Base | Representation |
---|---|
bin | 100110001100… |
… | …001001010111 |
3 | 200211121211001 |
4 | 212030021113 |
5 | 10030324343 |
6 | 554324131 |
7 | 151044145 |
oct | 46141127 |
9 | 20747731 |
10 | 10011223 |
11 | 5718642 |
12 | 3429647 |
13 | 20c6a01 |
14 | 1488595 |
15 | d2b44d |
hex | 98c257 |
10011223 has 4 divisors (see below), whose sum is σ = 10200168. Its totient is φ = 9822280.
The previous prime is 10011203. The next prime is 10011227. The reversal of 10011223 is 32211001.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32211001 = 2137 ⋅15073.
It is a cyclic number.
It is not a de Polignac number, because 10011223 - 25 = 10011191 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10011227) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94393 + ... + 94498.
It is an arithmetic number, because the mean of its divisors is an integer number (2550042).
Almost surely, 210011223 is an apocalyptic number.
10011223 is a deficient number, since it is larger than the sum of its proper divisors (188945).
10011223 is an equidigital number, since it uses as much as digits as its factorization.
10011223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 188944.
The product of its (nonzero) digits is 12, while the sum is 10.
The square root of 10011223 is about 3164.0516746728. The cubic root of 10011223 is about 215.5240362722.
Adding to 10011223 its reverse (32211001), we get a palindrome (42222224).
The spelling of 10011223 in words is "ten million, eleven thousand, two hundred twenty-three".
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