Base | Representation |
---|---|
bin | 10001110010000111011… |
… | …100010000101001000111 |
3 | 11022211022021120210022011 |
4 | 101302013130100221013 |
5 | 130010221004410143 |
6 | 2333222051315051 |
7 | 154201236326455 |
oct | 21620734205107 |
9 | 4284267523264 |
10 | 1222043044423 |
11 | 4312a1492683 |
12 | 178a0b8aba87 |
13 | 8b31332b166 |
14 | 4320bcb19d5 |
15 | 21bc4ebce9d |
hex | 11c87710a47 |
1222043044423 has 2 divisors, whose sum is σ = 1222043044424. Its totient is φ = 1222043044422.
The previous prime is 1222043044403. The next prime is 1222043044511. The reversal of 1222043044423 is 3244403402221.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1222043044423 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1222043044403) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611021522211 + 611021522212.
It is an arithmetic number, because the mean of its divisors is an integer number (611021522212).
Almost surely, 21222043044423 is an apocalyptic number.
1222043044423 is a deficient number, since it is larger than the sum of its proper divisors (1).
1222043044423 is an equidigital number, since it uses as much as digits as its factorization.
1222043044423 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 36864, while the sum is 31.
Adding to 1222043044423 its reverse (3244403402221), we get a palindrome (4466446446644).
The spelling of 1222043044423 in words is "one trillion, two hundred twenty-two billion, forty-three million, forty-four thousand, four hundred twenty-three".
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