Base | Representation |
---|---|
bin | 110011100000… |
… | …000110011101 |
3 | 221101220122201 |
4 | 303200012131 |
5 | 11424011304 |
6 | 1201211501 |
7 | 222520006 |
oct | 63400635 |
9 | 27356581 |
10 | 13500829 |
11 | 7691411 |
12 | 4630b91 |
13 | 2a49174 |
14 | 1b161ad |
15 | 12ba3a4 |
hex | ce019d |
13500829 has 4 divisors (see below), whose sum is σ = 13537984. Its totient is φ = 13463676.
The previous prime is 13500827. The next prime is 13500833. The reversal of 13500829 is 92800531.
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 13500829 - 21 = 13500827 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 13500797 and 13500806.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13500827) 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, 18027 + ... + 18760.
It is an arithmetic number, because the mean of its divisors is an integer number (3384496).
Almost surely, 213500829 is an apocalyptic number.
It is an amenable number.
13500829 is a deficient number, since it is larger than the sum of its proper divisors (37155).
13500829 is an equidigital number, since it uses as much as digits as its factorization.
13500829 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 37154.
The product of its (nonzero) digits is 2160, while the sum is 28.
The square root of 13500829 is about 3674.3474250539. The cubic root of 13500829 is about 238.1150316046.
The spelling of 13500829 in words is "thirteen million, five hundred thousand, eight hundred twenty-nine".
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