Base | Representation |
---|---|
bin | 10001110010010111011… |
… | …011001111100100000001 |
3 | 11022211222222012011212021 |
4 | 101302113123033210001 |
5 | 130011243132311223 |
6 | 2333304431201441 |
7 | 154211003613121 |
oct | 21622733174401 |
9 | 4284888164767 |
10 | 1222311213313 |
11 | 4314198a5963 |
12 | 178a85676281 |
13 | 8b356a62688 |
14 | 4323575ac81 |
15 | 21bdd7e065d |
hex | 11c976cf901 |
1222311213313 has 8 divisors (see below), whose sum is σ = 1235698581600. Its totient is φ = 1208939890560.
The previous prime is 1222311213311. The next prime is 1222311213359. The reversal of 1222311213313 is 3133121132221.
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 1222311213313 - 21 = 1222311213311 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1222311213311) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3858163 + ... + 4162936.
It is an arithmetic number, because the mean of its divisors is an integer number (154462322700).
Almost surely, 21222311213313 is an apocalyptic number.
It is an amenable number.
1222311213313 is a deficient number, since it is larger than the sum of its proper divisors (13387368287).
1222311213313 is an equidigital number, since it uses as much as digits as its factorization.
1222311213313 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8022767.
The product of its digits is 1296, while the sum is 25.
Adding to 1222311213313 its reverse (3133121132221), we get a palindrome (4355432345534).
The spelling of 1222311213313 in words is "one trillion, two hundred twenty-two billion, three hundred eleven million, two hundred thirteen thousand, three hundred thirteen".
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