Base | Representation |
---|---|
bin | 1110100100110… |
… | …11011011101101 |
3 | 22112002000220221 |
4 | 13102123123231 |
5 | 222300141334 |
6 | 20044411341 |
7 | 3013201405 |
oct | 722333355 |
9 | 275060827 |
10 | 122271469 |
11 | 63023401 |
12 | 34b46b51 |
13 | 1c440aa8 |
14 | 1234b805 |
15 | ab038b4 |
hex | 749b6ed |
122271469 has 2 divisors, whose sum is σ = 122271470. Its totient is φ = 122271468.
The previous prime is 122271439. The next prime is 122271481. The reversal of 122271469 is 964172221.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 73788100 + 48483369 = 8590^2 + 6963^2 .
It is a cyclic number.
It is not a de Polignac number, because 122271469 - 25 = 122271437 is a prime.
It is a super-3 number, since 3×1222714693 (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (122271419) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61135734 + 61135735.
It is an arithmetic number, because the mean of its divisors is an integer number (61135735).
Almost surely, 2122271469 is an apocalyptic number.
It is an amenable number.
122271469 is a deficient number, since it is larger than the sum of its proper divisors (1).
122271469 is an equidigital number, since it uses as much as digits as its factorization.
122271469 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 12096, while the sum is 34.
The square root of 122271469 is about 11057.6430128667. The cubic root of 122271469 is about 496.3351622249.
The spelling of 122271469 in words is "one hundred twenty-two million, two hundred seventy-one thousand, four hundred sixty-nine".
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