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69315068 = 2217328767
BaseRepresentation
bin1000010000110…
…10100111111100
311211102120101202
410020122213330
5120221040233
610513355032
71501111514
oct410324774
9154376352
1069315068
1136143489
121b268a78
131148bb44
1492c4844
156142be8
hex421a9fc

69315068 has 6 divisors (see below), whose sum is σ = 121301376. Its totient is φ = 34657532.

The previous prime is 69315061. The next prime is 69315091. The reversal of 69315068 is 86051396.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (69315061) 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 as a sum of consecutive naturals, namely, 8664380 + ... + 8664387.

It is an arithmetic number, because the mean of its divisors is an integer number (20216896).

Almost surely, 269315068 is an apocalyptic number.

It is an amenable number.

69315068 is a deficient number, since it is larger than the sum of its proper divisors (51986308).

69315068 is a wasteful number, since it uses less digits than its factorization.

69315068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17328771 (or 17328769 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 69315068 is about 8325.5671278298. The cubic root of 69315068 is about 410.7799312423.

The spelling of 69315068 in words is "sixty-nine million, three hundred fifteen thousand, sixty-eight".

Divisors: 1 2 4 17328767 34657534 69315068