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13469338238 = 2171183333479
BaseRepresentation
bin11001000101101010…
…11100101001111110
31021202200221021111012
430202311130221332
5210041122310423
610104314355222
7654532325456
oct144265345176
937680837435
1013469338238
1157920aa1a4
12273aa2bb12
1313686ac835
1491ac1cd66
1553c760078
hex322d5ca7e

13469338238 has 16 divisors (see below), whose sum is σ = 21394925280. Its totient is φ = 6337787136.

The previous prime is 13469338217. The next prime is 13469338243. The reversal of 13469338238 is 83283396431.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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, 385583 + ... + 419061.

It is an arithmetic number, because the mean of its divisors is an integer number (1337182830).

Almost surely, 213469338238 is an apocalyptic number.

13469338238 is a deficient number, since it is larger than the sum of its proper divisors (7925587042).

13469338238 is a wasteful number, since it uses less digits than its factorization.

13469338238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45331.

The product of its digits is 2239488, while the sum is 50.

The spelling of 13469338238 in words is "thirteen billion, four hundred sixty-nine million, three hundred thirty-eight thousand, two hundred thirty-eight".

Divisors: 1 2 17 34 11833 23666 33479 66958 201161 402322 569143 1138286 396157007 792314014 6734669119 13469338238