Base | Representation |
---|---|
bin | 100001011100010… |
… | …0011100110000101 |
3 | 2220012110201011102 |
4 | 1002320203212011 |
5 | 4244230401432 |
6 | 303202545445 |
7 | 36543611024 |
oct | 10270434605 |
9 | 2805421142 |
10 | 1122122117 |
11 | 526454a56 |
12 | 273968285 |
13 | 14b627cac |
14 | a905a8bb |
15 | 687a5962 |
hex | 42e23985 |
1122122117 has 2 divisors, whose sum is σ = 1122122118. Its totient is φ = 1122122116.
The previous prime is 1122122087. The next prime is 1122122123. The reversal of 1122122117 is 7112212211.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 898140961 + 223981156 = 29969^2 + 14966^2 .
It is a cyclic number.
It is not a de Polignac number, because 1122122117 - 224 = 1105344901 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1122122167) 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 as a sum of consecutive naturals, namely, 561061058 + 561061059.
It is an arithmetic number, because the mean of its divisors is an integer number (561061059).
Almost surely, 21122122117 is an apocalyptic number.
It is an amenable number.
1122122117 is a deficient number, since it is larger than the sum of its proper divisors (1).
1122122117 is an equidigital number, since it uses as much as digits as its factorization.
1122122117 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 112, while the sum is 20.
The square root of 1122122117 is about 33498.0912441291. The cubic root of 1122122117 is about 1039.1543041717.
Adding to 1122122117 its reverse (7112212211), we get a palindrome (8234334328).
The spelling of 1122122117 in words is "one billion, one hundred twenty-two million, one hundred twenty-two thousand, one hundred seventeen".
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