Base | Representation |
---|---|
bin | 10011000100101… |
… | …101000011011111 |
3 | 211022010200210010 |
4 | 103010231003133 |
5 | 1123410001343 |
6 | 51430414303 |
7 | 10633646154 |
oct | 2304550337 |
9 | 738120703 |
10 | 320000223 |
11 | 1546a49a4 |
12 | 8b201393 |
13 | 513b135a |
14 | 306dc22b |
15 | 1d15ed33 |
hex | 1312d0df |
320000223 has 16 divisors (see below), whose sum is σ = 451825920. Its totient is φ = 200889216.
The previous prime is 320000221. The next prime is 320000227. The reversal of 320000223 is 322000023.
It is not a de Polignac number, because 320000223 - 21 = 320000221 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 320000199 and 320000208.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (320000221) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7290 + ... + 26327.
It is an arithmetic number, because the mean of its divisors is an integer number (28239120).
Almost surely, 2320000223 is an apocalyptic number.
320000223 is a deficient number, since it is larger than the sum of its proper divisors (131825697).
320000223 is a wasteful number, since it uses less digits than its factorization.
320000223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33806.
The product of its (nonzero) digits is 72, while the sum is 12.
The square root of 320000223 is about 17888.5500530367. The cubic root of 320000223 is about 683.9905375559.
Adding to 320000223 its reverse (322000023), we get a palindrome (642000246).
The spelling of 320000223 in words is "three hundred twenty million, two hundred twenty-three", and thus it is an aban number.
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