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13201322023 = 712392832749
BaseRepresentation
bin11000100101101110…
…00011000000100111
31021002000121122100201
430102313003000213
5204014014301043
610021542051331
7645066246211
oct142267030047
937060548321
1013201322023
11566489069a
122685119b47
131324ccc966
148d33b35b1
15523e6cc4d
hex312dc3027

13201322023 has 16 divisors (see below), whose sum is σ = 13495680000. Its totient is φ = 12910433760.

The previous prime is 13201322009. The next prime is 13201322047. The reversal of 13201322023 is 32022310231.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13201322023 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13201322003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4800853 + ... + 4803601.

It is an arithmetic number, because the mean of its divisors is an integer number (843480000).

Almost surely, 213201322023 is an apocalyptic number.

13201322023 is a deficient number, since it is larger than the sum of its proper divisors (294357977).

13201322023 is a wasteful number, since it uses less digits than its factorization.

13201322023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3342.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 13201322023 its reverse (32022310231), we get a palindrome (45223632254).

The spelling of 13201322023 in words is "thirteen billion, two hundred one million, three hundred twenty-two thousand, twenty-three".

Divisors: 1 71 239 283 2749 16969 20093 67637 195179 657011 777967 4802227 46647781 55235657 185934113 13201322023