (525949).

68882027 is a wasteful number, since it uses less digits than its factorization.

68882027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525948.

The product of its (nonzero) digits is 86016, while the sum is 41.

The square root of 68882027 is about 8299.5196848974. The cubic root of 68882027 is about 409.9227040484.

The spelling of 68882027 in words is "sixty-eight million, eight hundred eighty-two thousand, twenty-seven".

Divisors: 1 131 525817 68882027