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13206445718 = 2311371554797
BaseRepresentation
bin11000100110010101…
…00101111010010110
31021002101020221202012
430103022211322112
5204021322230333
610022243544222
7645160636124
oct142312457226
937071227665
1013206445718
115667770154
12268698b072
1313260a4b2b
148d3d48914
15524630e48
hex3132a5e96

13206445718 has 16 divisors (see below), whose sum is σ = 20597963904. Its totient is φ = 6343567680.

The previous prime is 13206445711. The next prime is 13206445727. The reversal of 13206445718 is 81754460231.

13206445718 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13206445711) 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 7 ways as a sum of consecutive naturals, for example, 768905 + ... + 785892.

It is an arithmetic number, because the mean of its divisors is an integer number (1287372744).

Almost surely, 213206445718 is an apocalyptic number.

13206445718 is a deficient number, since it is larger than the sum of its proper divisors (7391518186).

13206445718 is a wasteful number, since it uses less digits than its factorization.

13206445718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1554967.

The product of its (nonzero) digits is 161280, while the sum is 41.

The spelling of 13206445718 in words is "thirteen billion, two hundred six million, four hundred forty-five thousand, seven hundred eighteen".

Divisors: 1 2 31 62 137 274 4247 8494 1554797 3109594 48198707 96397414 213007189 426014378 6603222859 13206445718