Base | Representation |
---|---|
bin | 1110100100101… |
… | …00011111101111 |
3 | 22112000120221120 |
4 | 13102110133233 |
5 | 222243234210 |
6 | 20044032023 |
7 | 3013022514 |
oct | 722243757 |
9 | 275016846 |
10 | 122243055 |
11 | 63004020 |
12 | 34b32613 |
13 | 1c430b8c |
14 | 1234130b |
15 | aaea270 |
hex | 74947ef |
122243055 has 32 divisors (see below), whose sum is σ = 224605440. Its totient is φ = 56148480.
The previous prime is 122243021. The next prime is 122243057. The reversal of 122243055 is 550342221.
It is not a de Polignac number, because 122243055 - 27 = 122242927 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122243057) 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 in 31 ways as a sum of consecutive naturals, for example, 16362 + ... + 22631.
It is an arithmetic number, because the mean of its divisors is an integer number (7018920).
Almost surely, 2122243055 is an apocalyptic number.
122243055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
122243055 is a deficient number, since it is larger than the sum of its proper divisors (102362385).
122243055 is a wasteful number, since it uses less digits than its factorization.
122243055 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39031.
The product of its (nonzero) digits is 2400, while the sum is 24.
The square root of 122243055 is about 11056.3581255312. The cubic root of 122243055 is about 496.2967123724.
Adding to 122243055 its reverse (550342221), we get a palindrome (672585276).
The spelling of 122243055 in words is "one hundred twenty-two million, two hundred forty-three thousand, fifty-five".
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