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13164216433 = 31424652143
BaseRepresentation
bin11000100001010011…
…00000000001110001
31020222102210111001121
430100221200001301
5203430014411213
610014134502241
7644135664514
oct142051400161
936872714047
1013164216433
115645947715
122674804981
13131a40a6a4
148cc4b4d7b
15520a8d88d
hex310a60071

13164216433 has 4 divisors (see below), whose sum is σ = 13588868608. Its totient is φ = 12739564260.

The previous prime is 13164216431. The next prime is 13164216463. The reversal of 13164216433 is 33461246131.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 33461246131 = 93413582191.

It is a cyclic number.

It is not a de Polignac number, because 13164216433 - 21 = 13164216431 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13164216431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 212326041 + ... + 212326102.

It is an arithmetic number, because the mean of its divisors is an integer number (3397217152).

Almost surely, 213164216433 is an apocalyptic number.

It is an amenable number.

13164216433 is a deficient number, since it is larger than the sum of its proper divisors (424652175).

13164216433 is an equidigital number, since it uses as much as digits as its factorization.

13164216433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424652174.

The product of its digits is 31104, while the sum is 34.

The spelling of 13164216433 in words is "thirteen billion, one hundred sixty-four million, two hundred sixteen thousand, four hundred thirty-three".

Divisors: 1 31 424652143 13164216433