Base | Representation |
---|---|
bin | 11000100001111010… |
… | …10111110000111101 |
3 | 1020222210121010111212 |
4 | 30100331113300331 |
5 | 203432333103334 |
6 | 10014442254205 |
7 | 644231161304 |
oct | 142075276075 |
9 | 36883533455 |
10 | 13169425469 |
11 | 5648885302 |
12 | 26764b7365 |
13 | 131b512665 |
14 | 8cd06d43b |
15 | 52126bece |
hex | 310f57c3d |
13169425469 has 4 divisors (see below), whose sum is σ = 13174250400. Its totient is φ = 13164600540.
The previous prime is 13169425457. The next prime is 13169425471. The reversal of 13169425469 is 96452496131.
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.
It is a cyclic number.
It is not a de Polignac number, because 13169425469 - 224 = 13152648253 is a prime.
It is a super-2 number, since 2×131694254692 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13169425439) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 2408369 + ... + 2413830.
It is an arithmetic number, because the mean of its divisors is an integer number (3293562600).
Almost surely, 213169425469 is an apocalyptic number.
It is an amenable number.
13169425469 is a deficient number, since it is larger than the sum of its proper divisors (4824931).
13169425469 is an equidigital number, since it uses as much as digits as its factorization.
13169425469 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4824930.
The product of its digits is 1399680, while the sum is 50.
The spelling of 13169425469 in words is "thirteen billion, one hundred sixty-nine million, four hundred twenty-five thousand, four hundred sixty-nine".
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