Base | Representation |
---|---|
bin | 11110101101010001111 |
3 | 1220010021112 |
4 | 3311222033 |
5 | 224144343 |
6 | 33322235 |
7 | 11360411 |
oct | 3655217 |
9 | 1803245 |
10 | 1006223 |
11 | 627a99 |
12 | 40637b |
13 | 292cca |
14 | 1c29b1 |
15 | 14d218 |
hex | f5a8f |
1006223 has 8 divisors (see below), whose sum is σ = 1044480. Its totient is φ = 968760.
The previous prime is 1006219. The next prime is 1006231. The reversal of 1006223 is 3226001.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1006223 - 22 = 1006219 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1006198 and 1006207.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1006253) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3578 + ... + 3848.
It is an arithmetic number, because the mean of its divisors is an integer number (130560).
21006223 is an apocalyptic number.
1006223 is a deficient number, since it is larger than the sum of its proper divisors (38257).
1006223 is an equidigital number, since it uses as much as digits as its factorization.
1006223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 397.
The product of its (nonzero) digits is 72, while the sum is 14.
The square root of 1006223 is about 1003.1066742874. The cubic root of 1006223 is about 100.2070045289.
The spelling of 1006223 in words is "one million, six thousand, two hundred twenty-three".
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