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13280189695 = 59072928377
BaseRepresentation
bin11000101111000111…
…11001110011111111
31021021112000112110121
430113203321303333
5204144212032240
610033440315411
7650044515133
oct142743716377
937245015417
1013280189695
1156a5359093
1226a7612b67
131338454816
148dda633c3
1552ad4b04a
hex3178f9cff

13280189695 has 8 divisors (see below), whose sum is σ = 15953803344. Its totient is φ = 10612434624.

The previous prime is 13280189677. The next prime is 13280189717. The reversal of 13280189695 is 59698108231.

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 13280189695 - 27 = 13280189567 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1459654 + ... + 1468723.

It is an arithmetic number, because the mean of its divisors is an integer number (1994225418).

Almost surely, 213280189695 is an apocalyptic number.

13280189695 is a deficient number, since it is larger than the sum of its proper divisors (2673613649).

13280189695 is an equidigital number, since it uses as much as digits as its factorization.

13280189695 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2929289.

The product of its (nonzero) digits is 933120, while the sum is 52.

The spelling of 13280189695 in words is "thirteen billion, two hundred eighty million, one hundred eighty-nine thousand, six hundred ninety-five".

Divisors: 1 5 907 4535 2928377 14641885 2656037939 13280189695