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68696296325 = 5212592182567
BaseRepresentation
bin111111111110100111…
…100100101110000101
320120022120012102122022
4333332213210232011
52111142222440300
651320400012525
74651233612206
oct777647445605
9216276172568
1068696296325
11271522a5218
1211392301145
13662a313967
14347980d5ad
151bc0e3d285
hexffe9e4b85

68696296325 has 12 divisors (see below), whose sum is σ = 85251106080. Its totient is φ = 54913360560.

The previous prime is 68696296321. The next prime is 68696296367. The reversal of 68696296325 is 52369269686.

It is not a de Polignac number, because 68696296325 - 22 = 68696296321 is a prime.

It is a super-2 number, since 2×686962963252 (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68696296321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1059809 + ... + 1122758.

It is an arithmetic number, because the mean of its divisors is an integer number (7104258840).

Almost surely, 268696296325 is an apocalyptic number.

It is an amenable number.

68696296325 is a deficient number, since it is larger than the sum of its proper divisors (16554809755).

68696296325 is a wasteful number, since it uses less digits than its factorization.

68696296325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2183836 (or 2183831 counting only the distinct ones).

The product of its digits is 50388480, while the sum is 62.

The spelling of 68696296325 in words is "sixty-eight billion, six hundred ninety-six million, two hundred ninety-six thousand, three hundred twenty-five".

Divisors: 1 5 25 1259 6295 31475 2182567 10912835 54564175 2747851853 13739259265 68696296325