Base | Representation |
---|---|
bin | 10011011101011… |
… | …00000110010001 |
3 | 102101011011012212 |
4 | 21232230012101 |
5 | 313241443233 |
6 | 24110401505 |
7 | 4021316303 |
oct | 1156540621 |
9 | 371134185 |
10 | 163234193 |
11 | 841612a1 |
12 | 46800295 |
13 | 27a838a5 |
14 | 17971973 |
15 | e4e5a48 |
hex | 9bac191 |
163234193 has 2 divisors, whose sum is σ = 163234194. Its totient is φ = 163234192.
The previous prime is 163234147. The next prime is 163234213. The reversal of 163234193 is 391432361.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 106337344 + 56896849 = 10312^2 + 7543^2 .
It is a cyclic number.
It is not a de Polignac number, because 163234193 - 28 = 163233937 is a prime.
It is a super-2 number, since 2×1632341932 = 53290803528722498, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (163234103) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a good prime.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81617096 + 81617097.
It is an arithmetic number, because the mean of its divisors is an integer number (81617097).
Almost surely, 2163234193 is an apocalyptic number.
It is an amenable number.
163234193 is a deficient number, since it is larger than the sum of its proper divisors (1).
163234193 is an equidigital number, since it uses as much as digits as its factorization.
163234193 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 11664, while the sum is 32.
The square root of 163234193 is about 12776.3137484957. The cubic root of 163234193 is about 546.5170458979.
The spelling of 163234193 in words is "one hundred sixty-three million, two hundred thirty-four thousand, one hundred ninety-three".
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