Base | Representation |
---|---|
bin | 111000111000001011… |
… | …1100010111110101101 |
3 | 102200021110001121001201 |
4 | 1301300113202332231 |
5 | 4000122420230234 |
6 | 132040132205501 |
7 | 11552564314453 |
oct | 1616027427655 |
9 | 380243047051 |
10 | 122144305069 |
11 | 4788a304276 |
12 | 1b809a69891 |
13 | b697518437 |
14 | 5caa0469d3 |
15 | 329d370314 |
hex | 1c705e2fad |
122144305069 has 2 divisors, whose sum is σ = 122144305070. Its totient is φ = 122144305068.
The previous prime is 122144305067. The next prime is 122144305109. The reversal of 122144305069 is 960503441221.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 66713724100 + 55430580969 = 258290^2 + 235437^2 .
It is a cyclic number.
It is not a de Polignac number, because 122144305069 - 21 = 122144305067 is a prime.
It is a super-2 number, since 2×1221443050692 (a number of 23 digits) contains 22 as substring.
Together with 122144305067, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (122144305067) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61072152534 + 61072152535.
It is an arithmetic number, because the mean of its divisors is an integer number (61072152535).
Almost surely, 2122144305069 is an apocalyptic number.
It is an amenable number.
122144305069 is a deficient number, since it is larger than the sum of its proper divisors (1).
122144305069 is an equidigital number, since it uses as much as digits as its factorization.
122144305069 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 51840, while the sum is 37.
The spelling of 122144305069 in words is "one hundred twenty-two billion, one hundred forty-four million, three hundred five thousand, sixty-nine".
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