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69268063 = 389178067
BaseRepresentation
bin1000010000011…
…11001001011111
311211100011220211
410020033021133
5120213034223
610512353251
71500524464
oct410171137
9154304824
1069268063
1136111137
121b245827
1311473627
1492b166b
156133d0d
hex420f25f

69268063 has 4 divisors (see below), whose sum is σ = 69446520. Its totient is φ = 69089608.

The previous prime is 69268061. The next prime is 69268109. The reversal of 69268063 is 36086296.

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 69268063 - 21 = 69268061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (69268061) 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, 88645 + ... + 89422.

It is an arithmetic number, because the mean of its divisors is an integer number (17361630).

Almost surely, 269268063 is an apocalyptic number.

69268063 is a deficient number, since it is larger than the sum of its proper divisors (178457).

69268063 is a wasteful number, since it uses less digits than its factorization.

69268063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178456.

The product of its (nonzero) digits is 93312, while the sum is 40.

The square root of 69268063 is about 8322.7437182698. The cubic root of 69268063 is about 410.6870554434.

The spelling of 69268063 in words is "sixty-nine million, two hundred sixty-eight thousand, sixty-three".

Divisors: 1 389 178067 69268063