Base | Representation |
---|---|
bin | 10100001010001… |
… | …10011000110011 |
3 | 102210012121222220 |
4 | 22011012120303 |
5 | 321242442133 |
6 | 24440332123 |
7 | 4122255165 |
oct | 1205063063 |
9 | 383177886 |
10 | 169109043 |
11 | 87504144 |
12 | 48774043 |
13 | 2905c92c |
14 | 18660935 |
15 | eca65b3 |
hex | a146633 |
169109043 has 8 divisors (see below), whose sum is σ = 226829568. Its totient is φ = 112063944.
The previous prime is 169109027. The next prime is 169109071. The reversal of 169109043 is 340901961.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 169109043 - 24 = 169109027 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 169108995 and 169109013.
It is not an unprimeable number, because it can be changed into a prime (169101043) 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, 168271 + ... + 169272.
It is an arithmetic number, because the mean of its divisors is an integer number (28353696).
Almost surely, 2169109043 is an apocalyptic number.
169109043 is a deficient number, since it is larger than the sum of its proper divisors (57720525).
169109043 is a wasteful number, since it uses less digits than its factorization.
169109043 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 337713.
The product of its (nonzero) digits is 5832, while the sum is 33.
The square root of 169109043 is about 13004.1932852446. The cubic root of 169109043 is about 552.9963658995.
The spelling of 169109043 in words is "one hundred sixty-nine million, one hundred nine thousand, forty-three".
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