Base | Representation |
---|---|
bin | 10001111001111100000… |
… | …111101101011010001011 |
3 | 11100121222200122220022221 |
4 | 101321330013231122023 |
5 | 130124421404324233 |
6 | 2341131400354511 |
7 | 154616345202556 |
oct | 21717407553213 |
9 | 4317880586287 |
10 | 1230443042443 |
11 | 4349120244aa |
12 | 17a574a75a37 |
13 | 8c0516b19a4 |
14 | 437a773d69d |
15 | 2201767b42d |
hex | 11e7c1ed68b |
1230443042443 has 8 divisors (see below), whose sum is σ = 1261682178512. Its totient is φ = 1199582562816.
The previous prime is 1230443042429. The next prime is 1230443042471. The reversal of 1230443042443 is 3442403440321.
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 1230443042443 - 237 = 1093004088971 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1230443042399 and 1230443042408.
It is not an unprimeable number, because it can be changed into a prime (1230443042473) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94657530 + ... + 94670527.
It is an arithmetic number, because the mean of its divisors is an integer number (157710272314).
Almost surely, 21230443042443 is an apocalyptic number.
1230443042443 is a deficient number, since it is larger than the sum of its proper divisors (31239136069).
1230443042443 is an equidigital number, since it uses as much as digits as its factorization.
1230443042443 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 189328221.
The product of its (nonzero) digits is 110592, while the sum is 34.
Adding to 1230443042443 its reverse (3442403440321), we get a palindrome (4672846482764).
The spelling of 1230443042443 in words is "one trillion, two hundred thirty billion, four hundred forty-three million, forty-two thousand, four hundred forty-three".
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