Base | Representation |
---|---|
bin | 1100101001111… |
… | …11001110111101 |
3 | 21101202202020202 |
4 | 12110333032331 |
5 | 204134241211 |
6 | 14311253245 |
7 | 2426250323 |
oct | 624771675 |
9 | 241682222 |
10 | 106165181 |
11 | 54a22521 |
12 | 2b67a225 |
13 | 18cc1a45 |
14 | 10157d13 |
15 | 94c153b |
hex | 653f3bd |
106165181 has 2 divisors, whose sum is σ = 106165182. Its totient is φ = 106165180.
The previous prime is 106165159. The next prime is 106165211. The reversal of 106165181 is 181561601.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 81613156 + 24552025 = 9034^2 + 4955^2 .
It is a cyclic number.
It is not a de Polignac number, because 106165181 - 214 = 106148797 is a prime.
It is a super-2 number, since 2×1061651812 = 22542091313525522, which contains 22 as substring.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (106165121) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53082590 + 53082591.
It is an arithmetic number, because the mean of its divisors is an integer number (53082591).
Almost surely, 2106165181 is an apocalyptic number.
It is an amenable number.
106165181 is a deficient number, since it is larger than the sum of its proper divisors (1).
106165181 is an equidigital number, since it uses as much as digits as its factorization.
106165181 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1440, while the sum is 29.
The square root of 106165181 is about 10303.6489167673. The cubic root of 106165181 is about 473.5080515590.
The spelling of 106165181 in words is "one hundred six million, one hundred sixty-five thousand, one hundred eighty-one".
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