Base | Representation |
---|---|
bin | 100100011100110… |
… | …0000011001001011 |
3 | 10011020100120211222 |
4 | 1020321200121023 |
5 | 10001044100233 |
6 | 321205512255 |
7 | 42210423041 |
oct | 11071403113 |
9 | 3136316758 |
10 | 1223034443 |
11 | 578409974 |
12 | 2a171268b |
13 | 1664cab27 |
14 | b8608391 |
15 | 7258a898 |
hex | 48e6064b |
1223034443 has 2 divisors, whose sum is σ = 1223034444. Its totient is φ = 1223034442.
The previous prime is 1223034433. The next prime is 1223034457. The reversal of 1223034443 is 3444303221.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 1223034443 - 210 = 1223033419 is a prime.
It is not a weakly prime, because it can be changed into another prime (1223034403) 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 as a sum of consecutive naturals, namely, 611517221 + 611517222.
It is an arithmetic number, because the mean of its divisors is an integer number (611517222).
Almost surely, 21223034443 is an apocalyptic number.
1223034443 is a deficient number, since it is larger than the sum of its proper divisors (1).
1223034443 is an equidigital number, since it uses as much as digits as its factorization.
1223034443 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 6912, while the sum is 26.
The square root of 1223034443 is about 34971.9093416416. The cubic root of 1223034443 is about 1069.4148962845.
Adding to 1223034443 its reverse (3444303221), we get a palindrome (4667337664).
The spelling of 1223034443 in words is "one billion, two hundred twenty-three million, thirty-four thousand, four hundred forty-three".
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