Base | Representation |
---|---|
bin | 1000111100100100000111 |
3 | 11102011001010 |
4 | 20330210013 |
5 | 1100021343 |
6 | 122133303 |
7 | 25635246 |
oct | 10744407 |
9 | 4364033 |
10 | 2345223 |
11 | 1362001 |
12 | 951233 |
13 | 64160a |
14 | 45095d |
15 | 314d33 |
hex | 23c907 |
2345223 has 4 divisors (see below), whose sum is σ = 3126968. Its totient is φ = 1563480.
The previous prime is 2345219. The next prime is 2345249. The reversal of 2345223 is 3225432.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 2345223 - 22 = 2345219 is a prime.
It is an Ulam number.
It is a d-powerful number, because it can be written as 212 + 35 + 45 + 52 + 216 + 221 + 311 .
It is a D-number.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 2345223.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2345923) 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, 390868 + ... + 390873.
It is an arithmetic number, because the mean of its divisors is an integer number (781742).
22345223 is an apocalyptic number.
2345223 is a deficient number, since it is larger than the sum of its proper divisors (781745).
2345223 is an equidigital number, since it uses as much as digits as its factorization.
2345223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 781744.
The product of its digits is 1440, while the sum is 21.
The square root of 2345223 is about 1531.4120934615. The cubic root of 2345223 is about 132.8601428059.
The spelling of 2345223 in words is "two million, three hundred forty-five thousand, two hundred twenty-three".
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