Base | Representation |
---|---|
bin | 100100011101010… |
… | …0100011101001000 |
3 | 10011020212202021012 |
4 | 1020322210131020 |
5 | 10001132010344 |
6 | 321215503052 |
7 | 42212663600 |
oct | 11072443510 |
9 | 3136782235 |
10 | 1223313224 |
11 | 57858a371 |
12 | 2a1827a88 |
13 | 1665979a3 |
14 | b867bc00 |
15 | 725e329e |
hex | 48ea4748 |
1223313224 has 24 divisors (see below), whose sum is σ = 2668196790. Its totient is φ = 524276928.
The previous prime is 1223313199. The next prime is 1223313281. The reversal of 1223313224 is 4223133221.
It can be written as a sum of positive squares in only one way, i.e., 1181296900 + 42016324 = 34370^2 + 6482^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 1223313224.
It is an unprimeable number.
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 5 ways as a sum of consecutive naturals, for example, 1559957 + ... + 1560740.
Almost surely, 21223313224 is an apocalyptic number.
1223313224 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
1223313224 is an abundant number, since it is smaller than the sum of its proper divisors (1444883566).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1223313224 is a wasteful number, since it uses less digits than its factorization.
1223313224 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3120717 (or 3120706 counting only the distinct ones).
The product of its digits is 1728, while the sum is 23.
The square root of 1223313224 is about 34975.8948992017. The cubic root of 1223313224 is about 1069.4961449925.
Adding to 1223313224 its reverse (4223133221), we get a palindrome (5446446445).
The spelling of 1223313224 in words is "one billion, two hundred twenty-three million, three hundred thirteen thousand, two hundred twenty-four".
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