Base | Representation |
---|---|
bin | 111000111010001001… |
… | …0010011100101010101 |
3 | 102200110000202021122022 |
4 | 1301310102103211111 |
5 | 4000241232241044 |
6 | 132050441142525 |
7 | 11554323126101 |
oct | 1616422234525 |
9 | 380400667568 |
10 | 122210040149 |
11 | 47913421a8a |
12 | 1b827a8aa45 |
13 | b6a8022932 |
14 | 5cb4a78901 |
15 | 32a40073ee |
hex | 1c74493955 |
122210040149 has 2 divisors, whose sum is σ = 122210040150. Its totient is φ = 122210040148.
The previous prime is 122210040131. The next prime is 122210040157. The reversal of 122210040149 is 941040012221.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 85045140625 + 37164899524 = 291625^2 + 192782^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-122210040149 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (122210043149) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61105020074 + 61105020075.
It is an arithmetic number, because the mean of its divisors is an integer number (61105020075).
Almost surely, 2122210040149 is an apocalyptic number.
It is an amenable number.
122210040149 is a deficient number, since it is larger than the sum of its proper divisors (1).
122210040149 is an equidigital number, since it uses as much as digits as its factorization.
122210040149 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1152, while the sum is 26.
The spelling of 122210040149 in words is "one hundred twenty-two billion, two hundred ten million, forty thousand, one hundred forty-nine".
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