Base | Representation |
---|---|
bin | 1011110111000101100111 |
3 | 12211222001102 |
4 | 23313011213 |
5 | 1243443343 |
6 | 150350315 |
7 | 35266535 |
oct | 13670547 |
9 | 5758042 |
10 | 3109223 |
11 | 1834007 |
12 | 105b39b |
13 | 84b2a0 |
14 | 5ad155 |
15 | 4163b8 |
hex | 2f7167 |
3109223 has 4 divisors (see below), whose sum is σ = 3348408. Its totient is φ = 2870040.
The previous prime is 3109213. The next prime is 3109247. The reversal of 3109223 is 3229013.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3229013 = 1783 ⋅1811.
It is a cyclic number.
It is not a de Polignac number, because 3109223 - 26 = 3109159 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 3109195 and 3109204.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3109213) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119573 + ... + 119598.
It is an arithmetic number, because the mean of its divisors is an integer number (837102).
Almost surely, 23109223 is an apocalyptic number.
3109223 is a deficient number, since it is larger than the sum of its proper divisors (239185).
3109223 is a wasteful number, since it uses less digits than its factorization.
3109223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 239184.
The product of its (nonzero) digits is 324, while the sum is 20.
The square root of 3109223 is about 1763.2988969542. The cubic root of 3109223 is about 145.9544331435.
The spelling of 3109223 in words is "three million, one hundred nine thousand, two hundred twenty-three".
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