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68213576710 = 2533132058967
BaseRepresentation
bin111111100001110110…
…001001010000000110
320112001220212201211001
4333201312021100012
52104200133423320
651200433403514
74633252556326
oct774166112006
9215056781731
1068213576710
1126a24870894
121127870959a
1365812cc156
143431675286
151b9388a20a
hexfe1d89406

68213576710 has 16 divisors (see below), whose sum is σ = 122821559136. Its totient is φ = 27277181568.

The previous prime is 68213576689. The next prime is 68213576737. The reversal of 68213576710 is 1767531286.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 996354 + ... + 1062613.

It is an arithmetic number, because the mean of its divisors is an integer number (7676347446).

Almost surely, 268213576710 is an apocalyptic number.

68213576710 is a deficient number, since it is larger than the sum of its proper divisors (54607982426).

68213576710 is a wasteful number, since it uses less digits than its factorization.

68213576710 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2062287.

The product of its (nonzero) digits is 423360, while the sum is 46.

The spelling of 68213576710 in words is "sixty-eight billion, two hundred thirteen million, five hundred seventy-six thousand, seven hundred ten".

Divisors: 1 2 5 10 3313 6626 16565 33130 2058967 4117934 10294835 20589670 6821357671 13642715342 34106788355 68213576710