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68255188296 = 2332843966179
BaseRepresentation
bin111111100100010100…
…111000010101001000
320112011211011211011220
4333210110320111020
52104241312011141
651204521322040
74634266346031
oct774424702510
9215154154156
1068255188296
1126a46302229
121128a636320
136589b0b3a9
143436dc7a88
151b97359766
hexfe4538548

68255188296 has 16 divisors (see below), whose sum is σ = 170637970800. Its totient is φ = 22751729424.

The previous prime is 68255188259. The next prime is 68255188297. The reversal of 68255188296 is 69288155286.

It is a happy number.

It is a hoax number, since the sum of its digits (60) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (68255188297) 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 3 ways as a sum of consecutive naturals, for example, 1421983066 + ... + 1421983113.

It is an arithmetic number, because the mean of its divisors is an integer number (10664873175).

Almost surely, 268255188296 is an apocalyptic number.

It is an amenable number.

68255188296 is an abundant number, since it is smaller than the sum of its proper divisors (102382782504).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

68255188296 is a wasteful number, since it uses less digits than its factorization.

68255188296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2843966188 (or 2843966184 counting only the distinct ones).

The product of its digits is 16588800, while the sum is 60.

The spelling of 68255188296 in words is "sixty-eight billion, two hundred fifty-five million, one hundred eighty-eight thousand, two hundred ninety-six".

Divisors: 1 2 3 4 6 8 12 24 2843966179 5687932358 8531898537 11375864716 17063797074 22751729432 34127594148 68255188296