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26020666001 = 117929943229
BaseRepresentation
bin11000001110111100…
…111101101010010001
32111011102110210100102
4120032330331222101
5411242242303001
615542001102145
71610550004001
oct301674755221
974142423312
1026020666001
1110042a95550
125062327955
1325b8b2acb5
14138bb54001
15a245d6e6b
hex60ef3da91

26020666001 has 8 divisors (see below), whose sum is σ = 28745500800. Its totient is φ = 23355717840.

The previous prime is 26020665997. The next prime is 26020666027. The reversal of 26020666001 is 10066602062.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 26020666001 - 22 = 26020665997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26020666051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14970746 + ... + 14972483.

It is an arithmetic number, because the mean of its divisors is an integer number (3593187600).

Almost surely, 226020666001 is an apocalyptic number.

It is an amenable number.

26020666001 is a deficient number, since it is larger than the sum of its proper divisors (2724834799).

26020666001 is a wasteful number, since it uses less digits than its factorization.

26020666001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29943319.

The product of its (nonzero) digits is 5184, while the sum is 29.

The spelling of 26020666001 in words is "twenty-six billion, twenty million, six hundred sixty-six thousand, one".

Divisors: 1 11 79 869 29943229 329375519 2365515091 26020666001