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68755255786 = 2733114837129
BaseRepresentation
bin100000000001000100…
…0011111000111101010
320120110200010212211001
41000002020133013222
52111302321141121
651330303425214
74652551013530
oct1000210370752
9216420125731
1068755255786
1127182605348
12113a9bb520a
1366395b8109
14348359a150
151bc61d7991
hex100221f1ea

68755255786 has 16 divisors (see below), whose sum is σ = 118222251840. Its totient is φ = 29377513440.

The previous prime is 68755255771. The next prime is 68755255843.

68755255786 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7413931 + ... + 7423198.

It is an arithmetic number, because the mean of its divisors is an integer number (7388890740).

Almost surely, 268755255786 is an apocalyptic number.

68755255786 is a deficient number, since it is larger than the sum of its proper divisors (49466996054).

68755255786 is a wasteful number, since it uses less digits than its factorization.

68755255786 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14837469.

The product of its digits is 141120000, while the sum is 64.

The spelling of 68755255786 in words is "sixty-eight billion, seven hundred fifty-five million, two hundred fifty-five thousand, seven hundred eighty-six".

Divisors: 1 2 7 14 331 662 2317 4634 14837129 29674258 103859903 207719806 4911089699 9822179398 34377627893 68755255786