Base | Representation |
---|---|
bin | 1110100100010… |
… | …11010010000111 |
3 | 22111221200011221 |
4 | 13102023102013 |
5 | 222241032234 |
6 | 20043141211 |
7 | 3012504505 |
oct | 722132207 |
9 | 274850157 |
10 | 122205319 |
11 | 62a88735 |
12 | 34b14807 |
13 | 1c419952 |
14 | 12331675 |
15 | aaddeb4 |
hex | 748b487 |
122205319 has 8 divisors (see below), whose sum is σ = 123741072. Its totient is φ = 120677760.
The previous prime is 122205313. The next prime is 122205323. The reversal of 122205319 is 913502221.
It is a happy number.
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 122205319 - 25 = 122205287 is a prime.
It is a super-2 number, since 2×1222053192 = 29868279983783522, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 122205293 and 122205302.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122205313) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31264 + ... + 34954.
It is an arithmetic number, because the mean of its divisors is an integer number (15467634).
Almost surely, 2122205319 is an apocalyptic number.
122205319 is a deficient number, since it is larger than the sum of its proper divisors (1535753).
122205319 is a wasteful number, since it uses less digits than its factorization.
122205319 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4097.
The product of its (nonzero) digits is 1080, while the sum is 25.
The square root of 122205319 is about 11054.6514644289. The cubic root of 122205319 is about 496.2456387683.
The spelling of 122205319 in words is "one hundred twenty-two million, two hundred five thousand, three hundred nineteen".
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