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7117896653 = 72831750159
BaseRepresentation
bin1101010000100001…
…00111101111001101
3200101001120121120222
412220100213233031
5104034140143103
63134145121125
7341250060200
oct65020475715
920331517528
107117896653
11302295a11a
1214679291a5
1389587468a
144b7489937
152b9d56638
hex1a8427bcd

7117896653 has 12 divisors (see below), whose sum is σ = 8379766080. Its totient is φ = 6027544152.

The previous prime is 7117896647. The next prime is 7117896689. The reversal of 7117896653 is 3566987117.

7117896653 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 7117896653 - 218 = 7117634509 is a prime.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 7117896595 and 7117896604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7117896613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 871013 + ... + 879146.

It is an arithmetic number, because the mean of its divisors is an integer number (698313840).

Almost surely, 27117896653 is an apocalyptic number.

It is an amenable number.

7117896653 is a deficient number, since it is larger than the sum of its proper divisors (1261869427).

7117896653 is a wasteful number, since it uses less digits than its factorization.

7117896653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1750256 (or 1750249 counting only the distinct ones).

The product of its digits is 1905120, while the sum is 53.

The square root of 7117896653 is about 84367.6279920207. The cubic root of 7117896653 is about 1923.6108854344.

The spelling of 7117896653 in words is "seven billion, one hundred seventeen million, eight hundred ninety-six thousand, six hundred fifty-three".

Divisors: 1 7 49 83 581 4067 1750159 12251113 85757791 145263197 1016842379 7117896653