Base | Representation |
---|---|
bin | 11001001001100111… |
… | …00010000100101001 |
3 | 1021212000010111202121 |
4 | 30210303202010221 |
5 | 210123102444234 |
6 | 10111455031241 |
7 | 655413266113 |
oct | 144463420451 |
9 | 37760114677 |
10 | 13502390569 |
11 | 57a9824978 |
12 | 2749b0b521 |
13 | 13724b2c25 |
14 | 9213843b3 |
15 | 5405dd4b4 |
hex | 324ce2129 |
13502390569 has 8 divisors (see below), whose sum is σ = 13818796992. Its totient is φ = 13186093200.
The previous prime is 13502390537. The next prime is 13502390593. The reversal of 13502390569 is 96509320531.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 13502390569 - 25 = 13502390537 is a prime.
It is a super-2 number, since 2×135023905692 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (43).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13502390509) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 257727 + ... + 305659.
It is an arithmetic number, because the mean of its divisors is an integer number (1727349624).
Almost surely, 213502390569 is an apocalyptic number.
It is an amenable number.
13502390569 is a deficient number, since it is larger than the sum of its proper divisors (316406423).
13502390569 is an equidigital number, since it uses as much as digits as its factorization.
13502390569 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 54527.
The product of its (nonzero) digits is 218700, while the sum is 43.
The spelling of 13502390569 in words is "thirteen billion, five hundred two million, three hundred ninety thousand, five hundred sixty-nine".
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