Base | Representation |
---|---|
bin | 1110100100010… |
… | …00000010101111 |
3 | 22111220222222101 |
4 | 13102020002233 |
5 | 222240121142 |
6 | 20042555531 |
7 | 3012421015 |
oct | 722100257 |
9 | 274828871 |
10 | 122192047 |
11 | 62a7976a |
12 | 34b08ba7 |
13 | 1c4138b3 |
14 | 1232a8b5 |
15 | aada0b7 |
hex | 74880af |
122192047 has 2 divisors, whose sum is σ = 122192048. Its totient is φ = 122192046.
The previous prime is 122192041. The next prime is 122192087. The reversal of 122192047 is 740291221.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 122192047 - 223 = 113803439 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (122192041) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61096023 + 61096024.
It is an arithmetic number, because the mean of its divisors is an integer number (61096024).
Almost surely, 2122192047 is an apocalyptic number.
122192047 is a deficient number, since it is larger than the sum of its proper divisors (1).
122192047 is an equidigital number, since it uses as much as digits as its factorization.
122192047 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2016, while the sum is 28.
The square root of 122192047 is about 11054.0511578335. The cubic root of 122192047 is about 496.2276733458.
The spelling of 122192047 in words is "one hundred twenty-two million, one hundred ninety-two thousand, forty-seven".
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