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13023102303 = 321976158493
BaseRepresentation
bin11000010000011110…
…01100010101011111
31020121121021010212100
430020033030111133
5203132403233203
65552134140143
7640503354201
oct141017142537
936547233770
1013023102303
115583224572
1226354b1653
1312c71001c3
148b7860771
155134b6ea3
hex3083cc55f

13023102303 has 12 divisors (see below), whose sum is σ = 19801208440. Its totient is φ = 8225117136.

The previous prime is 13023102299. The next prime is 13023102311. The reversal of 13023102303 is 30320132031.

13023102303 is a `hidden beast` number, since 130 + 231 + 0 + 2 + 303 = 666.

13023102303 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13023102303 - 22 = 13023102299 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13023102353) 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 11 ways as a sum of consecutive naturals, for example, 38079076 + ... + 38079417.

Almost surely, 213023102303 is an apocalyptic number.

13023102303 is a deficient number, since it is larger than the sum of its proper divisors (6778106137).

13023102303 is a wasteful number, since it uses less digits than its factorization.

13023102303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76158518 (or 76158515 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 13023102303 its reverse (30320132031), we get a palindrome (43343234334).

The spelling of 13023102303 in words is "thirteen billion, twenty-three million, one hundred two thousand, three hundred three".

Divisors: 1 3 9 19 57 171 76158493 228475479 685426437 1447011367 4341034101 13023102303