Base | Representation |
---|---|
bin | 10001110010001100001… |
… | …010001111111110000001 |
3 | 11022211111210112202220012 |
4 | 101302030022033332001 |
5 | 130010401241143103 |
6 | 2333234000154305 |
7 | 154203220243436 |
oct | 21621412177601 |
9 | 4284453482805 |
10 | 1222122209153 |
11 | 43133214327a |
12 | 178a32308995 |
13 | 8b3268582b1 |
14 | 432185dbb8d |
15 | 21bcbe092d8 |
hex | 11c8c28ff81 |
1222122209153 has 2 divisors, whose sum is σ = 1222122209154. Its totient is φ = 1222122209152.
The previous prime is 1222122209141. The next prime is 1222122209197. The reversal of 1222122209153 is 3519022212221.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 822373295104 + 399748914049 = 906848^2 + 632257^2 .
It is a cyclic number.
It is not a de Polignac number, because 1222122209153 - 214 = 1222122192769 is a prime.
It is not a weakly prime, because it can be changed into another prime (1222122209653) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611061104576 + 611061104577.
It is an arithmetic number, because the mean of its divisors is an integer number (611061104577).
Almost surely, 21222122209153 is an apocalyptic number.
It is an amenable number.
1222122209153 is a deficient number, since it is larger than the sum of its proper divisors (1).
1222122209153 is an equidigital number, since it uses as much as digits as its factorization.
1222122209153 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 8640, while the sum is 32.
The spelling of 1222122209153 in words is "one trillion, two hundred twenty-two billion, one hundred twenty-two million, two hundred nine thousand, one hundred fifty-three".
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